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SigmasTek  |  SKU: BW-11559

Lithonia XS1REL Reliable Replacement Battery 2.76 lb

12% off
New arrival
$22.99 USD $25.99
Shipping calculated at checkout.
Compatible replacement for Lithonia XS1REL emergency lighting battery
Uses advanced Absorbent Glass Mat (AGM) technology for reliability
Maintenance-free with spill-proof, sealed lead-acid design
U.L. Recognized and CE Certified for safety and quality assurance
Comes brand new with a 1-year warranty for peace of mind
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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.

Disclaimer

⚠️ 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 | 7 AH

Terminal Type

F1

Lithonia XS1REL Replacement Battery — Compatible with Lithonia XS1REL

Restore emergency illumination with a reliable replacement battery designed for the Lithonia XS1REL. This high-performance battery meets or exceeds OEM SLA specifications and provides a long-lasting battery solution for emergency lighting fixtures and critical backup systems. With factory-fresh construction, safety certifications, and maintenance-free design, the XS1REL replacement is engineered to deliver consistent, dependable power when outages occur.

Key Specifications

  • Model: Lithonia XS1REL Battery (Replacement)
  • Brand: SigmasTek
  • 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
  • Voltage: 6 Volts
  • Capacity: 7 AHF1
  • Warranty: 1 Year Warranty
  • Compatibility: Meets or exceeds OEM SLA battery specifications; 100% compatibility with Lithonia XS1REL model
  • Price Assurance: Guaranteed best price

Benefits

The XS1REL replacement battery uses AGM technology and a sealed, spill-proof case to provide a safe, low-maintenance solution for emergency lighting. These construction features increase durability and reduce the need for routine maintenance, while U.L. and CE certifications confirm that the battery adheres to recognized safety and quality standards. As a high-performance battery, it supports reliable discharge under load and efficient recharge cycles.

Ideal for emergency lighting, exit signage, UPS backup systems, and other critical power applications, this long-lasting battery helps ensure continuous illumination during power interruptions. The higher 7 AHF1 capacity provides extended runtime compared to lower-capacity units, making it especially suitable for fixtures or systems that demand longer emergency operation.

Delivered brand new and ready to install, the XS1REL replacement offers an uncomplicated upgrade path to restore emergency readiness. The included 1 Year Warranty and our best price guarantee provide added confidence for procurement managers and service technicians.

Don’t wait until a power failure exposes vulnerabilities—purchase this Lithonia XS1REL replacement battery now to secure a dependable, long-lasting battery that restores emergency power quickly and reliably.

Technical Specifications

Voltage6 Volts
Amp Hours7 AH
Terminal TypeF1
Length (in.)5.95
Width (in.)1.34
Height (in.)3.7
Weight (lb.)2.76

Product Highlights

  • Brand Replacement : Lithonia XS1REL Battery
  • Manufacturer: SigmasTek
  • Product Type: Emergency Power
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

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