
Full-black modules
Modern high-performance modules by Jolywood in an attractive full-black design — aesthetics meet efficiency.
- Powerful: 400–440 watts
- 21–22 % efficiency
- Manufacturer: Jolywood
- Custom adaptation with alternative modules possible
We advise you holistically on the energy transition and look together at which products, alongside the PV system, suit you best — elegant in full-black design and with strong warranties.

Modern high-performance modules by Jolywood in an attractive full-black design — aesthetics meet efficiency.

The energy hub of your photovoltaic system — hybrid and string inverters by SunGrow.

LFP storage by SunGrow with up to 100 kWh capacity — use solar power at night too.

Your energy source for electric mobility — charging stations by SunGrow & Weidmüller.

Heat efficiently and enjoy hot water — with versatile heat-pump solutions.

Efficient climate technology for your hot summer — for living, commercial and office spaces.

A heat pump heats especially efficiently when run on your own solar power. As WER Gruppe we plan PV, storage, heat pump and climate technology together — so everything works optimally as one.
Heat-pump checkDo you have individual product wishes? Alongside our standard products, we also integrate alternative components from various manufacturers.