My Account
Shopping Cart

Batteries 8A31DTM Power-Tech AGM Battery Group 31 850 CCA

Manufacturer

Batteries

<h3>About Midstate Battery</h3><p><strong>Midstate Battery</strong> has built its reputation as one of New England's leading independently owned and operated battery specialists. With the guiding philosophy that <em>&quot;Batteries for Everything&quot;</em> is more than a slogan — it's a promise — the company has spent decades delivering reliable power solutions for virtually every application imaginable, from everyday passenger vehicles to heavy commercial equipment and specialty markets.</p><p>Founded in 1986 and led by owner Steve Merone and his son Steve Jr., Midstate Battery has assembled a staff with more than 100 years of combined industry experience. Whether a customer needs help matching a legacy battery, configuring a custom cable assembly, or identifying the right chemistry for a demanding deep-cycle application, the team's expertise is always accessible. The company stocks over 25,000 different types of <a href="/7249-batteries-batteries-201357">batteries</a> and battery-related products, covering automotive, commercial, marine, and specialty segments.</p><h3>A Wide-Ranging Battery Selection</h3><p>What truly sets Midstate Battery apart is the sheer breadth of its catalog. The company distributes first-class batteries from the industry's most respected names, including East Penn, Lifeline, NorthStar, Optima, Power-Sonic, and Odyssey. It also carries exclusive house lines — the Midstate™ and Sportsman™ brands — spanning marine starting, marine/RV dual-purpose, and marine/RV deep-cycle applications.</p><ul><li><strong>Automotive Batteries:</strong> A wide selection for standard cars, stop-start technology vehicles, and classic car applications.</li><li><strong>Marine &amp; RV Batteries:</strong> Wet cell, AGM, gel, pure lead, and lithium options designed for rough waters and remote roads alike.</li><li><strong>Commercial Batteries:</strong> High-capacity units built for construction equipment, HD vehicles, and commercial fleets.</li><li><strong>Golf Cart &amp; Deep Cycle:</strong> Personalized, one-on-one service to match the right deep-cycle battery to your specific cart or equipment.</li><li><strong>Specialty &amp; Industrial:</strong> Hearing aid, cordless phone, sealed lead acid, and countless other specialty cell formats.</li></ul><h3>Quality, Value, and Personalized Service</h3><p>Midstate Battery's commitment to quality goes hand in hand with competitive pricing and a customer-first mindset. The team works hard to keep the most common battery types in stock for same-day pick-up, and when a rare or custom battery is needed, they source it and get it to the customer when and where it's needed. For anyone who needs a reliable, knowledgeable partner for all things battery-related, Midstate Battery stands out as a trusted destination.</p>

Part Number

8A31DTM
06/01/2036 7:39 PM
Sale Price

$574.37

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Batteries 8A31DTM Power-Tech is a high-performance Group 31 AGM (Absorbed Glass Mat) battery engineered for demanding automotive, marine, RV, and commercial applications. With 850 cold cranking amps, this battery delivers reliable starting power even in harsh conditions.

Key Features:

  • Advanced AGM technology with absorbed glass mat separators for superior performance
  • 850 cold cranking amps for powerful engine starts
  • Maintenance-free sealed design requires no water additions
  • Spill-proof and leak-proof construction for safe mounting in any position
  • Vibration-resistant rugged case protects against physical damage
  • Deep-cycle capable for dual-purpose applications
  • Low self-discharge rate for extended storage life
  • Non-hazardous air shipping classification

AGM batteries offer significant advantages over traditional flooded batteries, including faster recharging, longer service life, and resistance to sulfation. The sealed design makes this battery ideal for installations in enclosed spaces or where maintenance access is limited. Perfect for trucks, buses, emergency vehicles, boats, RVs, and other heavy-duty applications requiring reliable power.

Products specifications

Ah

105

Battery Group

31

Cranking 30 Seconds

1000

Reserve Capacity

200

Size

12-15/16" L x 6-3/4" W x 9-3/8" H

Happy customer.

Have not received product ordered but reviews of service is great and company was helpful on phone

Very good.

Fast and easy.

Fast, efficient service. Thank you!

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy