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CB Range  |  SKU: RBC123-B385

APC BR1500RS 1500VA Back-UPS RS Battery Replacement (RBC123) – 12V 9Ah 2 Pack

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Sale price $69.99 CAD Regular price $77.76

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Please double-check that the batteries you're ordering match the ones in your unit before completing your purchase.

Please note: We only supply the batteries shown in the images. Product images of devices are shown for reference only.

APC BR1500RS 1500VA Back-UPS RS Battery Replacement – 12V 9Ah (2 Pack, RBC123)

Restore reliable backup power to your APC BR1500RS 1500VA Back-UPS RS with this premium RBC123 replacement battery kit. Featuring high-quality 12V 9Ah sealed lead acid (AGM) batteries, this комплект ensures stable voltage output, extended runtime, and dependable protection during power outages. Designed as a direct replacement, it offers a precise fit and consistent performance for your UPS system.

12V 9Ah Power 2 Battery Pack AGM Technology RBC123 Replacement

Technical Specifications

ModelRBC123
BrandCB Range
Battery TypeSealed Lead Acid (AGM)
Voltage12V
Capacity9Ah (Per Battery)
Pack Size2 Batteries
Terminal TypeT2
Dimensions (Each)5.95” x 2.56” x 3.7” (H: 3.94” to terminal)
Weight4.99 Kg (Total Pack)
SKURBC123-B385
RechargeableYes (UPS Float Use)

Why Choose This Replacement Battery Kit?

  • Reliable UPS Performance: Ensures uninterrupted power supply during outages and surges.
  • Maintenance-Free AGM Design: Spill-proof, sealed construction for safe and hassle-free use.
  • Direct RBC123 Replacement: Engineered for seamless compatibility with APC UPS systems.
  • Stable Voltage Output: Consistent 12V delivery for reliable equipment protection.
  • Long Service Life: Built with high-quality materials for durability and extended usage.
  • Easy Installation: T2 terminals allow quick and secure connection.

Compatible UPS Models

BR1500RS BR1500RS 1500VA APC Back-UPS RS 1500 RBC123

Always verify your existing battery model (RBC123) and dimensions before ordering to ensure compatibility.

Typical Applications

  • UPS backup systems for home and office
  • Computer and workstation power protection
  • Networking equipment and routers
  • POS systems and small business electronics
  • Emergency backup power supply systems

UPS Battery FAQs

  • Is this a complete replacement kit?
    Yes, this pack includes 2 batteries required for a full RBC123 replacement.
  • Do I need new cables or connectors?
    No, you can reuse your existing connectors and wiring from your original battery pack.
  • Are these batteries maintenance-free?
    Yes, AGM technology ensures sealed, spill-proof, and maintenance-free operation.
  • How long do UPS batteries last?
    Typically 3–5 years depending on usage, temperature, and charging cycles.

Product Highlights

  • Battery Type: Sealed Lead Acid (AGM)
  • Voltage: 12V
  • Capacity: 9Ah
  • Pack Size: 2 Batteries
  • Terminal: T2
  • Compatibility: RBC123 / APC BR1500RS
  • Warranty: 1 Year

Important Installation Notes

Re-use your existing connectors and internal wiring when installing this battery kit. Some assembly is required. Ensure correct polarity and secure terminal connections for safe and optimal UPS performance.

Reliable Backup Power You Can Trust

This RBC123 replacement battery kit for the APC BR1500RS Back-UPS delivers dependable, long-lasting backup power when you need it most. Built for performance, durability, and precise compatibility, it’s the ideal solution to keep your UPS system running smoothly and your equipment protected.

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Please note: We reserve the right to send heavier items by transport truck if the carrier's maximum weight per package is exceeded or if we consider it too risky to place with a courier due to the possibility of damage occurring.

🔋 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.

How to Look after your new lithium battery!!

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

Delivery and Shipping

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📸 Send Us Your Battery Image

Not sure which replacement battery you need? Just snap a Photo / Video of your current battery and send it our way! Our team will quickly identify the exact match and recommend the perfect replacement model — no guesswork, no hassle.

🔍 Fast, Expert Assistance

We’ve helped thousands of customers find the right battery — let us do the same for you. Whether it’s for an alarm system, emergency light, or industrial equipment, we’ve got you covered.

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