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SigmasTek  |  SKU: BW-11548

Mule GC-642 High Performance Replacement Battery 1.59 lb

24% off
New arrival
$21.99 USD $28.99
Shipping calculated at checkout.
Absorbent Glass Mat (AGM) technology for enhanced durability
Maintenance-free and spill-proof design for safe, hassle-free use
U.L. Recognized and CE Certified to meet high safety standards
Brand new, factory fresh for reliable performance
1-year warranty ensures peace of mind and quality assurance
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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We ship your order same day if you buy it before 4 PM EST.

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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⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 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 GC-642 Battery (Replacement) — Compatible with Mule GC-642

Replace your aging cell with this Mule GC-642 replacement battery designed for dependable emergency lighting performance. Built to meet or exceed OEM SLA specifications, this replacement battery combines AGM technology with maintenance-free convenience to deliver reliable backup power when you need it most. It’s an ideal high-performance battery choice for facilities seeking a long-lasting battery solution.

Key Specifications

  • Model Compatibility: Mule GC-642
  • Brand: SigmasTek
  • Voltage: 6 Volts
  • Capacity: 4.5 AH
  • Terminal Type: F1
  • Battery Type: Rechargeable Sealed-Lead-Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Design: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year

Benefits

This replacement battery offers durability, reliable cycle life, and consistent performance thanks to its AGM construction and sealed design. The maintenance-free, spill-proof housing makes it suitable for installation inside emergency lighting fixtures, exit signs, and other confined enclosures. As a high-performance battery, it reliably supplies current during power interruptions and recharges efficiently between events.

Typical uses include emergency lighting systems, small UPS units, alarm and security backups, and other emergency power applications where a compact SLA battery is required. The U.L. and CE certifications indicate the battery meets industry safety and quality standards. Delivered brand new and covered by a 1 year warranty, the Mule GC-642 replacement battery is a long-lasting battery option that reduces downtime and maintenance overhead.

The convenient F1 terminal type and standard form factor make installation straightforward for technicians performing routine battery replacements. Whether you manage facility emergency systems in offices, schools, healthcare facilities, or retail sites, this replacement battery provides the dependable reserve energy needed to keep critical lighting circuits operational.

Ready to upgrade? Purchase the Mule GC-642 replacement battery now to secure a high-performance, long-lasting battery that fits your Mule GC-642 system with full compatibility.

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 GC-642 Battery
  • Manufacturer: SigmasTek
  • Product Type: Emergency Power
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

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