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. -Offers extended-run UPS operation when used in conjunction with compatible Tripp Lite UPS systems. -Supports stacking or rackmount installation using only 2 rack spaces (2U). -Includes heavy gauge cabling with high current DC connectors for simple installation.