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Midstate Battery

Our Company

Nico GB20 Genius Boost Sport

Noco GB20 Genius Boost Sport Jumper Pack is designed to jump start up to a 4.0L engine. It can be used for motorcycles, snowmobiles, ATVs, automobiles, and as a USB charger for headphones, tablets, and other electronic devices on the go.

Lithium Iron Batteries

RELiON Lithium Iron Phosphate (LiFePO4) Marine batteries offer lightweight, safe and high power energy solutions for your watercraft. These dual purpose, maintenance free batteries provide more power than traditional lead-acid batteries, are long-lasting, and designed to perform in harsh conditions–freezing cold, scorching heat or rough waters.

Battery Testers

Booster Packs and Jump Starters

NorthStar Pure Lead AGM Batteries

All NorthStar Pure Lead AGM Batteries are made in the USA using innovative technologies to deliver exceptional performance, superior cranking, unrivaled cycling, faster recharge and minimal maintenance, no matter what you drive or where you drive it. These batteries are ideal for Automotive, Marine, Heavy Duty, and First Responder applications.


Power Your Adventures with Lithium Iron Phosphate Batteries by RELiON

  • Light weight
  • Low resistance & fast recharging
  • 10X longer life span than lead acid
  • 99% efficient, greater energy density
  • LiFePO4 technology, zero emmisions

NorthStar Pure Lead Batteries

NorthStar Ultra High Performance Batteries delvier superior cranking, unrivaled cycling, faster recharge and minimal maintenance.

These Pure-Lead AGM batteries are 100%
Made in the USA. 
Click here to learn more about NorthStar.

Power Tool Pack Rebuilds

Do you have a Power Tool Battery Pack that just doesn't cut it? We can help!

Our specialists can rebuild your old NiCad drill pack in-house using Standard or HD grade cells that are 15-50% above manufacturer grade. Brands include: Black & Decker, DeWalt, Makita, Snap-On, and more...

NFIB Member CT Marine Trades Association US Chamber of Commerce Seal BESA Allegiant Power



Midstate Battery is one of New England’s leading independently owned and operated battery specialists. We guarantee excellent prices and exceptional service from experienced battery professionals. Whether you're looking to match-up an old battery or buy new, we can supply you with more than 1,000 different types of batteries for automotive, industrial and specialty markets.