Heizen per Heizstab mit überschüssigem Solarstrom: PV therm von CitrinSolar
Hottech Electric Immersion Heater for Boiler - Heating Cartridge with Uni-Schuko Plug and Temperature Controller Water Thermostat Heat Exchanger, White, 230 V, 1500 W, 6/4 Inch : Amazon.de: DIY & Tools
my-PV ELWA DC Heizstab Warmwasser netzautark I Photovoltaik4all
PV RISCALDATORE REGIME per acqua calda con FOTOVOLTAICO EUR 185,00 - PicClick IT