Retail and Commercial Battery Products for:


Battery Accessories of All Kinds


Car, Children Ride Toys, RVs, Tractors

Chargers Boosters

Chargers, Jump Starters, Maintainers


Flashlight Batteries

Golf Carts

Golf Cart
Golf Cart Batteries

Home & Business

Alarm Systems, Exit Lighting, Flashlights, Floor Scrubbers, Garage Door Openers. Power Tool Packs, 2-way Radios

Marine Watercraft

Boats & Jet Ski Batteries


ATVs & Motorcycle Batteries

Personal Electronics

Cameras, Computers, Key Fobs, Hearing Aids, Tablets, Watches, Wheelchairs

About Master Battery

Committed to providing the best retail and commercial battery products, accessories and related services in Knoxville, Nashville and beyond.

Established as Battery Distributors & Sumter Battery in downtown Knoxville over 50 years ago, Master Battery continues to provide its retail and commercial customers an incredible selection of batteries for a variety of applications and uses.  Master Battery has chargers and accessories that compliment our battery products.   We also provide services such as battery pack rebuilds for cordless power tools, cabling, and much more.

In April 2016, Master Battery completed the acquisition of S & W Battery in Nashville, TN. S & W has a 35 year history of servicing the Greater Nashville area with outstanding products and service.

In September 2018, Master Battery completed the acquisition of Hester Battery in Nashville, TN. With the completion of this acquisition, we have changed our name in Nashville to Master Battery.

Master Battery has taken care of our battery needs with outstanding customer service, quality products, and very competitive pricing! Their team is very knowledgeable and always willing to do whatever is necessary to take care of us.
Jay Blumenstock
Jay Blumenstock
Branch Manager - Superior Traffic Control

My battery is dying or dead, what now….?

We are here to help – give us a call!

1. Jumpstart and/or bring battery in
1. Jumpstart and/or bring battery in
Call us for advice.
2. Let the experts test the battery
2. Let the experts test the battery
Get an expert opinion about your battery’s status.
3. Let us advise you
3. Let us advise you

We will let you know if you need a charge or a new battery.
4. We perform any needed work.
4. We perform any needed work.
We have experts who will make sure you are taken care of.
Battery Pack Rebuilds

Master Battery performs battery pack rebuilds for cordless power tools.


We make custom cables to your specifications for your commercial equipment, automobiles, trucks, construction equipment, medical devices, and much more!

Battery Testing

Let us test your battery to see where it is in its life cycle….

Our Team

Who is behind the best battery service in town?

Battery Tips & Latest NEWS

What you need to know to keep the power flowing.


Master Battery Locations

DBA Master Battery in Knoxville, TN and S&W Battery in Nashville, TN.