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Two black rectangular 12V 9Ah SLA batteries side by side

RefurbUPS

RefurbUPS RB1280X2D UPS Replacement Battery Kit (2×12V9A)

SKU CH-CXB7-543QJ

A replacement battery kit containing two 12V9A sealed lead-acid units for compatible UPS systems

  • TypeKit/Package
  • Weight14
  • Two 12 V 9 Ah sealed lead-acid batteries deliver reliable backup power
  • Factory-fresh cells ensure consistent performance from first use
  • Kit format includes both batteries for a complete single-installation swap
  • Comprehensive installation instructions simplify the replacement process
  • 14 kg total weight reflects robust high-rate discharge construction

Compatible UPS Battery Kit

The RefurbUPS RB1280X2D kit supplies two 12V9A sealed lead-acid batteries built to match the CyberPower RB1280X2D cartridge. It is intended for users who need to restore runtime to a compatible CyberPower UPS unit.

Straightforward Swap With Included Guide

Each battery slides into the UPS battery compartment using the existing connectors and mounting points. The package includes step-by-step replacement instructions that cover safe handling, terminal orientation and cover reassembly. Common issues arise when the old batteries have swollen and jam the tray or when the connector polarity is reversed during reconnection.

SLA Chemistry Limits Runtime And Lifespan

Sealed lead-acid cells deliver the high-rate discharge required for UPS backup but lose capacity after repeated deep cycles. Expect a service life of roughly three to five years under typical float conditions. The 12V9A rating fixes the total energy available, so extended outages will drain the unit faster than larger-capacity cartridges.

Highlights

  • Two 12 V 9 Ah sealed lead-acid batteries deliver reliable backup power
  • Factory-fresh cells ensure consistent performance from first use
  • Kit format includes both batteries for a complete single-installation swap
  • Comprehensive installation instructions simplify the replacement process
  • 14 kg total weight reflects robust high-rate discharge construction

Specifications

BrandCyberPower
SeriesCyberPower RB Replacement Batteries
TypeKit/Package
Weight14

Questions about this item

How can I confirm the 12V9A batteries are working after installing them in my UPS?

Run a self-test from the UPS front panel or management software; the unit should report normal battery voltage and hold the rated load for the expected runtime.

What comes in the RB1280X2D kit and what must I supply myself?

The kit includes two factory-fresh 12V9A SLA batteries and printed installation instructions; you only need basic hand tools to open the UPS battery compartment.

Which capacity should I choose for a CyberPower UPS that requires the RB1280X2D cartridge?

Select this 12V9A two-battery kit — it matches the original cartridge specification for compatible CyberPower UPS models.

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