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Two white sealed lead-acid batteries in a cartridge, 3.9 by 5.9 by 2.6 inches

CyberPower

CyberPower RB1290X2 UPS Replacement Battery 12V 9AH 2-Pack

SKU CH-F1RT-VKDBD MPN RB1290X2

Two 12 V 9 Ah sealed lead-acid batteries restore runtime to compatible CyberPower UPS units with a pre-assembled cartridge that installs easily and includes recycling packaging

  • Compatible withRB1290 × 2, CyberPower
  • DetailsBattery type: lead acid, Battery charge time: , Runtime: , V
  • Key featuresCPS RB1290 × 2 Replacement Batteries, 315 minutes, 18 Month
  • Product dimensions3.9 in × 5.9 in × 2.6 in
  • In the box1, false
  • Restores UPS runtime with two 12V 9AH sealed lead-acid batteries
  • Leak-proof design requires no fluid replacement for maintenance-free operation
  • Pre-assembled cartridge fits directly into compatible CyberPower UPS models
  • Includes recycling packaging for responsible disposal of depleted batteries
  • Backed by an eighteen-month manufacturer warranty

Two 12V 9Ah replacement batteries

This pack contains two sealed lead-acid batteries rated at twelve volts and nine ampere-hours each. They arrive pre-assembled in a cartridge that fits directly into compatible CyberPower UPS units. The batteries are leak-proof and require no fluid maintenance. The shipment includes reusable packaging for returning the old cells to a recycling centre.

Suitable for listed CyberPower models

The cartridge matches the BRG1350AVRLCD, BRG1500AVRLCD, LX1500GU, CP1350AVRLCD, CP1500AVRLCD and CST150XLU units. Buyers with a different UPS make or model should verify fitment before ordering. The pack will not work in units that require a different voltage, capacity or physical layout.

Cartridge dimensions 3.9 by 5.9 by 2.6 inches

The assembled cartridge measures three point nine inches wide, five point nine inches deep and two point six inches high. These exact dimensions determine whether the pack will seat correctly in the UPS battery compartment. Compare them with the space available in your unit before purchase.

How it compares

Measured against everything we stock in UPS Replacement Batteries, at today’s prices. Recalculated every night.

Price $72.99
Pricier than about 71% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameCyberPower
Model nameRB1290 × 2
Part numberRB1290 × 2
Size & build
Product dimensions3.9 in × 5.9 in × 2.6 in
Shipping weight5.90 kg
Package size226 × 165 × 157 mm
Compatibility
Compatible withRB1290 × 2, CyberPower
In the box
In the box1, false

Questions about this item

What is the output voltage and wattage of the 12V 9AH batteries in this cartridge?

Each battery delivers 12 volts of direct current at 108 watts, matching the original manufacturer specifications for compatible CyberPower UPS units.

Will the 3.9 x 5.9 x 2.6 inch cartridge fit my BRG1500AVRLCD UPS?

Yes, the pre-assembled cartridge is designed for direct installation in listed models including BRG1500AVRLCD, CP1500AVRLCD, and CST150XLU.

How do I install the RB1290X2 cartridge and what step is commonly missed?

Insert the cartridge into the UPS battery compartment, connect the leads, then use the included reusable packaging to return the expired batteries for recycling.

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