APC Galaxy VS Modular Battery Cabinet for up to 9 smart modular battery strings Modular battery cabinet for extended runtime for UPSs with internal batteries. The cabinet is supplied without batteries, so modular battery strings must be purchased separately. Up to 9 battery strings can be installed and monitored in the cabinet. Product or component type Battery cabinet Battery type VRLA Provided equipment Installation guide Device mounting Enclosed battery cabinet Standards FCC part 15 class A 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…40 °C Storage altitude 0.0000000000…15240.0000000000 m Storage Relative Humidity 10…80 % non-condensing Compatible Batteries- GVSBTU, GVSBTHU, GVSBTHULL, GVSBT4, GVSBTH4, GVSBTH4LL