The APCRBC155-CP UPS Replacement Battery Cartridge restores life to UPS systems that have weak or completely depleted internal batteries. The APCRBC155-CP replaces the APCRBC155 OEM battery and can be used in the following APC UPS Models: SRT1000RMXLA, SRT1000RMXLA-NC, SRT1000RMXLI, SRT1000RMXLI-NC, SRT1000XLA, SRT1000XLI, SRT1500RMXLA, SRT1500RMXLA-NC, SRT1500RMXLI, SRT1500RMXLI-NC, SRT1500XLA, SRT1500XLI, SRT48BP and SRT48RMBP. The APCRBC155-CP contains four 12V/9Ah battery, certified to meet or exceed original manufacturer specifications. This leak-proof, sealed lead-acid battery never requires replacement fluid. The battery installs easily into your UPS system and is shipped with reusable packaging for delivering expired batteries to a suitable recycling center. The APCRBC155-CP comes with recycling information, and a twenty-four month warranty.