Tripp Lite's BP192V5RT2U rack external battery pack offers extended battery runtime when used in conjunction with compatible Tripp Lite UPS systems. Multi-use form factor supports configuration in rackmount or stacking applications using only 2 rack spaces (2U). Includes heavy-gauge cabling with high-current DC connectors for simple installation. COMPATIBLE UPS SYSTEMS - SU5000RT4U, SU6000RT4U, SU8000RT4U, SU5000RT4UHV, SU5000RT4UTF, SU6000RT4UHV, SU6000RT4UHVG, SU6000RT4UHVHW, SU6000RT4UHVPM, SU6000RT4UTFHW, SU6000RT4UTF and other Tripp Lite UPS systems that specify the use of this battery pack.