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SigmasTek  |  SKU: BW-11542

Mule GC642 High Performance Replacement Battery 1.59 lb

15% off
New arrival
$21.99 USD $25.99
Shipping calculated at checkout.
Meets or exceeds OEM Mule GC642 battery specifications
Absorbent Glass Mat (AGM) technology for reliable performance
Maintenance-free and spill-proof design for safety and convenience
U.L. Recognized and CE Certified for quality assurance
Includes 1-year warranty for peace of mind
In stock

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Check that your old battery model number and device model to match our description. This makes sure they work together.

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Let customers speak for us

from 22 reviews

WORKS GREAT!

Anonymous

Fast shipping and fair pricing. I will look to you for future battery purchases.

Anonymous

It's hard to rate a battery until some time has passed and it either continues functioning as it should of "gives up the ghost." It was not a straight bolt in application. The positive terminal was different than the stock battery and the positive lead from the motorcycle had to be bent in order to attach it to the battery. Otherwise, if the battery gives long service I have no complaints.

Anonymous

Shopping with you is a bit difficult; I had to type in a few words differently before I could find the battery's I was looking for.

Laura J

Excellent Product, timely delivery, love the extra battery life. Would recommend. rk

Robin Keister

Very easy to buy, high confidence that it was legit company. Reviews were good. Price, in the ball park. We'll see when I get battery.

Rob

Thank you for supplying the battery that I wanted. It arrived today in good order. Its specifications are as advertised and after charging, performs as expected.
Thank you for your professional approach to the payment method.
Regards Roy VK4ZQ.

Roy O'Malley

It worked

Mel Light

Finally found a battery that is similar in function to original equipment.

Anonymous

I'm writing this review to express my deep gratitude and appreciation for the quality of services provided to me by the BatteryWeb service team. I visited BatteryWeb to purchase a replacement battery for my Remington R9 razor. The staff was very responsive and I was really impressed with their willingness to help me and make the purchasing process as quick as possible. In particular I greatly appreciate the work of staff member Shane who was friendly and helpful.
In conclusion, I believe that BatteryWeb has excellent service staff who make their customers feel honored and valued.
I wish you all the best.
Sincerely,
Michael

Michael Talianker

this battery was just what I needed.

Robert Jones

Product is exactly as described and arrived quickly

Robert Jones

Great deal for the money.

Linda M.

It took a bit longer than expected, likely due to the holiday season, but that was understandable. So far, the battery seems to be working well!

Linda M.

Easy to purchase

Alberto J.

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Battery Care Tips

🔹 Getting Started

Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.

🔹 Keep It Healthy

Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.

Delivery and Shipping

🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.

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🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

Category

Emergency Power

Brand Replacement

SigmasTek

Volts & Amps

6 Volts | 4.5 AH

Terminal Type

F1

Mule GC642 Replacement Battery — Compatible with Mule GC642

Keep emergency lighting systems ready with this Mule GC642 replacement battery, specifically designed to match or surpass OEM SLA battery specifications. Offering dependable performance and compatibility, this replacement battery is an excellent choice for maintaining safety-critical fixtures. Trust the robust construction and certified design of this GC642 replacement to deliver reliable power when it counts.

Key Specifications

  • Battery Type: Rechargeable Sealed-Lead-Acid (SLA) Emergency Lighting Battery
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Design: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Model Compatibility: Mule GC642
  • Product Identifier: Mule GC642 Battery (Replacement)*SigmasTek*6 Volts4.5 AHF1
  • Brand: SigmasTek

Benefits

The Mule GC642 replacement battery is engineered for durability and a long service life thanks to AGM construction, which provides low self-discharge and reliable performance across temperature variations. Its maintenance-free, spill-proof design minimizes upkeep and enhances safety during installation and operation, making it an ideal long-lasting battery for commercial and institutional use.

As a high-performance battery intended for emergency lighting, the Mule GC642 supports the stable operation of exit signs, emergency fixtures, and small UPS systems during power interruptions. Certified by U.L. and CE standards, this battery aligns with regulatory requirements and safety expectations. The unit ships brand new and factory fresh, supported by a one-year warranty to protect your investment.

Common applications include emergency lighting networks, alarm systems, and backup power for essential low-power electronics. Its predictable voltage delivery and dependable construction make it a go-to replacement battery for building maintenance teams, electricians, and safety managers who require trustworthy backup power solutions.

Ready to secure the safety of your facility? Purchase this Mule GC642 high-performance replacement battery now and benefit from immediate compatibility, certified safety, and reliable emergency power backed by a one-year warranty.

Technical Specifications

Voltage6 Volts
Amp Hours4.5 AH
Terminal TypeF1
Length (in.)2.76
Width (in.)1.86
Height (in.)3.94
Weight (lb.)1.59

Product Highlights

  • Brand Replacement : Mule GC642 Battery
  • Manufacturer: SigmasTek
  • Product Type: Emergency Power
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

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