Marketing Information: Backup Battery Module Gives Your Compatible Eaton UPS System Extended Runtime The valve regulated lead acid 9PXEBM360SP offers extended battery runtime when used in conjunction with Eaton's 9PX8KSP and 9PX10KSP split-phase 9PX UPS systems. It can also be daisy-chained for a maximum of four matching battery packs to deliver even longer extended-run operation. Heavy-gauge cabling with high-current DC connectors is included for safe, simple installation. Versatile Installation Options You can mount the 9PXEBM360SP in 3U of space in an EIA-standard 19-inch rack using the included 4-post rail kit. You can also adapt it for tower installation using the included support stands.