Use this cable to connect the following products to the VE.Bus BMS: Skylla-TG all models Battery Protect models BP40i, BP60i and BP200i (all discontinued) 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. Specifications Maximum input voltage: 70 V Maximum output voltage: 70 V Pull down: When input free floating (input will be pulled low by the remote on-off cable) or when input voltage: Approximately 2 V Pull down current: Approximately 30 mA (short circuit proof) Technical File Manual