Eco6therm Sàrl
2832 Rebeuvelier · about 23.9 km
Eco6therm specializes in the installation of heating systems, particularly heat pumps, and solar photovoltaic energy solutions.
eco6therm.chHome solar battery · Oberwil (BL)
Home solar battery in Oberwil (BL): Renovation guide
Installing a home solar battery in Oberwil is an excellent way to optimize your energy self-consumption. By storing surplus production generated during the day, you reduce your reliance on the local power grid. This project requires careful planning to ensure the profitability of your installation. In this guide, we explore the essential steps to succeed in your transition toward increased energy independence. To obtain a precise cost estimate for your project in Swiss francs, do not hesitate to use our free RenoIndex estimator.
At a glance
- Typical budget
- CHF 7'600 – CHF 16'100
- Midpoint
- CHF 11'000
- Grants found
- 0
- Nearby companies
- 4
Worked examples in Oberwil (BL)
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 Oberwil (BL) (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
Oberwil (BL)'s housing stock in figures
In Oberwil (BL), the federal building register lists 2'568 residential buildings and 5'579 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.
Age of residential buildings
57 % built before 1980
- Before 19196 %
- 1919–19454 %
- 1946–19609 %
- 1961–197017 %
- 1971–198021 %
- 1981–199011 %
- 1991–200012 %
- 2001–201011 %
- Since 20119 %
Construction year does not reveal past renovations: check the current insulation condition.
Main heating energy
50 % · Gas
- Gas50 %
- Heating oil21 %
- Heat pump15 %
- District heating11 %
- 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 | 50 % | 46.1 % |
| Heating oil | 21 % | 13.1 % |
| District heating | 11 % | 10.5 % |
| Heat pump | 15 % | 14.2 % |
| Electricity | 1 % | 11.1 % |
| Wood | 1 % | 0.6 % |
| Solar thermal | 0 % | 4.4 % |
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
- Boiler (unspecified)72.6 %
- Heat pump15.4 %
- Heat exchanger (district)10.6 %
- Central electric heating1.3 %
A standard non-condensing boiler is usually older and less efficient.
Houses or apartment buildings?
- Single-family houses74.5 %
- Two-dwelling houses3.8 %
- Apartment buildings (3+)21.7 %
5.1 % of buildings mix housing with shops or offices.
The typical building
- storeys (median)
- 2
- median footprint
- 101 m²
- median dwelling area
- 103 m²
Renovations, heritage and volumes
For your renovation planning in Oberwil, official register data shows that 981 buildings are protected as heritage, meaning you must contact municipal authorities early to discuss permit requirements. Regarding scale, the median house volume is 875 m3 based on the SIA 416 standard, which is essential for calculating heating and insulation needs. Please note that data coverage for building volumes is partial, as only 39 buildings have been measured under this standard out of 1912 houses identified. Homeowners should use these figures as a starting point for assessing the scope and potential costs of their specific renovation project.
981
buildings flagged as protected
status known for 2'568 of 2'568 buildings; check with the municipality
875 m³
median house volume (SIA 416)
measured for 39 of 1'912 houses
Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.
Analyzing your electricity consumption
A battery is worthwhile when solar output clearly exceeds your daytime use. Before making a purchase, examine your energy habits over a full year.
It is crucial to size your capacity based on your evening consumption, rather than focusing solely on panel power. A detailed analysis helps avoid expensive oversizing. By understanding your demand peaks, you will select a technology suited to your home.
Use RenoIndex to view current price ranges in Switzerland and refine your overall budget before reaching out to professionals.
Compatibility and technical installation
Check compatibility with your existing inverter before buying a new battery. Some setups require a hybrid inverter to function optimally, while other systems can be added on the AC side. Poor technical integration can lead to significant efficiency losses.
Ensure the installation is performed by qualified technicians to comply with safety standards applicable in Switzerland. Careful planning from the start allows for better integration into your current home system.
The RenoIndex estimator will help you anticipate the costs related to equipment and labor for an installation tailored to your specific needs.
Financial aspects in Oberwil
The profitability of a battery depends on the difference between the electricity purchase price and the savings achieved through self-consumption.
In Oberwil, as in the entire canton of Basel-Landschaft, it is advisable to monitor existing financial support opportunities. Although no specific municipal grants are listed, stay informed about current cantonal or federal programs.
For a precise projection, use the RenoIndex calculator, which provides reliable price ranges. Investing in a sustainable storage solution increases the value of your property in the long term while securing your energy supply against fluctuating grid rates.
Maintenance and durability
A solar battery is a long-term investment that requires little maintenance, though regular monitoring is recommended to ensure optimal performance.
Most modern systems report data via an app, allowing you to track the health status and charge level of the cells in real time. Ensure the battery location is well-ventilated and kept at a stable temperature according to the manufacturer's recommendations.
Annual professional checks can extend the lifespan of your equipment. Consult RenoIndex for insights on installation costs and to plan your future maintenance budget with peace of mind.
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 36.6 km
Company specialized in electrical installations and telecommunications systems, including network infrastructure and related trade.
telecrengglisa.chHyperSolaire Sàrl
2718 Lajoux JU · about 40.3 km
Jura-based specialist in photovoltaic panel installation and energy storage solutions with AI-driven optimization.
hypersolaire.chSolar conseil Sàrl
2605 Sonceboz-Sombeval · about 46 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
What is the average lifespan of a solar battery?
Most modern lithium-ion solar batteries have a lifespan of between 10 and 15 years. Their performance gradually decreases over charge cycles. Proper maintenance and a temperature-controlled environment help maximize this longevity.
Can I install the battery myself?
It is strongly advised against installing a solar battery yourself. This type of complex electrical work requires certification and strict adherence to Swiss safety standards. Always hire qualified professionals to avoid any fire hazards.
Does the battery work during a power outage?
It depends on your installation. If your system includes a backup function or islanding mode, your battery can power certain circuits in your home. Verify this specific option during the design phase with your specialist installer.
How do I get a price estimate in Oberwil?
To obtain a reliable estimate in Swiss francs, use the free tool provided by RenoIndex. It allows you to simulate costs based on your specific needs while taking into account the nuances of the Swiss renovation market.
Works often combined in Oberwil (BL)
Solar panels cost in Oberwil (BL)Heat pump installation cost in Oberwil (BL)Solar water heating cost in Oberwil (BL)
Other works in Oberwil (BL)
Kitchen renovationBathroom renovationNew flooringInterior paintingWindow replacementRoof renovationFacade insulationHeat pump installationSolar panelsSolar water heatingTerrace constructionFence installationStairwell renovationElevator installation or upgrade