Need to return a product:- Click Here for returns

Need to track your order:- Track here

Check out our new website, faster smarter and easier to use.

CB Generic  |  SKU: CB125-041A6357-1

Chamberlain 041A6357-1 Battery Replacement CB125 12V 5Ah AGM

🚀 In stock and ready for shipment from our warehouse. Pickup NOT available for this product
Sale price $28.99 CAD Regular price $31.57

Chamberlain 041A6357-1 Garage Door Opener Battery Replacement – CB125 12V 5Ah AGM Battery

Restore reliable backup power to your Chamberlain garage door opener, alarm system, or standby application with the CB125 12V 5Ah AGM sealed lead-acid battery. Featuring maintenance-free AGM technology, dependable standby performance, and a direct-fit design for numerous replacement part numbers and systems.

12V 5Ah AGM Technology Maintenance-Free Garage Door Backup Power

Technical Specifications

+
Model CB125
Battery Type Sealed Lead Acid (AGM)
Voltage 12V
Capacity 5Ah
Terminal Type F1 (3/16")
Dimensions 90 × 70 × 101 mm
Height Including Terminals 107 mm
Weight 1.6 kg / 3.53 lbs
Mounting Any Position (Sealed Design)
Color Black

Why Choose This Product

+
  • 5Ah capacity provides extended backup runtime compared with many standard 4Ah batteries.
  • AGM technology delivers spill-proof and sealed operation for indoor installations.
  • Maintenance-free design eliminates the need for refilling or routine servicing.
  • Reliable standby performance for garage door openers, alarm systems, and backup applications.
  • Durable ABS construction designed for long-term dependability.
  • Standard F1 terminals support quick and straightforward replacement.

Compatible Models

+
Chamberlain 041A6357-1 Chamberlain 4228

Designed as a direct replacement for compatible garage door opener and backup power battery systems.

Compatible Part Numbers

+
1240 ABS12-4 BD4-12 CA1240 CT1240 E1240 Exaltor Exaltor E1250 Exaltor GX-E1240 NP5-12 NX-6 PC1616 PC1832 PC1864 PC580 PC585 PE12v4.5 PS-1240 PX12050 SB1240 SEC1055 SLA4-12 SLA5-12 UB1245 UB1250 UT1240 041A6357-1 132B2511-1B HT060313-LE

Typical Applications

+
  • Garage door openers
  • Home security and alarm systems
  • Emergency backup systems
  • Access control systems
  • General standby power applications

Product Highlights

+
  • 12V sealed lead-acid AGM battery.
  • 5Ah capacity for dependable backup operation.
  • Maintenance-free sealed construction.
  • Can be mounted in any position.
  • Spill-proof AGM technology.
  • Suitable for standby and backup power applications.

FAQs

+

Does this battery fit Chamberlain 041A6357-1 systems?
Yes, the CB125 is listed as a replacement for Chamberlain 041A6357-1 battery applications.

Are wires or connectors included?
No. Existing connectors should be reused during installation.

What terminal type does this battery use?
The battery uses F1 (3/16") terminals.

Can the battery be mounted in different positions?
Yes. The sealed AGM design allows mounting in any position.

Warranty & Returns

+
  • 30-Day Returns: Money-back guarantee.
  • 1-Year Warranty: Protection against defects.
  • Reliable, tested performance for critical backup applications.

Installation Notes & Closing Information

+

Reuse existing connectors during installation and verify your device requires a 12V AGM battery with F1 terminals. Confirm dimensions before installation. The CB125 delivers dependable backup power to help keep garage door openers, alarm systems, and standby equipment operational when power interruptions occur.

Ensure your equipment requires a 12V AGM sealed lead-acid battery and matching F1 terminals. Incorrect sizing or terminal mismatch may prevent proper operation.

Want Instant Shipping Costs?

🚚 Instant Shipping Costs?

It’s super simple! Just add the product you want to your cart, enter the quantity and your postal code, and you'll instantly see real-time shipping rates for all in-stock items. Fast, easy, and totally hassle-free!

💡 Shipping heavy or bulk items?

If your order includes multiple heavy products, we recommend requesting a custom quote — we may be able to arrange a better rate with a transport truck! 

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

See our shipping policy and details at this link Shipping Details

📸 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.

📤 Click below to post your image and get started:

POST YOUR IMAGE

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.