This cable is intended for on/off control of BlueSolar or Smart Solar MPPT solar chargers with a VE.Direct interface. For example, installing MPPTs in combination with a VE.Bus BMS. The MPPT will be switched on when the source signal on the cable turns high. It will be switched off when the source signal turns low or becomes free-floating.
Please contact your dealer for any returns, repairs or support issues related to this product.