APC Smart-UPS X 120V External Battery Pack Rack/Tower

APC Smart-UPS X 120V External Battery Pack RackTowerHot-swappable batteriesEnsures clean, uninterrupted power to protected equipment while batteries are being replacedRackTower convertibleProtects the initial investment in the UPS when migrating from tower to rack-mount environment.Scalable runtimeAllows additional run time to be quickly added as needed.User-replaceable batteriesIncreases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR)Before purchasing check the battery compatibility: http:www.apc.comproductsfamilyindex.cfm?id=152