Eco6therm Sàrl
2832 Rebeuvelier · about 94.2 km
Eco6therm specializes in the installation of heating systems, particularly heat pumps, and solar photovoltaic energy solutions.
eco6therm.chHome solar battery · Wädenswil
Installing a solar battery in Wädenswil
Are you planning to optimize your photovoltaic system in Wädenswil? Adding a solar battery is an ideal solution for increasing your self-consumption. By storing surplus energy produced during the day, you reduce your reliance on the power grid during the evening. This guide helps you understand the technical and financial stakes of your project. To get a personalized cost estimate tailored to the local market, use the free RenoIndex estimator today for a precise price range for your home in Wädenswil.
At a glance
- Typical budget
- CHF 8'100 – CHF 17'200
- Midpoint
- CHF 11'800
- Grants found
- 0
- Nearby companies
- 4
Worked examples in Wädenswil
Small project
CHF 4'400 – CHF 10'200
Typical project
CHF 8'100 – CHF 17'200
Large project
CHF 13'900 – CHF 28'500
| Project | Quantity | Low | High | Per unit |
|---|---|---|---|---|
| Small project | 5 kWh | CHF 4'400 | CHF 10'200 | CHF 1'400 |
| Typical project | 10 kWh | CHF 8'100 | CHF 17'200 | CHF 1'200 |
| Large project | 18 kWh | CHF 13'900 | CHF 28'500 | CHF 1'100 |
Computed with our estimator for Wädenswil (regional factor included), standard finish. Only the project size changes.
Cost split (typical project)
- Labour : CHF 2'400 (20 %)
- Materials : CHF 8'200 (70 %)
- Other costs : CHF 1'200 (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
Wädenswil's housing stock in figures
In Wädenswil, the federal building register lists 3'756 residential buildings and 12'624 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.
Age of residential buildings
63 % built before 1980
- Before 191925 %
- 1919–19457 %
- 1946–19606 %
- 1961–197010 %
- 1971–198015 %
- 1981–199012 %
- 1991–200010 %
- 2001–20108 %
- Since 20117 %
Construction year does not reveal past renovations: check the current insulation condition.
Main heating energy
37 % · Gas
- Gas37 %
- Heat pump32 %
- Heating oil18 %
- Wood8 %
- Electricity3 %
- District heating1 %
This distribution describes recorded buildings, not your system's consumption or efficiency.
Heating and hot water: which energies?
| Energy | Heating | Hot water |
|---|---|---|
| Gas | 37 % | 27 % |
| Heating oil | 18 % | 20.4 % |
| District heating | 1 % | 0.6 % |
| Heat pump | 32 % | 21.1 % |
| Electricity | 3 % | 25.7 % |
| Wood | 8 % | 3.2 % |
| Solar thermal | 0 % | 1.3 % |
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)58.6 %
- Heat pump32.1 %
- Stove3.5 %
- Central electric heating2.1 %
- Heat exchanger (district)1.3 %
- Direct electric heaters1.3 %
- Condensing boiler0.9 %
A standard non-condensing boiler is usually older and less efficient.
Houses or apartment buildings?
- Single-family houses56.7 %
- Two-dwelling houses11.7 %
- Apartment buildings (3+)31.7 %
13.6 % of buildings mix housing with shops or offices.
The typical building
- storeys (median)
- 3
- median footprint
- 127 m²
- median dwelling area
- 92 m²
Renovations, heritage and volumes
For your renovation plans in Wädenswil, the federal building register provides important insights for your project. The median house volume is 497 m3 according to the SIA 416 standard, which is essential for scaling heating and insulation works. Please note that this volume data is based on a very limited coverage of only two buildings out of 2128. Regarding heritage status, 53 buildings are identified as known. We recommend contacting the municipality early to clarify any specific permit requirements or restrictions for your property, ensuring that your renovation project proceeds smoothly while respecting the local building regulations.
0
buildings flagged as protected
status known for 53 of 3'756 buildings; check with the municipality
497 m³
median house volume (SIA 416)
measured for 2 of 2'128 houses
Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.
The benefits of solar storage
A battery is worthwhile when your solar output clearly exceeds your daytime use. In Wädenswil, as everywhere in Switzerland, profitability relies on your ability to use your own electricity.
Without storage, excess energy is injected into the grid at a rate generally lower than the purchase price. By storing this surplus, you maximize your energy independence.
Before getting started, it is crucial to analyze your actual consumption habits to determine if the volume of unused production justifies the initial investment in a high-performance storage system. Use RenoIndex for your calculations.
Sizing your system
It is essential to size the capacity of your battery based on your evening consumption, not the power of your panels. A system that is too large represents an unnecessary cost, while one that is too small will not cover your nightly needs.
Think about your energy-intensive appliances used after sunset. The right balance achieves an optimal self-consumption rate throughout the year.
Take the time to consult a professional to evaluate your energy needs accurately based on your annual consumption history in Wädenswil. Use RenoIndex for cost planning.
Compatibility and technical installation
Before buying, always check the compatibility with your existing inverter. Some batteries require a hybrid inverter, while others can be added as AC-coupled systems to an existing setup.
In Wädenswil, ensure the installation is performed by qualified technicians to guarantee safety and compliance with current electrical standards. Poor integration can reduce the overall system efficiency or lead to premature failures.
Get an estimate of installation and material costs using the free RenoIndex calculator.
Preparing your project in Wädenswil
Planning is the most important step to ensure the profitability of your solar battery. In Wädenswil, carefully analyze your annual consumption profile. If your home uses little energy at night, a large battery will not be profitable.
Also, consider the future evolution of your needs, such as installing an electric vehicle charging station or a heat pump. These appliances can influence the required storage capacity.
RenoIndex supports you in this process by providing a realistic price range for your local project.
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 103.9 km
Company specialized in electrical installations and telecommunications systems, including network infrastructure and related trade.
telecrengglisa.chSolar conseil Sàrl
2605 Sonceboz-Sombeval · about 111.8 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.chHyperSolaire Sàrl
2718 Lajoux JU · about 114.6 km
Jura-based specialist in photovoltaic panel installation and energy storage solutions with AI-driven optimization.
hypersolaire.chSuggestions from the commercial register by distance and activity. Not an endorsement or partnership.
Frequently asked questions
Is a battery always profitable?
No, its profitability depends on your self-consumption rate. If you use most of your production during the day, the financial benefit will be limited. Calculate your nightly needs before making any investment.
What is the average lifespan?
Most modern lithium solar batteries have a lifespan of between 10 and 15 years. This mainly depends on the number of full charge cycles and the maintenance performed.
Can I install the battery myself?
No, the installation must be carried out by qualified professionals for electrical safety reasons and compliance with current Swiss standards.
Where can I find a price estimate?
Use the free RenoIndex calculator to get a price range adapted to your project and the Swiss market. It is simple and without obligation.
Works often combined in Wädenswil
Solar panels cost in WädenswilHeat pump installation cost in WädenswilSolar water heating cost in Wädenswil
Other works in Wädenswil
Kitchen renovationBathroom renovationNew flooringInterior paintingWindow replacementRoof renovationFacade insulationHeat pump installationSolar panelsSolar water heatingTerrace constructionFence installationStairwell renovationElevator installation or upgrade