UPS Replacement Battery Cartridge for Select Eaton 9PX UPS SystemsThis UPS backup battery replacement is compatible with Eaton's 9PX1500RT, 9PX1500RTN and 9PX1500GRT UPS systems and 9PXEBM48RT extended battery module (EBM). Eaton UPS batteries have an expected lifespan of three to five years, so you should take proactive steps to avoid a dead battery and ensure continuous uptime. Comes Pre-Wired for Quick, Easy InstallationThe sealed lead acid (SLA) 744-A3297 internal battery cartridge is hot-swappable, allowing you to install it without powering down any connected equipment. Built to function in a wide range of operating temperatures, the 744-A3297 has been carefully screened and certified to restore your UPS system's runtime performance to its original specifications. It is leakproof, requires no maintenance and comes pre-wired for quick and easy installation in your 9PX UPS system.