Tripp Lite's BP480V200 External Battery Pack offers extended battery runtime when used in conjunction with compatible Tripp Lite UPS systems. Includes internal disconnect for battery isolation. Compatible UPS Systems: SU40K, SU60K, SU80K, SU20KX, SU40KX, SU60KX, SU80KX, SU60KTV and SU80KTV only.Features +/-240VDC Backup Battery Pack Gives Your Compatible UPS System Extended Runtime The BP480V40 is compatible only with Tripp Lite's 3-phase S3M30KX-NIB, S3M40KX-NIB, S3M60KX, S3M80KX, S3M100KX, S3M120KX, S3M160KX, S3M200KX and other UPS systems that specify the use of this battery pack. The UPS battery pack consists of a steel battery cabinet and 40 sealed 40Ah lead acid batteries. Hardwire installation is safe and simple. Circuit breakers provide overcurrent protection. Internal disconnect for battery isolation is included. Daisy-Chain Multiple Cabinets for Even Longer Extended-Run Operation Multiple battery pack cabinets may be connected in parallel to provide the 3-phase UPS system with more runtime. Up to three external battery packs may be connected to the S3M30KX-NIB, S3M40KX-NIB, S3M60KX and S3M80KX. The S3M100KX, S3M120KX, S3M160KX and S3M200KX units can handle as many as seven BP480V40s connected in parallel. One-Year Warranty The BP480V40 is backed by a one-year warranty, ensuring reliability and performance.