BP24V15RT2U rack/tower external battery pack offers extended battery runtime when used in conjunction with expandable 24V Tripp Lite rackmount and tower UPS systems. Includes heavy gauge cabling with high current DC connector for safe, simple installation. Included mounting accessories support 2U rackmount installation in 2 or 4 post racks, with additional support for upright tower placement. Wallmount installation option available.Compatible with these UPS Systems - OMNIVS1500XL, OMNIVSINT1500XL, SMART1500LCDXL, SMART750RMXL2U, SMART750XLA, SU750RTXL2U, SU750RTXLCD2U, SU750XL, SU1000RTXL2UA, SU1000RTXLCD2U, SU1000XLA, SU1000XLCD, SUINT1000RTXL2UA and other Tripp Lite UPS systems that specify the use of this battery pack.