APC Smart-UPS 48V 50Ah 2.4kWh LI Battery Pack

48V, 50 Ah, DC, 432 x 85.5 x 521 mm, 27 kg APC XBP48RM2U-LI. Battery technology: Lithium-Ion (Li-Ion), Battery voltage: 48 V, Number of batteries included: 1 pc(s). Weight: 27 kg, Width: 432 mm, Height: 85.5 mm. Package width: 555 mm, Package height: 233 mm, Package depth: 737 mm APC Smart-UPS Online 48V 2U Lithium-Ion External Battery Pack