APC Smart-UPS VT 20kVA 208V w/3 Batt Mod Exp to 4, Start-Up 5X8, Int Maint Bypass, Parallel Capable Parallel-capacity capable: Increases total power capacity by using multiple UPSs simultaneously. Parallel-redundant capable: Power the connected equipment with multiple UPSs to increase system redundancy.
Includes: Battery modules ship installed, Bolt down brackets, CD with software, Installation guide, Network Management Card, Power modules ship installed, Smart UPS signalling RS-232 cable, Start up included, User Manual