Welcome to our store. Your trusted source for batteries and power solutions. Learn more

For support or quotes: sales@batteryweb.com
WELCOME5
SigmasTek  |  SKU: BW-11570

Lithonia FAS Compatible Replacement Battery 1.59 lb

19% off
New arrival
$21.99 USD $26.99
Shipping calculated at checkout.
Meets or exceeds OEM SLA battery specifications for Lithonia FAS models
Uses advanced Absorbent Glass Mat (AGM) technology for reliable performance
Maintenance-free and spill-proof design ensures safety and convenience
U.L. Recognized and CE Certified for quality and compliance
Includes a 1-year warranty with brand new, factory fresh battery
In stock

— Ready to ship immediately
Free shipping
Visa Mastercard American Express PayPal Apple Pay Google Pay Shop Pay Discover Klarna Afterpay Stripe
✦

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

✦

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.

Send Your Battery Photo

Expert Technician Help

Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.

POST YOUR BATTERY IMAGE
Product & Solutions Expert

Product & Solutions Expert

✉ sales@batteryweb.com

🔹 10+ Years Battery Experience 🔹 Fast & Accurate Identification

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 | 4.5 AH

Terminal Type

F1

Lithonia FAS Battery (Replacement) — Compatible with Lithonia FAS

Replace your failing emergency lighting pack with a dependable, compatible Lithonia FAS replacement battery designed for reliable performance and long-term service. This high-performance battery meets or exceeds OEM SLA specifications to restore full emergency operation for your Lithonia FAS fixtures. Engineered for dependable rechargeability, consistent output, and maintenance-free use, this long-lasting battery is an ideal choice for emergency lighting and backup power systems where safety and uptime matter most.

Key Specifications

  • 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
  • Manufacturer / Brand: SigmasTek
  • Voltage: 6 Volts
  • Capacity: 4.5 AH
  • Terminal: F1 (as listed: 4.5 AHF1)
  • Compatibility: Lithonia FAS model

Benefits

This Lithonia FAS replacement battery delivers the durability and consistent power output you expect from a long-lasting battery. AGM construction offers superior vibration resistance and improved charge acceptance, making this a dependable choice for emergency systems. The maintenance-free, spill-proof design reduces service needs and makes installation simpler while minimizing leak risk in ceiling or recessed housings.

As a high-performance battery for emergency lighting, it restores rated run times and ensures fixture readiness during outages. The U.L. Recognized and CE Certified components assure you are installing a compliant part that meets safety standards. Typical applications include emergency lighting modules, UPS systems for small electronic loads, security and alarm backup, and general emergency power circuits. It is also suitable as a reliable replacement in environments where a long-lasting battery is critical for life-safety systems.

If you need a drop-in replacement that guarantees compatibility for your Lithonia FAS fixture, this replacement battery from SigmasTek provides peace of mind, a 1 year warranty, and factory-fresh condition. For facilities managers and electricians seeking a no-fuss swap, this unit combines performance and value.

Ready to restore emergency readiness? Add this Lithonia FAS replacement battery to your cart now and secure dependable, high-performance backup power.

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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Bizum
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • MB WAY
  • 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.

Our Collections