• The CyberPower RB1280X2A UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries; It comes with two 12V/9Ah sealed lead-acid batteries
• SEALED LEAD-ACID BATTERIES: Supplies high surge currents, provides robust power-to-weight ratios, and cost effective; MAINTENANCE-FREE BATTERY FLUID: Never requires replacement
• USER-INSTALLABLE CARTRIDGE: Allows for quick and convenient installation; each cartridge is pre-assembled; The RB1280X2A comes in reusable packaging for delivering expired batteries to recycling centers
• Compatible with these CyberPower models: CP1350AVRLCD (with serial numbers beginning with 'CPK'), CP1500AVRT, CP1500AVRLCD (with serial numbers beginning with 'CPT' or 'CPA')
• 18-MONTH WARRANTY: Covers defects in materials and worksmanship in the product under normal use and conditions within eighteen months of the purchase date

Amazon Product Description The RB1280X2A UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries. The RB1280X2A contains two 12V/9AH batteries, certified to meet or exceed original manufacturer specifications. These leak-proof, sealed lead-acid batteries never require replacement fluid. The pre-assembled cartridge installs easily in your CyberPower UPS system and is shipped with reusable packaging which can be used for delivering expired batteries to a suitable recycling center. The RB1280X2A comes with instructions, recycling information, and an eighteen-month warranty. Compatible with these CyberPower models: CP1350AVRLCD (with serial numbers beginning with 'CPK'), CP1500AVRT, CP1500AVRLCD (with serial numbers beginning with 'CPT' or 'CPA').