Replacement UPS Battery, For Use With Mfr. No. SUM1500RMXL2U, SMT2200RM2U, SMT3000RM2U, SUM3000RMXL2U, Voltage - Batteries 48V DC, Battery Connection Detachable Cable, Height - Batteries 3 in, Depth - Batteries 21 in, Width - Batteries 8 1/2 in