Tripp Lite's BP240V10RT3U 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 rackmount or stacking applications using only 3 rack spaces (3U). Upright tower configuration supported with optional 2-9USTAND accessory. Includes heavy gauge cabling with high current DC connectors for simple installation. Additional output connector allows multiple BP240V10RT3U battery packs to be daisy-chained to the UPS for even longer extended run operation.