Eco6therm Sàrl
2832 Rebeuvelier · about 29.2 km
Eco6therm specializes in the installation of heating systems, particularly heat pumps, and solar photovoltaic energy solutions.
eco6therm.chHome solar battery · Basel
Installing a solar battery in Basel: Guide and tips
Are you planning to optimize your photovoltaic system in Basel? Adding a solar battery is an excellent solution for increasing your self-consumption rate. By storing surplus energy produced during the day, you can use your own electricity in the evening and at night. This practical guide accompanies you through your energy renovation project while helping you plan your budget with peace of mind. Use our free RenoIndex estimator to get a precise price range in Swiss Francs tailored to your home installation in Basel.
At a glance
- Typical budget
- CHF 7'600 – CHF 16'100
- Midpoint
- CHF 11'000
- Grants found
- 0
- Nearby companies
- 4
Worked examples in Basel
Small project
CHF 4'200 – CHF 9'500
Typical project
CHF 7'600 – CHF 16'100
Large project
CHF 13'000 – CHF 26'700
| Project | Quantity | Low | High | Per unit |
|---|---|---|---|---|
| Small project | 5 kWh | CHF 4'200 | CHF 9'500 | CHF 1'300 |
| Typical project | 10 kWh | CHF 7'600 | CHF 16'100 | CHF 1'100 |
| Large project | 18 kWh | CHF 13'000 | CHF 26'700 | CHF 1'000 |
Computed with our estimator for Basel (regional factor included), standard finish. Only the project size changes.
Cost split (typical project)
- Labour : CHF 2'200 (20 %)
- Materials : CHF 7'700 (70 %)
- Other costs : CHF 1'100 (10 %)
What the price covers
Included
- Supply and installation
- VAT
- Battery, charge management and standard connection; options according to answers
Not included
- Permits and architect fees
- Unexpected structural issues
- Possible subsidies
- Solar panels and complete electrical refurbishment
Basel's housing stock in figures
In Basel, the federal building register lists 18'537 residential buildings and 104'691 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.
Age of residential buildings
92 % built before 1980
- Before 191928 %
- 1919–194535 %
- 1946–196016 %
- 1961–19708 %
- 1971–19805 %
- 1981–19902 %
- 1991–20002 %
- 2001–20101 %
- Since 20113 %
Construction year does not reveal past renovations: check the current insulation condition.
Main heating energy
46 % · District heating
- District heating46 %
- Gas36 %
- Heat pump9 %
- Heating oil8 %
- Electricity1 %
- Wood1 %
This distribution describes recorded buildings, not your system's consumption or efficiency.
Heating and hot water: which energies?
| Energy | Heating | Hot water |
|---|---|---|
| Gas | 36 % | 19.9 % |
| Heating oil | 8 % | 4 % |
| District heating | 46 % | 45.9 % |
| Heat pump | 9 % | 8.6 % |
| Electricity | 1 % | 17.1 % |
| Wood | 1 % | 0.7 % |
| Solar thermal | 0 % | 3.8 % |
Each line gives the share of buildings using that energy, separately for heating and for hot water. The two columns do not always reach 100%: some buildings combine two systems, or reported none.
Type of heating system
- Heat exchanger (district)45.8 %
- Standard boiler29.1 %
- Condensing boiler11.2 %
- Heat pump8.6 %
- Boiler (unspecified)4.4 %
- Central electric heating0.6 %
A standard non-condensing boiler is usually older and less efficient.
Houses or apartment buildings?
- Single-family houses36.7 %
- Two-dwelling houses4.3 %
- Apartment buildings (3+)59 %
26.6 % of buildings mix housing with shops or offices.
The typical building
- storeys (median)
- 4
- median footprint
- 116 m²
- median dwelling area
- 70 m²
Renovations, heritage and volumes
For your renovation plans in Basel, the RegBL data provides essential guidance. With 2299 buildings under heritage protection, it is vital to contact the municipality early to discuss permits. While building volume figures according to the SIA 416 standard are unavailable, the data coverage for renovation history is complete. The median renovation year is recorded as 2024, reflecting recent activity in the area. Please note that for certain technical aspects, data coverage remains partial. Consequently, you should conduct a thorough on-site assessment to accurately plan the scale of your insulation or heating works, as official figures do not cover all metrics.
2024
median year of last renovation
recorded for 1 of 18'537 buildings
2'299
buildings flagged as protected
status known for 18'537 of 18'537 buildings; check with the municipality
Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.
Benefits of energy storage in Basel
A battery is worthwhile when solar output clearly exceeds your daytime use, a common situation for active households. By storing surplus energy, you reduce your dependence on the electrical grid and limit long-term costs.
This transition to energy autonomy is a sustainable step that enhances your property value. To evaluate the return on investment for your project, it is essential to understand the capacity needed based on your actual lifestyle.
RenoIndex helps you estimate these renovation costs today.
Properly sizing your installation
Sizing is a key step to ensure the profitability of your investment. It is highly recommended to base storage capacity on your evening consumption, rather than just the power of your solar panels.
An oversized system would generate unnecessary costs, while a battery that is too small would not meet your nighttime needs. Analyze your electricity bills and daily usage profile to find the perfect balance.
Do not forget to consult RenoIndex for a reliable estimate of material and installation costs in Switzerland.
Technical compatibility and inverters
Before any purchase, it is crucial to check the compatibility between the new battery and your existing inverter. Some inverters are designed specifically for AC or DC coupling, which influences equipment selection.
A rigorous technical check avoids complications during commissioning and optimizes the system's overall efficiency. Work with qualified professionals who can audit your current setup.
To get a clear idea of the total budget including these technical aspects, use the RenoIndex estimation tool for free.
Enhancing your home in Basel
Investing in a solar battery is not just about energy savings; it is a major asset for your property. In Basel, homes equipped with autonomous energy management systems are increasingly sought after.
By increasing energy efficiency, you improve the energy rating of your building, which can positively influence its resale value. Plan your project methodically by following the advice provided.
To quickly visualize your investment, access RenoIndex and get your personalized price range in just a few clicks.
Your project in 5 steps
1. Estimate
Set a budget range with the estimator.
2. Grants
Apply before work starts.
3. Quotes
Compare at least 3 quotes.
4. Permit
Check with the municipality whether a permit is needed.
5. Works
Follow the site and do a written handover.
Grants and subsidies
No specific grant listed for this work. Maintenance tax deductions may still apply.
Companies in the area
TELEC Renggli S.A. (Télécommunications, Electricité et Commerce)
2735 Malleray · about 41.9 km
Company specialized in electrical installations and telecommunications systems, including network infrastructure and related trade.
telecrengglisa.chHyperSolaire Sàrl
2718 Lajoux JU · about 45.4 km
Jura-based specialist in photovoltaic panel installation and energy storage solutions with AI-driven optimization.
hypersolaire.chSolar conseil Sàrl
2605 Sonceboz-Sombeval · about 51.2 km
Solar conseil Sàrl specializes in the installation of photovoltaic power plants, energy storage solutions, and energy efficiency consulting in the Jura and Bernese Jura regions.
solarconseil.chSuggestions from the commercial register by distance and activity. Not an endorsement or partnership.
Frequently asked questions
Why is compatibility with the inverter important?
The inverter ensures the conversion of direct current into alternating current. Poor compatibility can prevent the efficient charging or discharging of your battery, leading to significant energy losses or a faulty installation. Always check the data sheet with your installer.
What battery size should an average family choose?
The ideal capacity does not depend on the surface area, but on your nighttime consumption. An average family generally needs 5 to 10 kWh. Analyze your evening consumption habits to avoid costly and inefficient oversizing.
Should I install the battery at the same time as the panels?
It is not mandatory, but often more economical. Installing both simultaneously limits labor costs and ensures that the inverter is perfectly matched. A later upgrade is possible but requires thorough technical planning.
How can I get an estimate of the total cost?
Use the RenoIndex calculator to get a personalized price range based on the Swiss market. This tool gives you a reliable basis for discussions with local companies and helps you plan your renovation budget with precision.
Works often combined in Basel
Other works in Basel
Kitchen renovationBathroom renovationNew flooringInterior paintingWindow replacementRoof renovationFacade insulationHeat pump installationSolar panelsSolar water heatingTerrace constructionFence installationStairwell renovationElevator installation or upgrade