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  • The RB1290X2 UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries. The RB1290X2 contains two 12V/9AH batteries, certified to meet or exceed original manufacturer specifications. This leak-proof, sealed lead-acid battery never requires replacement fluid. The pre-assembled cartridge installs easily into your CyberPower UPS system and is shipped with reusable packaging for delivering expired batteries to a suitable recycling center. The RB1290X2 comes with instructions, recycling information, and an eighteen-month warranty.

    UPS Compatibility
    BRG1350AVRLCD
    BRG1500AVRLCD
    LX1500GU
    CP1350AVRLCD
    CP1500AVRLCD
    CST150XLU