APC Smart-UPS X 120V External Battery Pack Rack/Tower Suitable For SMT750RMI2UNC, SMT1500RMI2UNC, SMT2200RMI2UNC, SMT3000RMI2UNC

Hot-swappable batteries Ensures clean, uninterrupted power to protected equipment while batteries are being replaced Rack/Tower convertible Protects the initial investment in the UPS when migrating from tower to rack-mount environment. Scalable runtime Allows additional run time to be quickly added as needed. User-replaceable batteries Increases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR)