BP48V242U 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 2 rack spaces (2U). Includes heavy gauge cabling with high current DC connector for simple installation.Compatible UPS Systems - SMART2200RMXL2U, SMART2600RM2U & SMART3000RM2U and other Tripp Lite UPS systems that specify the use of this battery pack.