BP48V60RT3UTAA is compliant with the Federal Trade Agreements Act (TAA) for GSA Schedule purchases. This rack/tower external battery pack offers extended battery runtime when used in conjunction with compatible Tripp Lite systems. Multi-use form factor supports configuration in stacking, upright tower and rackmount applications using only 3 rack spaces (3U). Additional output connector allows multiple BP48V60RT3UTAA battery packs to be daisy-chained to the UPS for even longer extended run operation. More from the Manufacturer