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CB Range  |  SKU: CB129-BE850G2

BE850G2 Apc Back UPS Es Battery 12V, 9ah

🚀 In stock and ready for shipment from our warehouse. Pickup NOT available for this product
Sale price $36.99 CAD Regular price $40.92
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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.

BE850G2 APC Back-UPS ES Battery Replacement – 12V 9Ah AGM Battery Kit

Buy a reliable BE850G2 APC Back-UPS ES replacement battery from the CB Range – a dependable 12V 9Ah sealed lead acid AGM battery designed to restore backup power performance in your compatible APC UPS system. This RBC110 compatible battery kit includes 1 battery required for a full replacement.

12V 9Ah Capacity AGM Sealed Lead Acid 1 Battery Pack T2 Terminals

Technical Specifications

ProductBE850G2 APC Back-UPS ES Replacement Battery
BrandCB Range
Battery ModelRBC110
SKUCB129-BE850G2
Battery TypeSealed Lead Acid AGM
Voltage12V
Capacity9Ah
Number of Batteries1 Battery
Terminal TypeT2 / F2
Dimensions5.95" L × 2.56" W × 3.70" H
Height to Terminal3.94"
Gross Weight2.5kg / 5.51lbs
RechargeableYes
Warranty1 Year Replacement Warranty

Why Choose This BE850G2 Battery?

  • Reliable UPS Backup Power: Restores dependable runtime for compatible APC Back-UPS ES systems.
  • 12V 9Ah Performance: Provides stable output for home, office, and small business UPS protection.
  • Maintenance-Free AGM Design: Sealed, spill-proof, and ready for hassle-free operation.
  • Direct Replacement Fit: Designed for the BE850G2 APC Back-UPS ES battery compartment.
  • T2 Terminals: Secure quick-connect terminals for straightforward installation.
  • Great Value Battery Kit: Includes the 1 battery needed for a complete replacement.

Compatible UPS Models

APC BE850G2 BE850G2 APC Back-UPS ES RBC110 CB129-BE850G2

Please check your existing battery size, terminal type, and UPS model before ordering to confirm compatibility.

Typical Applications

  • APC Back-UPS ES battery replacement
  • Home computer backup power
  • Office workstation UPS systems
  • Router and modem backup power
  • Small business UPS protection
  • Power outage protection for electronics

Installation Notes

  • Reuse Existing Connectors: Please reuse your original UPS connectors and cables where required.
  • Some Assembly Required: Basic battery removal and reconnection may be needed.
  • Check Polarity: Always match positive and negative terminals correctly during installation.
  • Recharge After Installation: Allow the UPS to fully recharge the new battery before relying on full runtime.

Product Highlights

  • Voltage: 12V
  • Capacity: 9Ah
  • Chemistry: Sealed Lead Acid AGM
  • Terminal: T2 / F2
  • Pack Size: 1 battery
  • Weight: 2.5kg / 5.51lbs
  • Warranty: 1 year replacement warranty

BE850G2 APC Back-UPS ES Battery FAQs

  • How many batteries are included?
    This replacement kit includes 1 × 12V 9Ah AGM battery.
  • Is this battery compatible with the APC BE850G2?
    Yes, this battery is listed as a compatible replacement for the BE850G2 APC Back-UPS ES.
  • Do I need to reuse my existing cables?
    Yes. Reuse your original UPS connectors and cables where required. Some assembly may be needed.
  • Is this battery rechargeable?
    Yes. This is a rechargeable sealed lead acid AGM battery designed for UPS standby use.
  • What terminals does this battery use?
    This battery uses T2 / F2 quick-connect terminals.
  • What warranty is included?
    This battery includes a 1-year replacement warranty and a 30-day return policy for a full refund.

Warranty & Returns

  • Warranty: 1-year replacement warranty.
  • Returns: 30-day return policy for a full refund.
  • Support: Contact us if you need help confirming fitment before ordering.
  • Condition: Brand-new replacement battery supplied by CB Range.

Reliable Replacement Battery for APC BE850G2

This BE850G2 APC Back-UPS ES replacement battery is a dependable 12V 9Ah AGM sealed lead acid battery designed to keep your UPS running at peak performance. With maintenance-free construction, T2 terminals, and a direct replacement fit, it is a practical solution for restoring reliable backup power to your APC UPS system.

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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.

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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