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TVA solaire 2025 : tout comprendre pour appliquer le bon taux

Chez mylight150, nous défendons une fiscalité cohérente avec les usages réels de l’autoconsommation. Cet article est mis à jour au fur et à mesure des décisions officielles.

Mise à jour le 23/10/2025 – suite à la publication d’un Bulletin Officiel des Finances Publiques.

1. Ce qui change aujourd’hui et la bonne nouvelle

L’administration fiscale vient de publier le texte qui donne la date de fin d’application de la TVA à 10 % pour les installations solaires autoconsommées (installations ≤ 3 kWc et MySmartBattery comprise).

Bonne nouvelle : la TVA à 10% pourra encore être appliquée pendant plusieurs mois.

Vous pouvez continuer à appliquer la TVA à 10 % si :

  • le devis est daté et accepté par les deux parties avant le 1er janvier 2026,
  • et qu’il a fait l’objet d’un acompte ou d’une offre de financement acceptée.

Texte officiel (BOFiP – 23/10/2025) :

« Il est admis que pour les travaux d'installation de panneaux photovoltaïques ayant fait l'objet d’un devis daté accepté par les deux parties ayant donné lieu soit à un acompte, soit à une offre de financement, avant le 1er janvier 2026, les assujettis puissent continuer à se prévaloir des commentaires administratifs (…) dans leur version antérieure au 30 septembre 2025. »

Traduction simple :

  • Oui, la TVA à 10 % sera supprimée au 1er janvier 2026,
  • Tous les chantiers validés avant le 31/12 pourront continuer à bénéficier du 10 %, même s'ils sont installés après le 1er janvier 2026.

2. Rappel chronologique de la fiscalité solaire

Date Décision
Avant sept. 2025 TVA à 10 % si ≤ 3 kWc + logement > 2 ans
21 août 2025 L’administration confirme par courrier que la livraison et l’installation d’une installation solaire (panneaux, onduleurs, accessoires, main d’œuvre) avec MySmartBattery est éligible à 10 % même pour les installations > 3 kWc (pas de revente = pas d’assujettissement TVA)
9 septembre 2025 Arrêté instaurant la TVA à 5,5 % pour : panneaux ultra bas carbone + EMS (pilotage obligatoire) à partir du 1er octobre
22 octobre 2025 Nouvelle publication officielle : ❌ suppression de la TVA 10 % pour tout le marché au 1er janvier 2026
Possibilité de facturer à 10 % même après le 1er janvier si devis signé + acompte / financement avant le 1er janvier

3. Pourquoi MySmartBattery reste bien à 10 % pour les devis signés avant le 1er janvier

Ce que dit la loi (BOFiP – BOI-TVA-LIQ-30-20-90-20)

« Dès lors que l’électricité produite est autoconsommée (sans vente ni livraison à un tiers), le particulier n’est pas assujetti à la TVA. Les travaux relèvent alors du taux réduit applicable aux logements de plus de deux ans. »

Application à MySmartBattery

  • le client produit et consomme sa propre électricité,
  • le surplus n’est pas revendu,
  • il est stocké virtuellement et restitué plus tard, sans revenu.

👉 Le particulier ne tire aucune recette : il reste dans le cadre d’un usage domestique non assujetti à la TVA.

C’est donc le même raisonnement juridique que celui appliqué aux installations ≤ 3 kWc.

📎 Attestation mylight150 TVA à 10% sur MySmartBattery

68c1676fb6cfccfb0953610b_Attestation TVA10% (2).pdf

📎 BOFiP officiel

Ce cadre a été validé par écrit par la DGFiP (courrier du 21 août 2025), ce qui le rend opposable à l’administration jusqu’au 31 décembre.

4. Après le 1er janvier 2026 : ce qui change

À partir du TVA Conditions
Avant 31/12/25 10% Devis accepté + acompte / financement → ✅ ≤3 kWc + ✅ MySmartBattery toutes puissances
01/01/26 5,5% Panneaux ultra bas carbone Certisolis PPE2 V2 + gestionnaire d’énergie (EMS)
01/01/26 20% Toutes les autres installations (surplus revendu, batterie physique, panneaux classiques sans EMS…)

5. En cas de demande de l’administration fiscale : que faire ?

Bonnes pratiques à suivre

  • Conservez la preuve de l’équipement installé (numéro de série, fiche technique MySmartBattery, photos de chantier, etc.),
  • Mentionnez explicitement sur la facture que le client n’est pas producteur au sens de l’article 256 A du CGI (autoconsommation sans revente).

En cas de demande ou de vérification

  • Présentez les éléments ci-dessus, accompagnés du courrier mylight150 signé par Ondine Suavet.
  • Si besoin, renvoyez vers le BOFiP officiel : BOI-TVA-LIQ-30-20-90-20, qui définit les conditions d’éligibilité au taux de 10 % pour les installations en autoconsommation totale.

👉 Les installateurs qui souhaitent un document nominatif peuvent également solliciter un rescrit à leur nom auprès de leur service des impôts. (C’est une possibilité, pas une obligation)

6. Et demain ? TVA à 5,5 %, panneaux ultra bas carbone et pilotage

D’ici quelques mois, les installations éligibles au taux de 5,5 % (panneaux ultra bas carbone + EMS) deviendront plus nombreuses avec l’extension de la gamme de panneaux éligibles.

➡️ Le pilotage devient obligatoire pour bénéficier du 5,5 %.

➡️ C’est exactement ce que fait notre coffret d’énergie (EMS) : piloter chauffe-eau, PAC, borne, etc.

Liens utiles et ressources officielles

📄 Télécharger l’attestation TVA à 10 % – MySmartBattery

📘 BOFiP – BOI-TVA-LIQ-30-20-90-20

📘 Arrêté du 9 septembre 2025 – TVA à 5,5 % (Legifrance)

https://bofip.impots.gouv.fr/bofip/14835-PGP.html/ACTU-2025-00165

🔗 Espace Pro mylight150

Autoconsommation

Et mon surplus, il devient quoi ?

Beaucoup de clients nous posent la question. Et on les comprend.

Quand on produit sa propre énergie solaire, on s’attend à ce qu’elle soit utilisée à 100 %. Et quand une application montre qu’on a produit beaucoup plus que ce qu’on a consommé, la question surgit :

👉 “Est-ce que vous vendez notre surplus ?”

👉 “Où va l’énergie qu’on n’a pas consommée ni stockée ?”

👉 “Est-ce que notre toit vous rapporte plus qu’à nous ?”

On a voulu répondre sans détour, avec chiffres et transparence.

🌤️ En moyenne, nos clients ne perdent que 9 % de leur production solaire.

C’est le premier chiffre à retenir.
Prenons un client type mylight150 sur l’année 2024 :
• Production solaire : 6 180 kWh
• Autoconsommation directe : 2 759 kWh
• Stockage dans la batterie virtuelle MySmartBattery: 2 879 kWh
• Surplus réellement perdu : 543 kWh

👉 Ce que ça veut dire : 91 % de l’énergie produite a été utilisée intelligemment.

Et sans notre batterie virtuelle ?
Le même client aurait perdu 56% de sa production solaire.
C’est la différence entre une installation solaire et une installation vraiment intelligente.

👉 Voir graphique :  

Taux de perte par date
En rouge foncé, la perte de surplus avec MySmartBattery
En rose clair la perte de surplus sans MySmartBattery

Oui, on valorise une petite partie du surplus. Mais ce n’est pas un business caché.

Quand il reste un peu d’énergie après autoconsommation et stockage, ce surplus est injecté sur le réseau.

Et oui, dans certains cas, il peut être valorisé à des prix de marché.

Mais soyons honnêtes :
• Ces volumes sont faibles (543 kWh/an en moyenne par maison)
• Les prix de rachat sont souvent très bas, parfois nuls
• Et notre technologie est pensée pour réduire au maximum ce surplus
Autrement dit, notre modèle ne repose pas sur votre excédent, mais sur l’optimisation de votre autonomie énergétique.

Ce qu’on cherche ? Que votre maison consomme ce qu’elle produit.

Tout simplement.
Notre promesse, c’est que votre énergie reste à la maison, pas qu’elle parte nourrir le réseau ou nos marges.
C’est pourquoi notre système priorise :
1. L’autoconsommation directe
(quand vous êtes chez vous, en journée)
2. Le stockage dans la batterie virtuelle
(quand vous êtes absents ou que les appareils sont à l’arrêt
3. Et seulement ensuite, l’éventuel réinjection du surplus
➡️ Ce que vous ne consommez pas immédiatement, vous le retrouvez plus tard. Pas perdu, pas vendu.

Le tableau de bord qui parle pour nous

Production d'énergie (kWh) par date

On y voit clairement :
🟢 En vert : ce que vous autoconsommez
🔵 En bleu : ce que vous stockez
🔴 En rouge : ce que vous perdez réellement
💡 Et ce qu’on remarque, c’est que la batterie virtuelle joue à plein : elle fait le lien entre vos panneaux et vos usages réels.

✅ En résumé

Sans filtre, sans jargon, sans fausse promesse :
✅ Vous ne perdez que 9 % de ce que vous produisez
✅ Sans MSB, ce serait 56 % de pertes
✅ Grâce à mylight150, vous valorisez 91 % de votre énergie solaire
✅ Et ce qu’on gagne, on le gagne avec vous, pas sur vous

Vous avez encore un doute ?

Posez-nous la question.
Chaque question franche nous aide à améliorer la transparence, à casser les idées reçues et à améliorer ce qu’on vous propose.

Autoconsommation
Self-consumption
Autoconsumo

GreenPlay: the intelligent algorithm that improves your solar energy consumption

Faced with the continuous rise in energy prices and the need to better manage our resources, MyLight has developed an intelligent program: the GreenPlay. This solution is designed for Optimize your energy consumption Depending on your solar production. Its purpose? Perfectly align the use of your electrical appliances with the energy produced available. Learn how this system can help you Save Money without sacrificing your comfort.

Electricity consumption in full evolution

Over the last 50 years, the electricity consumption curve in France has changed a lot.

Initiatives have been taken and thanks to them, nearly 80% of electric hot water tanks now operate during off-peak hours. But there is still a long way to go. In 2023, 60% of our consumption comes from fossil fuels, a source of CO2 and global warming.

Today, Heating and Water Heating Represent 41% of the electricity consumption of French households. MyLight proposes to take up the challenge by Aligning your solar energy production with your consumption. *

Source: RTE Energy Futures 2050 (scope: France)

The mylight150 GreenPlay program: an innovative solution

GreenPlay uses intelligent algorithms to optimize the energy consumption of its users. Tested by RTE LAB on a sample of 500 customers, GreenPlay is distinguished by its ability to adjust energy consumption in real time according to real production conditions and the specific needs of users.

The Three Pillars of GreenPlay

The mylight150 GreenPlay program transforms the way you consume energy so you can get the most out of your solar installation.

1. Identifying Optimal Production Hours

GreenPlay identified The Most Productive Hours for your solar installation. Every day, the algorithm automatically determines the physical characteristics of your installation (position of the panels, drop shadows, etc.) and adjusts them according to the weather forecasts. Result? Maximized energy production.

2. Optimizing the Water Heater

The second pillar isOptimization of the Heating Time Of your water heater. The GreenPlay algorithm learns your consumption habits month by month to determine the optimal heating time, which may vary depending on the week or weekend. The aim is to heat water efficiently, without wasting energy and without unnecessary expenses.

3. Monitoring changes in consumption

GreenPlay also knows how to identify changes in your energy consumption. It identifies major energy costs, such as turning on the heating or using an energy-intensive appliance, and adjusts the forecasts accordingly. This regular monitoring allows you to optimize your consumption throughout the year.

consommation-energie

GreenPlay by mylight150: what are the advantages?

The MyLight GreenPlay program does not only optimize your energy consumption, it transforms the way you consume to allow you to get the most out of your solar installation.

Thanks to this innovation, you will:

1- Save money on your energy bills : you align your consumption with the most efficient hours of solar production, which reduces your dependence on the electrical network and lowers your energy costs.

2- Benefit from energy management without loss of comfort : the algorithm is designed to avoid periods without hot water or temperature drops, while minimizing heat losses. You continue to benefit from all the comforts you are used to, while making significant savings.

3- Benefit from personalized follow-up and continuous adaptation : the GreenPlay program is not static: it learns and adapts to your consumption habits. Each week, the algorithm reassesses your needs and adjusts the forecasts to account for seasonal variations and lifestyle changes.

By intelligently synchronizing your production and consumption, GreenPlay Helps you reduce your bills while maintaining impeccable comfort. It is a real revolution for those who want to control their energy without compromising. So Why Not Take the Plunge and Improve the Benefits of Your Solar installation with mylight150 ?

Autoconsommation
self-consumption
autoconsumo

Everything you need to know about how the virtual battery works, mySmartBattery

Up to -80% savings on your energy bill is possible thanks to the optimization of your solar production. How does that work in practice? What are the advantages of the virtual battery? How does this unique solution actually work? We answer any questions you may have.

How does your mySmartBattery virtual battery work?

Les solar panels produce energy when they catch the sun's rays. They therefore have optimal production during the day. Unfortunately, that's often the time when you can't take advantage of it. So how can you store the energy produced by your solar panels and not waste it? Thanks to a virtual battery. You then produce and optimize your own carbon-free energy.

MySmartBattery is a virtual battery that allows you to adapt your storage needs according to your consumption at a completely transparent price. It is a dematerialized way to store your solar energy.

MySmartBattery stores the solar surplus produced by your photovoltaic panels. When you need it, MySmartBattery re-uses your excess electricity free of charge to allow you to take advantage of your electrical devices. You can achieve up to 100% self-consumption.

Why optimize and maximize your energy production ? You reuse your excess energy to lower your electricity bill, no more waste. You finally consume all the electricity you produce. A mySmartBattery virtual battery guarantees you green energy all year round and savings from the first bill.

Excess energy management

You store your excess energy and mylight150 returns it to you free of charge as soon as you need it. 1 kWh produced = 1 kWh returned. With the virtual battery. Your energy adapts to your needs and not to prices that change every quarter. Result: a controlled bill and a Energy produced for you and always 100% green.

When you subscribe to mySmartBattery, you use electrical appliances (heating, water heater, etc.) at home using energy generated by yourself or supplied by mylight150.

In fact, you use as soon as you need it, the energy produced by your photovoltaic panels and stored in your cloud battery.

If you need more energy, mylight150 provides green energy in addition to the virtual electricity storage service. We guarantee that this energy is of renewable origin.

Use of stored energy

The mylight150 virtual battery, mySmartBattery, is based on monitoring your installation in real time andoptimizing your self-consumption. You directly self-consume the energy produced by your photovoltaic installation. It is 100% green and local energy.

When you produce more than you consume directly (when the weather is very nice or when you are not at home using electricity for example), MySmartBattery works on the same principle as a physical battery. Your excess production is recorded and injected directly into your battery within the limits of its capacity.

In the evening, when your solar installation no longer produces, but you consume, MySmartBattery allows you to recover this green energy and consume it at a later date. You then use this stored energy to operate your electrical devices.

What are the benefits? You no longer produce at a loss! Each kWh produced is returned to you free of charge. In concrete terms, this means real savings for you (up to - 80% on your bill), responsible consumption with 100% green energy, and autonomy that can be total.

Advantages of mySmartBattery VS EDF OA (Obligation to buy)

Store your excess electricity on a virtual battery like MySmartBattery or resell it by subscribing to an EDF OA (Obligation to Purchase) offer? We help you choose.

1- Immediate savings: with MySmartBattery from the first month, your energy bill falls when you have to wait a year to get your first savings with EDF OA.

2- Savings that continue over time: 1 kWh produced by your installation = 1 stored kWh that you can consume, regardless of market rates. The more the price of electricity increases, the more money you save. EDF buys back €0.1301 for each stored kWh in excess - or 48% of the regulated rate during peak hours in summer 2024. The more the price per kWh of electricity increases, the less you earn.

3- No more taxes: since you are not reselling your excess energy, it cannot be considered taxable income. With EDF OA, if you have a solar installation greater than 3kWc, your income from the sale of your surplus will be taxable.

4- No commitment: you can cancel your mylight150 contract whenever you want. With EDF OA, you are committed to 20 years.

And why not a physical battery?

One Physical battery represents a certain purchase cost (600 to 1000€ per kWh) and takes up space. It is also limited in terms of storage.

Unlike a physical battery, a virtual battery is safer, more durable, and more cost effective than a physical battery. It has an unlimited lifespan. MySmartBattery allows you to save a significant amount of space. It has no loss of performance and requires no maintenance. Its cost is €15 per month for 100kWh.

How does the mylight150 app work with mySmartBattery?

A clear, simple and effective application that allows you to monitor your consumption in real time. At a glance, you have access to your solar production and the charge level of your battery.

You can easily see the savings generated by your solar panels and your mylight150 virtual battery. Intuitive, the user interface is readable. You can set up personalized alerts to maximize your energy efficiency.

Focus on the Greenplay algorithm

Greenplay is a set of algorithms that uses and analyzes weather forecasts to adapt your consumption. It anticipates the photovoltaic production of your mylight system and calculates when is the most economical and appropriate moment to launch your most energy-consuming electrical devices (devices connected to mylight150 controllers, Smartplugs or DIN rail devices).

Let's take a very concrete example: very sunny weather is forecast for tomorrow. The solar production of your photovoltaic panels will therefore be optimal. Greenplay anticipates this and will launch your water heater during the day in order to maximize your self-consumption of energy.

By learning from your habits, the software is improving every day. You can easily install it on your MyHome application in 4 quick steps explained right here.

How do you choose the right battery capacity?

THEmySmartBattery offer consists of 9 virtual battery sizes. During installation, our technician will offer you the ideal solution to achieve your goals. It bases this recommendation thanks to the result of our simulator.

The size of your battery will depend on your installation (installed power, orientation, location) and your consumption habits (hours of presence, number of people, heating, water heater, household appliances, etc.)

In the event of an empty battery, you benefit from the regulated sales rate regulated by the French State. You can store and use your energy within the limit of the battery capacity you have subscribed to. If you produce more than the storage capacity of your battery, the electricity will be fed back into the electrical network free of charge.

Do you want to change the storage capacity you have subscribed to? It can be increased every month, and decreased every 12 months. Since your subscription depends on the size of the battery, changing batteries can increase or decrease the price of your subscription. Find our various battery capacities here.

To remember,

By subscribing to a solar virtual battery offer like MySmartBattery, you are guaranteed a transparent contract: no commissioning costs, savings from the first month, fixed rates and no surprises. You can reuse the energy you store at any time, without any discount. 1kWh = 1kWh at any time. There is no distinction between peak and off-peak hours.

MySmartBattery is also flexible and connected: you can adapt the capacity of your virtual battery over time, as your uses change. From your smartphone or computer, you can view the charge level of your virtual battery.

Thus, the mylight150 virtual battery offers you a solution for managing excess production allowing you to achieve 100% self-consumption, subject to the correct sizing of the battery capacity.

Do you still have a few questions? We probably answered it in our dedicated article

Cas client
Self-consumption
Autoconsumo

Richard and Martine: enjoy your retirement without worrying about your energy bills

Richard and Martine, retirees and mylight150 customers, have found the ideal solution to reduce their energy bills and enjoy their retirement without worrying about electricity costs. Thanks to mylight150, they make 1,504 euros in savings per year. Learn how in this infographic.

An autonomous home thanks to mylight150

In their five-room house with pool and heat pump, they paid more than 2,000 euros for electricity per year. Thanks to the installation of 16 450 Wp solar panels and the MySmartBattery virtual battery, they now cover 98% of their electrical needs. Result: their annual bill went from €2,212 to only €708, including €480 for the MySmartBattery subscription.

Self-consumption, made possible by the installation of solar panels coupled with our virtual battery, MySmartBattery, allows them to store solar surplus and recover it free of charge, thus offering energy on demand and guaranteed savings.

Simulate your project now to benefit from this peace of mind!

Why choose mySmartBattery?

MySmartBattery, is an innovative solution adapted to the energy needs of each household. By storing excess solar energy virtually, our virtual battery makes it possible to consume the electricity produced by its solar panels even when the sun is no longer there! With the principle of “1 kWh stored = 1 kWh returned”, our customers, like Richard and Martine, benefit from sustainable energy and a significant reduction in their bill.

By choosing our mySmartBattery virtual battery, we promise you up to 100% self-consumption for a perfectly sized system:

1- Control your electricity bill: By using your own solar energy produced, you reduce your dependence on traditional energy suppliers. This allows significant savings to be made over time.

2- No installation or maintenance costs: unlike physical batteries, mySmartBattery does not require expensive installation or regular maintenance.

3- Maximum flexibility : the mySmartBattery subscription starts at Starting at €15/month and adapts to your needs. No need to worry about changing weather.

4- A concrete gesture for the planet: By producing and consuming your own solar energy, you reduce your carbon footprint and participate actively in the transition to cleaner and sustainable energy sources. Each kWh you use is one kWh less from fossil fuels.

Simulate your project now

Autoconsommation
Self-consumption
Autoconsumo

mySmartBattery FAQ: your questions about the mylight150 virtual battery!

What is mySmartBattery?

MySmartBattery is the offer of virtual battery that stores the solar energy that you have produced with your photovoltaic panels so that you can use it at any time, day or night, summer or winter.

What are the advantages of mySmartBattery?

1- Control your electricity bill: By using your own solar energy produced, you reduce your dependence on traditional energy suppliers. This allows significant savings to be made over time.

2- No installation or maintenance costs: unlike physical batteries, mySmartBattery does not require expensive installation or regular maintenance.

3- Maximum flexibility : the mySmartBattery subscription starts at Starting at €15/month and adapts to your needs. No need to worry about changing weather.

4- A concrete gesture for the planet: By producing and consuming your own solar energy, you reduce your carbon footprint and participate actively in the transition to cleaner and sustainable energy sources. Each kWh you use is one kWh less from fossil fuels.

5- By choosing our mySmartBattery virtual battery, we promise you up to 100% self-consumption for a perfectly sized system.

How does the mylight150 virtual battery work?

MySmartBattery turns solar energy storage into a solution that is both flexible and economical.

Unlike bulky and expensive physical batteries, the virtual battery frees up space and eliminates the need for a high initial investment.

You are accessing a optimized storage capacity, without loss of performance or maintenance constraints. The excess energy produced by your solar panels is automatically stored and made available to you for future use. The principle is simple: you reduce your electricity bills while intelligently maximizing your energy consumption, in a sustainable way. With the mylighyt150 virtual battery, you adapt your storage capacity to your real needs and transparently monitor your production and energy consumption.

How much does mySmartBattery cost?

Find our rates hither. Rates depend on the power purchased.

The prices including VAT are provided for information purposes only, they include the following taxes and contributions: VAT (5.5% on the monthly subscription and 20% on the prices per kWh), the CSPE (Contribution to the Public Electricity Service) and the CTA (Transport Tariff Contribution). Off-peak and peak hours are set locally by your distribution network operator.

Our rates include a discount of €10 including VAT linked to the digitization of invoices.

How do you choose the right battery capacity?

The mySmartBattery offer consists of 9 virtual battery sizes. During installation, our technician will offer you the ideal solution to achieve your goals. It bases this recommendation thanks to the result of our simulator.

The size of your battery will depend on your installation (installed power, orientation, location) and your consumption habits (hours of presence, number of people, heating, water heater, household appliances, etc.)

In case of an empty battery, you benefit from the regulated sales rate regulated by the French State. You can store and use your energy within the limit of the capacity of the battery you have subscribed to. If you produce more than the storage capacity of your battery, the electricity will be fed back into the electrical network free of charge.

Do you want to change the storage capacity you have subscribed to? It can be increased every month, and decreased every 12 months. Since your subscription depends on the size of the battery, changing batteries can increase or decrease the price of your subscription. Find our various battery capacities here.

What happens if mySmartBattery is empty?

If mySmartBattery is empty, mylight150 provides you with green energy at the Regulated Sales Rate:

1- Green energy provided by mylight150 when your mySmartBattery is empty and you are not producing.

2- Regulated Sales Rate (TRV) applied in case of overrun and for your subscribed power.

3- Price per kWh adjusted according to TRV fluctuations.

The TRV is an electricity sales rate set by the State to protect French consumers. It can be adjusted twice a year by decree to ensure a fair and stable price.

If you exceed it, you benefit from the TRV, which corresponds to the blue EDF rate.

What are the billing methods?

Real-time sampling: pay each month according to your actual consumption.

You pay a variable amount every month for 11 months, based on your consumption over the period in question picked up by mylight150. On the 12th you receive your adjustment bill.

The advantages:

1- Precise monthly follow-up : monitor your consumption each month to adjust your payments in real time.

2- Total flexibility : change options whenever you want.

The linear schedule: Pay a fixed amount each month, based on an annual estimate.

The advantages:

1- Smoothed annual payment : spread your costs over the year to avoid surprises during the winter and to know your monthly amounts in advance.

2- Annual flexibility : change options once a year.

To note: In the 12th month, the annual bill regulates any discrepancy between the consumption you paid and the consumption that your network operator actually noted.

I have a contract with EDF OA, can I still subscribe to MySmartBattery?

You can of course subscribe to our electricity supply offer now and you will thus have 100% green energy. However, to be able to take advantage of our mySmartBattery virtual battery, you must be free from any commitment to managing your excess energy. We therefore invite you to contact EDF OA to find out how to cancel your contract. After your cancellation, you can subscribe freely to MySmartBattery. To cancel a contract with EDF Obligation d'Achat (EDF OA), you must follow several steps in order to comply with the legal and administrative conditions in force.

Here is a guide to help you with this process:

Check the terms of the contract

Carefully review your purchase contract with EDF OA, in particular the clauses relating to cancellation. Some contracts may include specific conditions (notice periods, reasons for termination, etc.).

Inform EDF OA of your intention to cancel

You must officially notify EDF OA of your intention to cancel the contract. This can be done by registered mail with acknowledgement of receipt. Please include the following information: Contract number, reason for cancellation (if requested), Desired cancellation date

Respect the notice

Depending on your contract, it is likely that notice must be respected before the cancellation is effective. Make sure you submit your request early enough to meet this deadline.

Account balance

Before you break the contract, make sure all payments and adjustments have been made. EDF OA may be able to make a record of your electricity production before the end of the contract.

How do I subscribe to mySmartBattery?

You can subscribe to mySmartBattery as soon as the quotation is signed, or during or after the installation, it's up to you! You can change your energy supplier and choose mylight150 at any time.

Les Procedures are simple. Ask to be put in touch with one of our partner installers and let their expertise guide you.

Optimisation chauffage
Heating optimisation
Optimización de la calefacción

What are the advantages of a heat pump?

Opting for a heat pump (PAC) has many advantages, both for your comfort and for your finances and the environment. Let's explore the various benefits of heat pumps and see how this technology can transform your daily life.

Advantage 1: Significant energy savings

A heat pump significantly reduces energy consumption. Unlike traditional systems that burn fossil fuels, a heat pump captures heat from the air, soil, or water and injects it into your home. This process generates three to four times more heat than the energy used, which can reduce your heating bill in particular because the price of electricity is lower than that of fuel oil or propane.

Advantage 2: An ecological gesture

Choosing a heat pump is also an ecological gesture. PACs use renewable energy sources and do not emit greenhouse gases on site, which contributes to the reduction of CO2 emissions. Compared to gas or oil boilers, they are much more environmentally friendly. This quality makes it an ideal option for reducing the carbon footprint of homes. The impact on air quality is also significant compared to gas and oil boilers emit nitrogen oxides (NOx) and fine particles that contribute to air pollution.

Advantage 3: Thermal comfort all year round

Heat pumps offer optimal thermal comfort regardless of the season. The reversible models allow heating in winter and cooling in summer, ensuring a pleasant indoor environment all year round. By automatically adjusting the temperature according to external conditions, heat pumps maintain uniform heat in all rooms.

Benefit 4: Adaptability and versatility

Heat pumps are easily adapted to various types of housing. Whether for new construction or renovation, they come in several versions — air-air, air-water, geothermal — to meet different needs. They are also compatible with various heat distribution systems, such as radiators, heated floors or fan coils, thus offering great flexibility to owners.

Benefit 5: A profitable investment over the long term

The initial investment in a heat pump may seem high, but it pays off quickly thanks to the energy savings achieved. The lifespan of a heat pump is generally 15 to 20 years, and energy savings can cover this investment in just a few years. The return on investment is often less than 10 years, based on initial energy consumption and local energy costs.

Benefit 6: Simplified maintenance and long life

Heat pumps require little maintenance compared to traditional heating systems. An annual check is generally sufficient to ensure their proper functioning. This low need for maintenance reduces maintenance costs and decreases the risk of breakdowns.

Benefit 7: Less dependence on fossil fuels

Installing a heat pump reduces your dependence on fossil fuels such as gas and fuel oil, which are often subject to significant price variations. By using local and renewable energy sources, such as heat from the air, soil or water, heat pumps offer greater stability in energy costs. However, it is important to note that the price of electricity remains variable and may also come from non-renewable sources in some countries. In France, where electricity comes mainly from nuclear power and renewable energies, this technology remains a greener option.

Advantage 8: Easy access to financial aid

Heat pumps benefit from a wide range financial aid to reduce installation costs. In France, schemes such as MaPrimeRénov', EECs, zero-rate eco-loans and reduced VAT to 5.5% are available to significantly reduce the initial cost. This aid makes investing in a CAP more accessible and advantageous in the long term.

Benefit 9: Integration with smart technologies

Modern heat pumps easily integrate with smart technologies, such as smart home systems and connected thermostats. This makes it possible to remotely control temperature and operating parameters via a mobile application, thus offering more flexibility and opportunities for energy optimization. Users can adjust their consumption in real time, program time slots, and receive performance notifications, further improving energy savings and comfort.

At mylight150, we designed MySmartHeating, an intelligent management system for your heat pump. We optimize the consumption of your heat pump to avoid peaks where electricity is the most expensive. To succeed in this, we ask you to define a target temperature around which we will allow a variation of 1 degree maximum.

An ecological, comfortable and profitable choice

Installing a heat pump has many advantages, ranging from energy savings to reducing the carbon footprint, through increased comfort and compatibility with modern technologies.

With the financial aid available and the potential for a return on investment of less than 10 years, the heat pump appears to be a sustainable, ecological and economical heating solution for French households. In 2022, more than 1 million homes have already adopted this technology, proof of its effectiveness and its numerous benefits.

Interested in saving 30% on the price of your heating? Contact an expert to discuss your project!

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How does a heat pump work?

Energy optimization is a priority for many households. The heat pump (PAC) is positioned as an effective solution to reduce energy bills and meet ecological challenges. In 2022, more than 1.1 million heat pumps have been installed in France, an increase of nearly 100% compared to 2017, illustrating the significant rise of this technology in French homes. In addition to providing better efficiency on a daily basis, the connected heat pump allows intelligent control of its consumption. This article explores in detail how a heat pump works, the benefits of its connectivity, the steps to install one, and many other essential points to make your decision.

General operating principle of a heat pump

One heat pump extracts calories from the air, soil, or water to transfer them to the inside of your home, warming the space. This process uses little electrical energy, making the CAP very efficient. For every kilowatt of electricity consumed, the heat pump can produce 3 to 4 kilowatts of heat, which explains its increasing success in homes.

The key components of a heat pump

A heat pump includes several key components:

1. the compressor

2. the evaporator

3; the condenser

3. the regulator

These components work together to capture outside heat, compress it to increase its temperature, and then redistribute it inside the house. This process is constantly being optimized to ensure optimal performance.

The principles of aerothermics and geothermics

Aerothermy: capture of energy in the air

Aerothermal energy uses the calorific energy present in the outdoor air, even in cold weather. An aerothermal heat pump recovers this energy using a refrigerant that vaporizes at low temperature. Then, the steam is compressed to increase its temperature, thereby transferring the heat to a heating circuit. This technology is appreciated for its ease of installation and reasonable operating costs. It offers optimal heating efficiency while reducing primary energy consumption.

Geothermal energy: capture of energy in the ground

Geothermal energy, unlike aerothermal energy, draws on the heat stored in the ground, a thermal reservoir that is stable throughout the year. A geothermal heat pump uses buried collectors, whether horizontal or vertical, to capture this energy. This is then transferred via a heat transfer fluid to the home. This energy capture and transfer system requires a more complex and expensive installation, often several meters deep. However, it offers a very high efficiency, especially in cold climates, thanks to the thermal stability of the soil.

Difference between an air-to-air heat pump and an air-to-water heat pump

Air-to-air heat pump: operation and use

The air-to-air heat pump extracts calories from the outside air to distribute them in the form of hot air inside the home, through fan coils. This system is mainly used to heat rooms, but it does not produce domestic hot water.

Air-water heat pump: operation and use

The air-water heat pump, on the other hand, captures heat from the outside air to transfer it to a water circuit. This circuit can then supply a central heating system, such as radiators or underfloor heating, and produce domestic hot water. Its versatility makes it a popular choice for many households.

The advantages of a connected heat pump

The connectivity allows users to control their pump remotely via a smartphone or tablet. They can adjust the temperature to suit their needs and lifestyles, whether for vacation, travel, or work. This flexibility not only improves comfort, but it also generates real savings.

In addition, connected systems analyze the heat pump's energy consumption in real time. They automatically adjust settings to optimize efficiency. It is also possible to consult the history of consumption in order to identify peaks. All this information makes it possible to avoid unnecessary overconsumption!

Most heat pumps work all day long, without taking into account changes in electricity prices.
Your smart heat pump MySmartHeating uses the thermal inertia of your home. It works primarily when electricity is very cheap and avoids price spikes.

The steps of installing a heat pump

Installing a heat pump in your home is a process that requires several key steps to ensure that it works properly and is energy efficient. Here is an overview of the typical steps in a PAC installation.

1. Initial home assessment

The first step is to complete a comprehensive assessment of your home. A professional will analyze the characteristics of your home, including its insulation, floor area, and existing heating systems. This evaluation makes it possible to determine the type of heat pump best suited to your specific needs, as well as the power required to ensure optimal thermal comfort.

2. Choice and sizing of the CAP

Once the assessment is complete, it is time to choose the CAP. Sizing is crucial: a heat pump that is too powerful will lead to overconsumption of energy, while an undersized heat pump will not be able to heat the home effectively. The professional will help you select the most suitable model, taking into account your preferences and the specifics of your home.

3. Preparing the installation site

Before installation, it is necessary to prepare the site. This may include work to improve insulation, creating space for the outdoor unit (in the case of an air-to-water or air-to-air heat pump), and connecting to existing heating systems. This step ensures that the heat pump will be installed in optimal conditions, thus maximizing its performance.

4. Installation and connection

The actual installation of the heat pump involves setting up the outdoor unit and the indoor unit, as well as connecting the heat pump to the heat distribution systems (radiators, heated floors, etc.). The professional will ensure that all components are properly installed and that there are no leaks or problems with refrigerant circulation.

5. Start-up and settings

Once the heat pump is installed, it is time to proceed with commissioning. This includes adjusting operating parameters to optimize the performance of the heat pump according to the energy needs of the household. Tests are carried out to verify that the heat pump is working properly, and the professional will explain to you how to use and maintain your new equipment.

6. Post-installation follow-up and maintenance

After installation, regular monitoring is necessary to ensure the longevity of your PAC. This includes periodic checks to verify its proper functioning and maintenance operations, such as cleaning filters and checking the refrigerant level. Regular maintenance maintains the effectiveness of the heat pump and extends its lifespan.

Prices and assistance available for installing a heat pump

How much does it cost to install a connected heat pump?

The cost of installing a connected heat pump varies according to the type of system selected (air-air, air-water, aerothermal or geothermal). It also depends on the size and characteristics of the home. The prices are generally between 8,000 and 20,000 euros, labor included. The complexity of the installation and the possible adaptations to integrate the heat pump into the existing heating system can also impact the overall cost.

economie-PAC

What help is available to install a heat pump?

In France, several financial aids are available to facilitate the installation of a heat pump. Among them, we find MaPrimeRénov', which offers subsidies adapted to household income, as well as the CEE bonus (Energy Savings Certificates), accessible to all without any resource requirement.

VAT reduced to 5.5% for energy renovation work and the Eco-loan at zero rate (eco-PTZ) are also available. The eco-PTZ allows you to finance the rest at your expense without interest. These helpers, which are cumulative, aim to make installation more affordable while encouraging the transition to sustainable energy solutions. To find out more, contact an approved installer in your region and your town hall, who will be able to provide you with information on all the help available.

Frequently asked questions about connected heat pumps

Is a connected heat pump compatible with all existing heating systems?

Not yet, but we're working to make sure that's the case.

Our system is compatible with most major brands of air-to-water heat pumps and the majority of air-to-water heat pumps at Airwell, Atlantic, Daikin, Hitachi, Hitachi, LG, LG, LG, LG, Mitsubishi and Panasonic

What energy savings can I expect with a connected heat pump?

By subscribing, you benefit from -30% on the electricity that mylight150 provides you with the first 10 years for your heat pump, i.e. -30% on the price per kWh. This discount is included in your contract.

For September 2024, this gives:

€0.1448/kWh during off-peak hours (compared to the regulated rate of €0.2068/kWh)

€0.189 /kWh during peak hours (compared to the regulated rate of €0.2068/kWh)

Note that the price of your subscription remains the same as that of the regulated rate, and depends on your subscribed power.

Are connected heat pumps difficult to use?

No, connected heat pumps are designed to be easy to use. They are generally controlled via an intuitive mobile application, allowing simple adjustment and monitoring of consumption in real time.

Should we take the plunge?

Choosing a connected heat pump is a wise investment both economically and environmentally. The benefits include a significant reduction in energy bills. At mylight150, we optimize the consumption of your heat pump to avoid peaks where electricity is the most expensive. To succeed in this, we ask you to define a target temperature around which we will allow a variation of 1 degree maximum. For example, if you set 20 degrees, you will be assured of a temperature between 19 and 21 degrees.

In France, the adoption of PACs is growing rapidly, with an annual increase in installations, which underlines their growing popularity. The future of home energy optimization seems promising, with increasingly intelligent technologies that integrate harmoniously into the connected home of tomorrow.

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Heat pump: what is it?

The search for thermal comfort is now accompanied by a quest for energy efficiency and sustainability. In this context, the heat pump (PAC) is asserting itself as a modern and clever solution. In France, sales of heat pumps reached 1.1 million units in 2022*, this testifies to the growing popularity of these systems, which make it possible to achieve significant energy savings. When you learn that replacing an electric heating system with a heat pump can significantly reduce your heating bills, you can understand the general enthusiasm. But how do these devices work? What are their advantages and limitations? Let's explore the specifics of heat pumps, how they work, and how they can transform your home into an energy efficiency model.

Definition and basic principles of a heat pump

A heat pump is a device that makes it possible to heat a space or to produce domestic hot water by transferring heat from an external environment (air, ground, or water) to the interior of a building. This heat transfer is based on the principle of thermodynamics. Even in cold weather, The Heat Pump Captures calories from the external environment using an evaporator. Then, a compressor raises the temperature of these calories, which are transported in the form of refrigerant. The heat is then released inside the housing via a condenser. This thermodynamic cycle is repeated continuously, ensuring stable and efficient heat distribution, while consuming less energy than traditional heating systems.

The different types of heat pumps

Air to air heat pump

The air-to-air heat pump takes heat from the outside air to distribute it inside in the form of hot air. This type of heat pump is often used for auxiliary heating or air conditioning systems. Its main advantage is its ease of installation and its relatively low cost. However, its energy efficiency decreases when outside temperatures become very low.

Air to Water Heat Pump

The air-to-water heat pump works by extracting heat from outside air to heat water, which then circulates through radiators or a heated floor. This system can also produce domestic hot water. It is versatile and suitable for homes equipped with water heaters.

Geothermal heat pump (soil-water and water-water)

Geothermal heat pumps use heat from the ground or groundwater. These systems are more stable in terms of performance because the temperature of the ground and the water is more constant than that of the air. The installation cost is higher, as is the complexity of the work required, but the performance is excellent all year round.

Info: In 2022, 772,000 air-to-air heat pump units were sold, while 346,000 air-water heat pump units were installed, indicating a growing preference for air-water models, especially in renovation. For their part, approximately 3220 geothermal heat pumps were installed in France in 2021, marking an increase of 7.2% compared to the previous year.

Advantages and disadvantages of heat pumps

Heat pumps have grown in popularity due to their numerous advantages. However, they also have some disadvantages that should be aware of.

Benefits of heat pumps

The main advantage of heat pumps is that they make it possible to produceSignificant energy savings. They use little electricity to operate and can significantly reduce heating bills. In addition, they use renewable resources, thus reducing the carbon footprint of households. Finally, their versatility makes them a solution suitable for many types of homes, whether new homes or renovations.

Did you know that? With MySmartHeating, increase the performance of your heat pump and reduce its operating costs by 30%. How? Your air-water heat pump is controlled by mylight150 to adapt to changes in electricity prices during the day while guaranteeing your comfort. A solution that was ahead of its time. Savings guaranteed for 10 years. Most heat pumps work all day, not taking into account changes in electricity prices. Your MySmartHeating smart heat pump uses the thermal inertia in your home. It works primarily when electricity is very cheap and avoids price spikes. Contact an expert To find out more!

Disadvantages of heat pumps

The main disadvantage of heat pumps is undoubtedly their initial installation cost, which can represent a significant investment. For example, for an air-to-water heat pump, the installation cost is between €7,000 and €16,000, while a geothermal heat pump, which is more efficient but more complex to install, can cost between €14,000 and €20,000. In addition, the efficiency of heat pumps depends on climatic conditions, especially for aerothermal models. In regions with very cold winters, their performance may decrease, sometimes requiring the use of auxiliary heating to ensure optimal thermal comfort.

How do you choose the right heat pump for your needs?

To choose the heat pump that best suits your needs, several criteria must be taken into account:

Volume and configuration of the house: In addition to the overall size, ceiling height, number of rooms, insulation and layout influence the type of heat pump. A home with large rooms or a high ceiling will require a heat pump that can distribute heat evenly, while a home with many small rooms could benefit from multiple air-to-air heat pump units.

Local climate conditions: The choice of the type of PAC also depends on the climate of the region.

- Temperate climates: An air-to-air or air-water heat pump is often sufficient in these areas. It captures heat from the outside air to heat the inside and can also cool the air in summer.

- Cold regions: In areas where winters are severe, a geothermal heat pump is often more appropriate. This type of heat pump uses stable heat from the ground, which ensures consistent performance all year round, even in very cold weather. An air-water heat pump may also be suitable, as it heats the water in a central heating system, but it may require additional support in case of extremely low temperatures.

- Regions with significant climatic variations: Reversible heat pumps, such as air-to-air models or some air-water models, are versatile. They can heat in winter and cool in summer, offering a complete solution for homes located in regions with significant climate variations.

- Available budget: The costs vary depending on the type of PAC. Air-to-air heat pumps are generally less expensive to install, while geothermal heat pumps require a higher initial investment, but they offer significant energy savings in the long run.

To help you choose your future heat pump, the best thing is to contact a qualified professional.

Financial Aid and Subsidies for Installation

While installing a heat pump can be expensive, there are various financial aids that can reduce the cost. Maprimer Renov', for example, proposes subsidies that vary according to household income and the efficiency of the work, which can cover a significant part of expenses. In addition to this support, Energy Savings Certificates (CEE), provided by energy suppliers, provide an additional discount. The zero-interest eco-loan makes it possible to finance the rest at no interest, and a VAT reduced to 5.5% applies for energy improvement works. These aids, combined, can considerably reduce the total cost, making the investment in a heat pump more accessible and sustainable in the long term thanks to the energy savings achieved.

Should you start installing a heat pump?

Heat pumps are proving to be much more than just an alternative to traditional heating systems. They represent a modern solution, combining energy efficiency and respect for the environment. By choosing the type of heat pump best suited to their needs and by taking advantage of the various financial aids available, households can not only reduce their energy costs, but also participate actively in the energy transition!  

* https://www.statistiques.developpement-durable.gouv.fr/edition-numerique/chiffres-cles-energies-renouvelables-2023/15-pompes-a-chaleur -

** https://www.statistiques.developpement-durable.gouv.fr/edition-numerique/chiffres-cles-energies-renouvelables-2023/15-pompes-a-chaleur -

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Subscribe to mySmartBattery - easy procedures for individuals

Solar energy is an essential solution for a sustainable future. But how exactly does a photovoltaic panel work? France is on the rise on the solar energy front, with an impressive production of 13.6 TWh in 2020 and An increase of 11.1% compared to the previous year. To maximize energy independence, photovoltaic panels, combined with new technologies on the market, such as virtual batteries, play a key role in sustainable energy management, making each installation more autonomous and efficient. Exploring the potential of this energy and understanding how it works is now essential.

In this article, we explain to you in concrete terms how a photovoltaic panel works!

Definition and Operation of a Photovoltaic Panel

Definition, Components and Operation of a Photovoltaic Cell

A photovoltaic solar panel is an assembly of Photovoltaic cells encapsulated between protective layers of glass, Like our bifacial biverre modules, the most resistant on the market. At the heart of each cell is the Silicon, a material Semiconductor derived from sand that excels in converting sunlight into electricity. This characteristic is crucial for the operation of a photovoltaic cell. Silicon not only allows for the efficient capture of solar energy but also ensures that this energy is converted into a clean, renewable form of electricity, powering everything from homes to industries.

The characteristics of a photovoltaic panel:

  • Efficiency: between 20 and 25% depending on cell technology -> Heterojunction, N type, P type, PERC
  • Soft cells
  • Rather Sensitive to Shading
  • High temperature coefficient + -0.5%

The Different Types of Solar Panels

Solar panels come in several types, each adapted to specific needs:

  • Bi-glass : By using glass on both sides, these panels offer better protection and extended lifespan, while maintaining optimal energy efficiency even under extreme weather conditions.
  • Bi-facial : Thanks to their ability to capture light from both sides, these panels produce more energy, especially in environments where light is reflected from surfaces such as snow.
  • Black Crystal full black : With their all-black aesthetic, these panels are not only stylish; they also absorb maximum sunlight, which optimizes their performance.
  • Heterojunction : Heterojunction technology combines crystalline and amorphous silicon to capture more light, improving performance even on an overcast day.

At mylight150, we offer each of these solutions. Do Not Wait Any Longer For Discover our products !

Operation of a Solar/Photovoltaic Panel

The Conversion of Solar Energy into Electricity

The operation of a photovoltaic panel involves the capture of photons by solar cells, which excite electrons and generate electrical flow. This process, discovered by Edmond Becquerel in 1839, is known as the photovoltaic effect. This fundamental phenomenon allows solar panels to efficiently convert solar energy into electricity.

The Electricity Generation Cycle

After the panels generate direct current (DC), it is converted into alternating current (AC) that can be used by households and businesses using an inverter. This component is vital in the operation of the solar panel because it allows the integration of solar energy into the electrical network.

Installation and Maintenance of Photovoltaic Solar Panels

Installation steps

The installation of solar panels requires theThe expertise of professionals to ensure optimal functioning of your solar panels. It starts with a careful assessment of the site, where experts determine the optimal orientation and angle of the panels to capture the maximum amount of sunlight. This phase is followed by the installation of sturdy supports and the secure attachment of the panels, whether on roofs or on ground structures. Do you have a project in mind? Do Your Simulation for Free !

Maintenance and Lifespan

Although solar panels require little maintenance, regular cleaning is essential to maintain their maximum efficiency. The lifespan of these panels can be up to 30 years, but their performance may decrease slightly over time. Thus, to ensure better profitability of the installation, mylight150 offers panel technology that is sustainable and 30-year product and performance guarantees.

Advantages and limitations of the operation of photovoltaic solar panels

What are the advantages of solar?

Les Photovoltaic Solar Panels offers several significant advantages:

  • Renewable and clean energy: They transform sunlight, an abundant and free resource, into electricity, thus helping to reduce greenhouse gas emissions.
  • Reduction in electricity bills: Once installed, solar panels can significantly reduce energy costs.
  • Energy independence: Solar panels allow users to produce their own energy - especially with a Virtual Battery - reducing dependence on traditional suppliers and fluctuations in energy prices.

Limits and Misconceptions About Solar Panels

However, solar panels also have some limitations:

  • Relatively high initial cost: The initial investment for purchase and installation can be substantial, although this can be largely mitigated by various grants and tax credits. The addition of a virtual battery also improves the amortization of the investment and reduces electricity bills, making the system more profitable in the long run.
  • Dependence on weather conditions: The production of solar panels is directly affected by weather conditions (high heat or gray weather). However, energy storage solutions can help regulate supply and new panel technologies, such as Heterojunction, allow better energy production even when it is hot or even on an overcast day.
  • Need for adequate space for installation: A sufficient and well-oriented surface is essential to maximize the efficiency of solar panels. However, in dense urban areas or on buildings with small or unsuitable roofs, the space available for installation is naturally limited. This highlights the importance of choosing the best panels on the market, capable of maximizing energy production in any weather, to optimize the use of every square meter available.

Toward a Solar Future

Photovoltaic panels are essential for Energy Transition. Their ability to convert sunlight into electricity significantly contributes to the reduction of greenhouse gas emissions. Technological advances, such as cells at Heterojunction And the Bi-Glass Technology, maximize the capture of solar energy, extend the life of installations, and reduce production and installation costs.

Photovoltaics play a crucial role in the fight against climate change, supporting local communities and creating jobs in renewable energies. This technology not only contributes to the economy and environmental protection, but it is also recognized for its sustainability and recycling potential, helping to achieve the goal of net zero CO2 emissions by 2050.

In short, investing in solar energy is a strategic choice for an autonomous future. Could this type of installation seduce you? Do you still have questions about how photovoltaic solar panels work? Do not hesitate to Simulate your project gold Contact our teams To find out more!

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Why install a virtual battery?

In 2021, installed solar capacity in the world grew significantly. It reached around 942 GW*, setting a new record. This increase of 175 GW over a single year testifies to the enthusiasm for energy autonomy and sustainable production.

Virtual batteries appears to be an innovative solution to further optimize this search for autonomy by users. With its flagship product - MySmartBattery - advanced solar energy management offers. We take stock in this article.

What is a virtual battery?

A virtual battery makes it possible to store the excess energy produced by its solar panels in the public network rather than in a physical battery. In other words, this technology makes it possible to make surplus production profitable. This concept, also called “cloud battery” gold “Battery on the Cloud”, is distinguished by its use of the electrical network as storage space.

How does a virtual battery work?

When a solar system produces more energy than needed, the excess is transferred to the public grid through a contract with an energy supplier. The injected energy can be used when solar production is lower. This ensures a constant and effective diet. This mechanism optimizes the use of renewable resources for the producer, but also for the rest of the network.

The benefits of virtual batteries

Optimization of self-consumption

Virtual batteries Optimize solar self-consumption By allowing users to consume their excess solar energy at any time. So, even at night and in winter, they function like physical batteries.

However, they offer greater flexibility and scalability than the latter. For example, it is possible to adapt your energy needs to daily uses. Capacity limits can be changed easily and there is no deterioration to be expected over time.

Financial savings

Virtual batteries are major assets for achieving significant savings, for two main reasons.

First of all, they eliminate the high costs of installing and maintaining physical batteries, while offering equivalent services.

Then, they reduce your bills and accelerate the return on investment of your solar installation. Even if this does not represent direct savings, using a virtual battery involves a low and fixed monthly amount that is easier to manage on a daily basis.

In summary, virtual farms are a more profitable, reliable and less restrictive solution. This increased profitability frees up financial resources for other investments, whether energy or personal.

Environmental impact

Virtual batteries promote the use of renewable energies and actively support the energy transition. This approach promotes a more sustainable and environmentally friendly future.

Opting for this technology also limits the need for raw materials and the recycling efforts associated with the production and use of physical batteries.

MySmartBattery: The Innovative Solution from Mylight150

MySmartBattery is the virtual battery developed by mylight150. It allows you to store the excess energy produced by your installation starting at €15 per month and to benefit from numerous advantages.

Flexibility and scalability

Our solution adapts to your energy needs, adjusting the capacity monthly and annually for tailor-made use.

Economy and Profitability

You can save up to 80% on your bills. MySmartBattery will also offer you a better return on investment on your solar installation (6 to 8 years), while fully exploiting your excess energy.

Optimal use of energy

Store excess energy during the day and summer, and reuse it for free at night and in winter. You can maximize your self-consumption up to 100%!

Safety and sustainability

Our virtual battery eliminates the constraints and maintenance costs of physical batteries, offering a safer and more sustainable solution.

Professional Support and Follow-up

Benefit from the expertise of mylight150, with more than 30,000 satisfied households. Our customer service, located in France, is available by phone five days a week. It ensures your peace of mind from installation to activation, as well as for daily monitoring.

Towards even more autonomy!

Virtual farms represent a significant advance inOptimization of Solar Self-Consumption. By choosing the Good Energy Storage Solution, users can maximize their savings and contribute to an overall reduction in carbon footprint.

To summarize,

What is a virtual battery?

A virtual battery stores excess solar energy in the public grid rather than in a physical battery.

How does a virtual battery work?

Excess energy produced by solar panels is fed into the public grid and can be reused when solar production is insufficient.

What are the advantages of a virtual battery?

The benefits include optimizing self-consumption, financial savings, and a reduced carbon footprint.

Why choose MySmartBattery?

MySmartBattery offers a flexible, economical and maintenance free solution, thus optimizing the management of solar energy.

* https://www.kapsarc.org/research/publications/trends-in-global-solar-pv-installation-in-2021/

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Optimize your energy consumption with virtual batteries

A solar self-consumption installation can allow you to reduce your bills by 30 to 40%1. Have you switched to solar self-consumption and want to take full advantage of your installation? Find out how the mylight150 virtual battery Can help you maximize your savings and optimize your photovoltaic panels.

Why switch to solar self-consumption?

Going Solar is an excellent initiative, but what is even more beneficial is to optimize your consumption for Use the energy produced directly. The cheapest kWh is the one you consume instantly, without going through the network!

By increasing the self-consumption portion of your solar production, you can reduce the cost per kWh and increase your savings. Result? A significant reduction in your energy bills and real autonomy!

MySmartBattery: the mylight150 virtual battery: an innovative solution.

The Virtual Battery: How Does It Work?

The MySmartBattery virtual battery works on the same principle as a physical battery. Your excess production is recorded and injected directly into your battery within the limit of the retained capacity. We then deduct this electricity in real time as soon as you need it. MySmartBattery is the only real-time battery that allows you to save 100% of the value of your stored kWhs.

In summary, My Smart Battery is an offer that is easy to understand.

- During the day/summer, my solar surplus is stored on MySmartBattery

-At night/in winter I consume the energy stored on MySmartBattery

The mylight150 virtual battery offers a storage capacity ranging from 100 to 10000 kWh. The principle is simple: 1 kWh stored is equivalent to 1 kWh saved.

This flexibility allows you to adapt your storage capacity and allows you to increase your self-consumption rate.

The benefits of MySmartBattery

En Storing Energy Produced in Summer for Use in Winter or at Night, you can cover a significant portion of your energy needs, even during periods of low production. This ensures optimal use of the solar energy produced.

The virtual battery is particularly useful for homes heated by electricity, with heating accounting for almost 62% of their energy expenditure.

By increasing the self-consumption rate, you will reduce the cost per kWh and make interesting savings.

Optimize your energy consumption

Simplified management of electrical devices

Mylight150 offers solutions for Use your electrical devices more intelligently And run them on solar power. For example, heating water with your electric water heater costs you an average of €400 per year for 100 L. By taking advantage of solar energy during the day, you will significantly reduce this expense.

Likewise, the automatic management of your pumps, pools or hot tubs during the day allows you to save money without impacting your comfort.

Charging your electric car, requiring 41 kWh per charge, can also be optimized using solar energy.

Finally, connected sockets allow you to program the switching on and off of your home appliances to reduce their consumption.

The Reduction of Consumption Peaks

The virtual battery helps you to smooth your energy consumption by covering your needs during the day and reducing the peak consumption in the evening.

By preheating your home in the afternoon, for example, and lowering the temperature at night, you can take advantage of your home's thermal inertia for additional savings.

Learn to Consume Better

A Better Understanding of Your Consumption per device Can help you reduce your energy costs by up to 20%. Mylight150 supports you in this process and offers tools to inform you in real time about your energy consumption using sensors or sub-meters.

By identifying the most energy-consuming devices and adapting their use, you can easily improve the energy efficiency of your home.

In summary, using the mylight150 Virtual Battery means:

1- Maximize self-consumption to achieve up to 100% self-consumption, to accelerate the profitability of your installation

2- Up to -80% on electrical bills: significant, immediate savings, without time limits and without loss of storage efficiency as can be the case of a physical battery

3- Automatic and visible savings in real time via our application

By combining the use of virtual batteries and the optimization of your energy consumption, mylight150 allows you to amplify the benefits of your solar panels.

Investing in a mylight150 virtual battery is taking a step towards smarter and more economical management of your energy.

1 https://mypower.engie.fr/energie-solaire/avantages.html

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