Produce and consume your own electricity
Discover our complete solar kit, designed to reduce your electricity bill. Composed of 14 high-performance solar panels, a Sofar Solar ESI 5 kVA inverter, and a Sofar Solar BTS 5K lithium battery, this kit allows you to produce, store, and consume your own energy according to your needs.
Advantages:
Estimated production:
With an estimated annual production of 6853 kWh (central France), this solar kit can save you around €2055.9 per year (electricity price at €0.30/kWh)
Why choose us?
Ready to make the switch to self-consumption? Contact us for a personalized study.
This kit includes
Model circuit breaker


Discover our turnkey solution to produce your own electricity using solar power. Our basic kit includes 14 solar panels featuring the latest technologies, a single-phase Sofar Solar ESI inverter of 5 kVa, a Sofar Solar BTS 5K battery, a mounting system suitable for tile roofs, and all the components necessary for installation. We select the most efficient products to optimize the energy production of your installation.
Why choose solar energy?
By opting for a solar installation, you are choosing to:
A personalized quote for your project
We offer a customized study to determine the ideal configuration for your installation. By sending us a few photos of your roof and providing your electricity consumption along with the type of connection (single-phase or three-phase), we can provide you with an accurate quote.
A fast and professional installation
Once your project is approved, our qualified installers will handle the setup of your solar system as quickly as possible. We guarantee a meticulous installation in compliance with current standards.
The benefits of choosing Wattuneed
An offer tailored to your needs
Our offer is valid for installations accessible without the use of major lifting equipment on ground level or R+1 (first floor). For projects requiring more complex access conditions, we will work together to find the best technical and economic solution. It may be necessary to make adjustments to the budget and materials based on the previously mentioned criteria. Access to the property must be straightforward without complexity and on an unprotected site. Travel expenses are covered for the first 50 km. Beyond that, mileage costs of €1 will be applied.
Want to know more?
Feel free to contact us for a free and personalized quote: info@wattuneed.com
Take the step towards energy independence!

See its product sheet in our panels section to find out more.
And don't forget, we offer you the flexibility to choose the panel model you prefer.
We invite you to consult our solar production simulator to determine exactly what your solar production will be.
|
Perc |
N-Type |
HJT |
|
|
Efficiency |
Approximately 19-22% | Approximately 20-23%. | Environ 21-24% |
|
Cost |
Moderate | High | Very high |
|
Temperature coefficient |
Approximately -0.3 à 0.4% per °C | Approximately -0.3% per °C | Approximately -0.2% Per °C |
|
Annual degradation |
Approximately 0.5 - 07% | Approximately 0.4 - 0.5% | Less than 0.5% |
|
Durability |
Good | Very good | Excellent |
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Sofar Solar ESI 5 kVa - ESI 5K-S1
Discover the quintessence of solar energy conversion with the Sofar ESI photovoltaic inverter. Designed by solar industry leader Sofar Solar, this inverter embodies the pinnacle of modern solar technology.
Unrivalled reliability: The Sofar ESI inverter offers unrivalled reliability and durability, thanks to its high-quality components, guaranteeing flawless operation even under the most demanding conditions.
Optimum efficiency: benefit from optimum conversion of solar energy into electricity, thanks to the exceptional efficiency of the Sofar ESI inverter. Every ray of sunlight is captured and transformed into usable electrical power to meet your energy needs.
Superior versatility: The Sofar ESI inverter stands out for its remarkable versatility, suitable for a variety of applications and system configurations, whether for residential or commercial installation.
Advanced features: Equipped with state-of-the-art features such as two MPPT inputs, the Sofar ESI inverter maximizes the yield of your solar system, fully exploiting the potential of your photovoltaic installation.
Quality guarantee: With Sofar Solar, quality is assured. Enjoy total peace of mind with an extended warranty on your Sofar ESI inverter, guaranteeing years of reliable, worry-free performance.
Opt for solar excellence with the Sofar ESI photovoltaic inverter, and transform your solar energy into a clean, renewable source of electricity for your home or business.
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Discover the power of the future with the SOFAR SOLAR 5 kWh residential energy storage system, backed by a 10-year warranty. Designed to provide an advanced energy storage solution, our brand-new system combines 4 LiFePO4 battery modules with a distribution unit, offering remarkable capacity in a compact format.
Thanks to its modular and stackable design, expanding your battery capacity is now simple and quick. Installation is a breeze, with quick-connect cables allowing you to enjoy the benefits of your new storage system in no time.
And that's not all! With the ability to connect up to two systems in parallel, you can achieve an impressive energy storage capacity of 40 kWh, ensuring reliable energy autonomy for your home.
Invest in the future of home energy with the SOFAR SOLAR energy storage system. Free yourself from energy constraints and start enjoying a more sustainable, smarter life today!
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Investment Bonuses for Self-Consumption
Solar Kit Self-Consumption 6.3 kWp – Mono 5 kW – Battery 5.12 kWh – Installed FR by Wattuneed is available in our Off-grid solar kits catalog. Technical specifications: inverter power in va: 5000 VA, type of need: Kit with installation in France, battery storage: With storage, wind turbine: Without, number of panels: 14 panels, mains re-injection: With. Product weight: 400.0 kg. Reference: Kit-Instal-France-14pv.
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