Rack/Tower Convertible Configurations User-replaceable Batteries Metal Housing Sealed Lead-acid Batteries EBM Expansion Capability CyberPower BPSE72V40ART2U extended battery module significantly extends runtime when used with a compatible CyberPower UPS. With rugged, industrial-grade metal construction, it can be installed even in demanding environments. Features Compatibility OLS2200ERT2UAOLS3000ERT2UA Number of batteries included 12 pc(s) Battery capacity 9 Ah Battery voltage 12 V Battery technology Sealed Lead Acid (VRLA) Product colour Black Certificates Compliance certificates CE, EAC, RoHS Sustainability Sustainability compliance Yes Weight & dimensions Depth 610 mm Height 88 mm Width 438 mm Weight 38.8 kg Packaging data Package weight 42.7 kg Package depth 880 mm Package height 240 mm Package width 565 mm Operational conditions Non-operating altitude 0 - 1500 m Operating altitude 0 - 1500 m Storage relative humidity (H-H) 0 - 90% Operating relative humidity (H-H) 0 - 90% Storage