Main Input voltage 48 B direct current Product Type Battery Number of Units 2U Battery Type Lead-acid battery Installation of the device Closed battery pack Pre-installed batteries 0 Free battery compartments 0 number of RBC™ cartridges 2 Battery voltage 48 V Spare battery APCRBC115 Colour Black Height 8,9 cm Width 43,2 cm Depth 49 cm Net weight 28.64 kg Installation execution Rack-mounted