We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Two rectangular 12V 9Ah sealed lead-acid batteries in a kit

RefurbUPS

RefurbUPS RB1280X2B UPS Replacement Battery Kit 12V 9Ah 2 Pack

SKU CH-RN02-M4RN7

Kit contains two 12 V 9 Ah sealed lead-acid batteries for UPS backup power

  • TypeKit/Package
  • Weight14
  • Two 12V 9Ah SLA batteries deliver reliable backup power
  • Factory-fresh cells ensure consistent high-rate discharge performance
  • Kit includes comprehensive installation instructions for straightforward replacement
  • Compatible with CyberPower RB1280X2B UPS models
  • 14 kg total weight reflects robust battery construction

Two-Pack 12 V 9 Ah Battery Kit

This kit contains two sealed lead-acid batteries rated at 12 volts and 9 ampere-hours each. It is designed for users who need a direct replacement set for compatible CyberPower UPS units. The pack suits IT administrators and home-office owners maintaining backup power for servers, network gear or workstations.

High-Rate Discharge SLA Chemistry

The single specification that determines fit is the high-rate discharge sealed lead-acid chemistry built to the 12 V 9 Ah form factor. Only UPS models engineered for this exact voltage, capacity and discharge profile will operate correctly with these cells. Verify the original battery label before purchasing.

Installation Instructions Included

The bundled printed guide walks through the full cartridge swap step by step, reducing downtime and eliminating guesswork during replacement. No additional software, cables or mounting hardware are supplied, so the installer must reuse existing connectors and brackets from the old cartridge.

Highlights

  • Two 12V 9Ah SLA batteries deliver reliable backup power
  • Factory-fresh cells ensure consistent high-rate discharge performance
  • Kit includes comprehensive installation instructions for straightforward replacement
  • Compatible with CyberPower RB1280X2B UPS models
  • 14 kg total weight reflects robust battery construction

Specifications

BrandCyberPower
SeriesCyberPower RB Replacement Batteries
TypeKit/Package
Weight14

Questions about this item

What does the 12 V 9 Ah rating mean once the batteries are installed in a UPS?

Each battery supplies 12 volts and 9 ampere-hours, so the pair delivers the voltage and capacity your UPS expects for its standard runtime.

What connection standard do these batteries use and what does it limit?

They use the standard F2 quick-disconnect terminals found on most CyberPower RB-series cartridges, limiting use to UPS models designed for that terminal type.

What physical space and mounting does the two-battery kit need?

The kit weighs 14 pounds total and matches the CyberPower RB1280X2B cartridge dimensions, so it fits the same battery bay and screw holes as the original pack.

New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.