APC Smart-UPS 48V 3KW, 600Wh LI Battery Pack Number of rack unit 1U Battery type Li-Ion (Lithium-Ion) Provided equipment Documentation CD Installation guide Rack mounting brackets Warranty card Number of battery free slots 0 Number of battery filled slots 0 Device mounting Stand alone battery stack Battery voltage 48 V Ambient air temperature for operation 0…40 °C Operating altitude 0...10000 ft Relative humidity 0…95 % non-condensing Ambient air temperature for storage -15…45 °C Storage altitude 0.00…15240.00 m Storage Relative Humidity 0…95 % non-condensing Mounting- SRTRK1 Compatible UPS - SRTL2200RMXLI,SRTL2200RMXLI-NC, SRTL3000RMXLI, SRTL3000RMXLI-NC, SRTL2200RM4UXLI, SRTL2200RM4UXLI-NC, SRTL3000RM4UXLI, SRTL3000RM4UXLI-NC