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CB Range  |  SKU: RBC51

Apc Rbc51 Replacement Battery Cartridge 12v 7ah Backup Battery

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Sale price $29.99 CAD Regular price $32.30
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Please note: We only supply the batteries shown in the images. Product images of devices are shown for reference only.

APC RBC51 Replacement Battery Cartridge – 12V 7Ah Backup Power

Dependable 12V 7Ah sealed lead acid (AGM) replacement battery designed to restore backup power performance in APC RBC51-compatible UPS systems. Built for stable output, maintenance-free operation, and reliable emergency power protection.

12V Output 7Ah Capacity AGM Sealed Lead Acid Maintenance-Free

Technical Specifications

BrandCB Range
ModelRBC51
Battery TypeSealed Lead Acid (AGM)
Voltage12V
Capacity7Ah
Terminal TypeT2
Weight2.2 Kg (4.85 lbs)
Length5.95" (151 mm)
Width2.56" (65 mm)
Height3.7" (94 mm)
Height to Terminal3.94" (100 mm)
ApplicationUPS Backup Power

Key Benefits

  • Reliable Backup Power: Delivers stable 12V 7Ah performance for dependable UPS operation during outages.
  • Maintenance-Free AGM Design: Spill-proof sealed construction requires no routine upkeep.
  • Direct APC RBC51 Replacement: Built for APC RBC51-compatible UPS battery cartridge applications.
  • Durable Construction: Designed for strong energy retention and dependable standby performance.
  • Easy Installation: T2 terminals support a straightforward replacement process.
  • Cost-Effective Solution: Premium replacement quality at a competitive price point.

Compatible Model

APC

RBC51

Suitable for APC RBC51-compatible UPS backup power systems requiring a 12V 7Ah AGM replacement battery.

Important Information

  • Reuse Existing Connectors and Cables: Some assembly is required during installation.
  • Please Check Measurements: Verify battery dimensions and terminal type before ordering.
  • Designed for UPS Use: Ideal for restoring reliable standby and emergency power support.

Warranty & Returns

  • 30-Day Return Policy
  • 1-Year Warranty

Please ensure compatibility before purchase and retain your existing wiring hardware for installation.

Reliable Power When It Matters Most

Choose this APC RBC51 replacement battery cartridge for dependable UPS backup performance, maintenance-free AGM reliability, and a practical fit for keeping essential equipment protected during power interruptions.

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🔋 What’s mAh All About?

mAh stands for milliamp hours—basically, how much "fuel" your battery can hold. A higher or lower mAh than your original battery? No worries! 🙌 It won’t affect charging or operation—just means your device might run a bit longer or shorter between charges. Still 100% compatible. Still 100% awesome. 💪✨

Before ordering please read

Ensure the original battery model number is mentioned in our product description and verify that your device model number is also listed in the description.

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See how to look after your battery if its lithium Lithium Care

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Technical Specifications

APC RBC51 Replacement Battery Cartridge – 12V 7Ah AGM Backup Battery
Battery Details
Product Model APC RBC51 Replacement Battery Cartridge 12V 7Ah Backup Battery
Brand CB Range
Type UPS Battery
SKU RBC51
Battery Model RBC51
Replacement For APC RBC51 Replacement Cartridge 12V 7Ah Backup
Battery Chemistry Sealed Lead Acid (AGM)
Rechargeable Yes
Voltage 12V
Capacity 7Ah
Number of Batteries in Kit 1
Terminal Type T2
Gross Weight 2.2 kg / 4.85 lbs
Battery Dimensions
Length 5.95 inches / 151 mm
Width 2.56 inches / 65 mm
Height 3.70 inches / 94 mm
Height to Top of Terminal 3.94 inches / 100 mm
Typical Applications
Applications UPS backup power, battery cartridge replacement, standby power systems, critical equipment backup
Designed as a reliable replacement battery for APC RBC51 backup power applications, this 12V 7Ah AGM battery provides dependable standby performance and maintenance-free operation.
Latest Update: 13 March 2026

OEM Battery Cross Reference

Reference Type Original Battery Replacement
Battery Model APC RBC51 CB Range RBC51
Replacement Cartridge Reference APC RBC51 Replacement Cartridge CB Range RBC51 12V 7Ah AGM Battery
Search Reference APC RBC51 Replacement Battery Cartridge 12V 7Ah CB Range RBC51
This replacement battery is suitable for confirmed RBC51 battery reference searches shown above.
What is the APC RBC51 replacement battery specification?
The confirmed specification from the supplied product data is a single 12V 7Ah AGM UPS battery with T2 terminals. The battery measures 151 mm long, 65 mm wide, 94 mm high, and 100 mm to the top of the terminal.
Is this a rechargeable AGM UPS battery?
Yes. This is a rechargeable sealed lead acid AGM battery designed for standby and backup power use.
Which RBC51 references are confirmed in this listing?
The confirmed references available from the provided data are APC RBC51, APC RBC51 Replacement Cartridge, and APC RBC51 Replacement Battery Cartridge 12V 7Ah.

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