Rack UPS 1-10KVA,online double conversion,high frequency,single phase,rack ... 2U height,LED or LCD Application : 19 rack device, computer room, data center, point-of-sale, router, hub ... and network device, commercial facility, precision instrumentMain Features:Online double conversionRack and tower in universal bodyHigh input power ... 1211+28/1318+48/1819+48/19 Online high frequency rack UPS(1KVA-10KVA)