
Planning, installation and support of photovoltaic systems, storage units and charging stations in Eastern Switzerland
alsol ag alternative energiesysteme
Frauenfeld, CHNew on Amplifa
About alsol
alsol ag alternative energiesysteme, based in Frauenfeld (Thurgau), plans, installs and supports solar systems in Eastern Switzerland. The range of services covers photovoltaic systems for roofs and facades, in-roof systems, off-grid solar systems, as well as the installation and connection of electricity storage units, electric vehicle charging stations and heat pumps. The offering also includes advice on self-consumption associations (ZEV, vZEV, LEG), intelligent energy management, and the handling of planning and permits from the building notification through to the electrical approval. The company accompanies projects from the initial on-site consultation through installation to commissioning, including service, maintenance and hail damage service; as an option, alsol handles the application for subsidy funds from Pronovo. Customers include private households, commercial and industrial businesses, agricultural operations and public buildings such as schools, with projects realized among others in Frauenfeld, Hüttwilen, Romanshorn, Zurich, Zug and Neuhausen am Rheinfall.
- Site
- Frauenfeld
- Processes
- Installation of solar systems, Installation & connection of electricity storage units, Installation & connection of electric vehicle charging stations, Set-up of intelligent energy management, Advice on ZEV, vZEV and LEG, Heat pump connection, Planning of solar systems, Permits (building notification, electrical approval)
- Materials
- Solar systems, Off-grid solar systems, Photovoltaic facades, Electricity storage units, Electric vehicle charging stations
- Industries
- Private customers (single-family homes), Commercial/Businesses, Agriculture, Public buildings
- 01
Consultation and quotation on site
- 02
Planning and permits
- 03
Roof inspection
- 04
Installation
- 05
Commissioning
- 06
Service and maintenance
Services & Systems
Solar systems
Roof-mounted and in-roof photovoltaic systems with module tilt angles from 10° to 90°.
Off-grid solar systems
Grid-independent power supply for buildings away from the power grid.
Photovoltaic facades
Facade-integrated modules for improved electricity yield.
Electricity storage units
Battery storage systems to increase self-consumption.
Electric vehicle charging stations
Installation and connection of e-charging stations.
Location

Frauenfeld
CHPlanning, installation, service and maintenance
- Materials
- Solar systems, storage units, charging stations
- Solar calculator/yield simulation
- Service and maintenance technology
Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Installation of solar systemsAssembly | – | – | – | – | – |
| Installation & connection of electricity storage unitsAssembly | – | – | – | – | – |
| Installation & connection of electric vehicle charging stationsAssembly | – | – | – | – | – |
| Set-up of intelligent energy managementEngineering | – | – | – | – | – |
| Advice on ZEV, vZEV and LEGEngineering | – | – | – | – | – |
| Heat pump connectionAssembly | – | – | – | – | – |
| Planning of solar systemsEngineering | – | – | – | – | – |
| Permits (building notification, electrical approval)Engineering | – | – | – | – | – |
| Installation of solar modules, in-roof systems and off-grid systemsAssembly | – | – | – | – | – |
| Roof inspection before installationTesting | – | – | – | – | – |
| Service and maintenance of solar systemsAssembly | – | – | – | – | – |
Additional services
Reference customers
History
Over 25 years of planning, construction and support of solar systems in Eastern Switzerland
- 2009
First reference system Blumenhaus Helg, Diessenhofen, commissioned
- 2016
Reference system Oberwil-Dägerlen (ZH) commissioned
- 2020
Reference systems Frauenfeld (Orellano) and Andwil commissioned
- 2021
Roof system Thurplus, Frauenfeld, commissioned