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Optima D34M Dual Purpose AGM Battery Group 34 BlueTop

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

D34M
06/13/2036 7:20 AM
Sale Price

$543.00

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Optima D34M BlueTop is a premium dual-purpose AGM (Absorbent Glass Mat) battery engineered to deliver exceptional starting power and deep-cycle capabilities for marine and RV applications. Featuring Optima's proprietary SpiralCell Technology, this Group 34 battery provides reliable performance in the most demanding conditions.

Key Features:

  • SpiralCell Technology delivers 15 times more vibration resistance than conventional flooded batteries
  • Up to 2 times longer service life compared to ordinary wet cell batteries
  • Dual-purpose design provides both high cranking amps for starting and deep-cycle reserve capacity
  • Completely sealed, maintenance-free design - no water ever needs to be added
  • Spill-proof construction allows for flexible mounting options
  • Can sit unused when fully charged for extended periods without significant discharge
  • Fast recharge capability returns battery to full power quickly
  • Optimal starting power at 750 cold cranking amps
  • 120-minute reserve capacity at 25 amps
  • Corrosion-resistant terminals ensure reliable connections

The D34M is ideal for boats with trolling motors, RVs with house loads, and other applications requiring both starting power and deep-cycle energy storage. The rugged construction and advanced AGM technology make this battery perfect for harsh marine environments and demanding recreational vehicle use.

Products specifications

Ah

55

Battery Group

34

Cranking 30 Seconds

870

Reserve Capacity

120

Size

10-1/16" x 6-7/8" x 7-15/16"

very easy to use

quick and easy

Simple and easy along with cheaper than the competitors!

Easy to find the part needed. Hope the remainder of the order, shipment, and delivery goes just as smoothly.

Autoplicity was quick and easy. Painless web format. Shiped right away. And reasonably priced too.

Exactly what I ordered for the best price and fast, too!

Easy shopping experience

Great products and prices

Great price. Very happy with order. Will buy from them again.

Shopping was easy, and everything was easy to find.

First order with autoplicity. I was hesitant at first, but saw good ratings and ordered my item. Great checkout and fast shipping.

buying things stoned has never been so easy

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