DISCOUNT after registration...BSM (battery management system) BMS controller for 3-10 Growatt batteries ARK-2,5H-A1 - intended for Growatt SPH / SPA TL3-BH UP inverters BMS (battery management system) for batteries ARK-2,5H-A1 is a necessary part of the battery system Growatt with batteries ARK-2,5H-A1Parametre BMS monitoring: SOC - battery charge level Battery voltage battery current Cell voltage Cell temperature Controller temperature PCBA Communication port CAN/RS485 Dimensions WxHxD 10/250/170 mm Weight 10kg