A real world comparison between Mono, Poly, PERC and Dual PV Modules.
* This is a field test and the results are specific for this installation on this location, please research which is the best solution for your own situation as the results can be different based on environmental influences.
The cable translates the remote on/off driver logic from the VE.Bus BMS (normally high, and open circuit in case of alarm) to the logic needed by above products: active pull down to switch off.