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CyberPower RB1290X4J Replacement Battery Cartridge - 4 X 12 V / 9 Ah Sealed Lead-Acid Battery

  • Manufacturer: CyberPower
  • Manufacturer Part Number: RB1290X4J
  • UPC: 649532619825
This item is covered under the Manufacturer Only Return Policy.
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Overview
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  • The RB1290X4J UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries. The RB1290X4J contains four 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 RB1290X4J comes with instructions, recycling information, and an eighteen-month warranty.

    UPS Compatibility
    PR1500RT2U, PR1500RT2UN, PR1500RTXL2U, PR1500RTXL2UTAA, PR1500RTXL2UN, PR2000RT2U, PR2000RT2UN, PR2000RTXL2U, PR2000RTXL2UTAA, PR2000RTXL2UN, PR2200RT2U, PR2200RT2UN, PR2200RTXL2U, PR2200RTXL2UN, PR3000RT2U, PR3000RT2UN, PR3000RTXL2U, PR3000RTXL2UN, BP48VP2U02, BP48VP2U02TAA

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 years
  • Read full details

Return Policies

Manufacturer Contact Info

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The CyberPower RB1290X4J is a pre-assembled UPS replacement battery cartridge containing four 12 V/9 Ah sealed lead-acid batteries, suited to owners of compatible CyberPower UPS models who need to replace weak or depleted internal batteries.

Recommended For

  • IT staff maintaining a CyberPower PR1500RT2U, PR2000RT2U, PR2200RT2U, PR3000RT2U, or listed RTXL2U variant whose UPS reports weak or depleted batteries.
  • Small server-room and network-rack operators who want to restore battery backup in a compatible CyberPower UPS without replacing the entire UPS.
  • Technicians replacing a compatible UPS battery who prefer a preassembled, user-replaceable cartridge over sourcing and assembling individual batteries.
  • IT or facilities teams carrying out scheduled battery maintenance who need a sealed lead-acid cartridge with reusable packaging for returning the old batteries for recycling.

Spec Summary

AttributeValue
Best ForReplacing a sealed lead-acid battery cartridge in a battery-backup system
Battery ConfigurationFour 12 V sealed lead-acid batteries; non-spillable construction
ConnectionsBattery connectors
Physical SpecificationsBlack plastic enclosure; package dimensions are 15.24 × 30.48 × 43.18 cm
Operating Temperature32°F to 104°F
Model IdentifiersCyberPower RB1290X4J (CPS RB1290X4J Replacement Batteries)