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Two sealed lead-acid batteries in a kit pack

RefurbUPS

RefurbUPS RB0670X2 Compatible Replacement Battery Kit 6V9A 2 Pack

SKU CH-9JN7-GXKNF

Compatible replacement kit containing two 6V9A sealed lead-acid batteries for CyberPower UPS units

  • Product typeKit/Package
  • Product weight8
  • Two 6 V 9 Ah batteries deliver reliable backup power
  • Factory-fresh cells ensure consistent runtime from day one
  • High-rate discharge design supports sudden load spikes
  • Drop-in compatible with CyberPower RB0670X2 UPS units
  • Clear installation guide enables quick, tool-free replacement

Compatible 6V 9Ah battery kit

This kit provides two 6 volt 9 ampere-hour sealed lead-acid batteries built to fit CyberPower RB series UPS units. It is intended for administrators and home-office users who need a direct replacement when the original cells reach end of life. The pack restores runtime without requiring a new UPS chassis.

Pre-wired pair with installation guide

The two batteries arrive pre-wired as a cartridge so they drop into the UPS battery bay without soldering or crimping. A printed instruction sheet walks through the swap step by step. The most common issue is forgetting to reconnect the internal plug or seating the cartridge upside down, which prevents the UPS from detecting the new cells.

Restores factory runtime for light loads

Each 9 Ah cell delivers the same capacity the UPS was designed around, supporting typical desktop or router loads for the original rated minutes. Runtime drops sharply once the connected equipment exceeds the UPS rated wattage, and the batteries cannot compensate for an undersized unit. They also cannot extend runtime beyond the factory specification because the charger and inverter remain unchanged.

How it compares

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

Price $25.99
Cheaper than about 64% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameCyberPower
Product lineCyberPower RB Replacement Batteries
Product typeKit/Package

Questions about this item

How do I verify the replacement batteries are functioning correctly after installing them in my UPS?

After installation, power on the UPS and confirm the self-test completes without error codes; the unit should report normal battery status and hold the expected load during a brief runtime test.

What comes in the package and do I need any extra hardware to complete the swap?

The kit includes two factory-fresh 6V9A high-rate discharge SLA batteries and comprehensive installation instructions; no additional cables or connectors are required for a direct cartridge replacement.

Which battery pack version should I select for a unit that calls for the 607 or 670 series cartridge?

Choose this RB0670X2 compatible kit when your UPS specifies the 607 or 670 series replacement cartridge, as it supplies the correct pair of 6V9A batteries for those models.

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