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Four sealed lead-acid batteries in a cartridge, 12V 9Ah each

CyberPower

CyberPower APCRBC159-CP UPS Replacement Battery 4×12V 9Ah

SKU CH-3VGR-AF1N9 MPN APCRBC159-CP

A four-battery sealed lead-acid kit rated at 12 V and 9 Ah each, user-replaceable for compatible UPS units

  • Product typeBattery
  • DetailsNumber of batteries: 4 Battery size: 12 V/9Ah Battery type:
  • Product dimensions3.09 in × 8.5 in × 13.13 in
  • Product weight24.0 lb (10.9 kg)
  • In the boxBattery Kit and Installation Guide
  • Four sealed lead-acid batteries deliver 9 Ah each for reliable backup
  • User-replaceable cartridge lets you swap cells without tools or downtime
  • Operates from 32 °F to 104 °F and 0 % to 90 % humidity for wide environment tolerance
  • Compact 3.09 x 8.5 x 13.13 in footprint fits standard UPS enclosures
  • 0 lb kit includes installation guide for quick, safe replacement

Ready-to-install UPS battery cartridge

This CyberPower APCRBC159-CP cartridge contains four sealed lead-acid cells rated at 12 V and 9 Ah each. The pack is designed for user replacement without tools and ships with an installation guide. It fits compatible CyberPower UPS units that require this exact cartridge configuration. Buyers needing a different voltage, capacity or form factor should look elsewhere.

Sealed lead-acid thermals and silent operation

The battery operates between 0 °C and 40 °C with a relative humidity range of 0 to 90 %. As a sealed lead-acid design it produces no fan noise and draws no power while on standby; it only accepts charge current from the UPS and delivers current during an outage. No active cooling or acoustic rating applies to this chemistry.

Four 12 V 9 Ah cells in one cartridge

The decisive specification is the quartet of 12 V 9 Ah sealed lead-acid batteries pre-wired into a single replaceable unit weighing 24.0 lbs. If your UPS service manual calls for this exact cartridge, the part will restore original runtime; if it specifies a different cell count, voltage or amp-hour rating, this kit is not compatible.

How it compares

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

Price $268.99
Pricier than about 90% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameCyberPower
Model nameAPCRBC159-CP
Product typeBattery
Size & build
Product dimensions3.09 in × 8.5 in × 13.13 in
Product weight24.0 lb (10.9 kg)
Shipping weight10.89 kg
Package size334 × 216 × 78 mm
In the box
In the boxBattery Kit and Installation Guide

Questions about this item

How do I install the APCRBC159-CP cartridge and what step is often missed?

The cartridge is user-replaceable and ships with an installation guide; the step often missed is ensuring the four 12 V 9 Ah sealed lead-acid batteries are seated firmly and the connector latches click into place before closing the UPS door.

What maintenance or replacement will the APCRBC159-CP need later?

Each 12 V 9 Ah sealed lead-acid cell typically lasts three to five years; plan to replace the entire cartridge when runtime drops noticeably or the UPS signals a battery fault.

What limit appears first under sustained use of the APCRBC159-CP?

The operating temperature ceiling of 104 °F (40 °C) is the first limit; continuous heavy discharge in a warm room can push the cartridge past this threshold and trigger thermal protection.

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