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Batteries GPL30HT Lifeline AGM Deep Cycle Battery 12 Volt Marine RV

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

GPL30HT
06/01/2036 7:40 PM
Sale Price

$928.37

In Stock (10+)

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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 Lifeline GPL-30HT is a high-performance AGM (Absorbed Glass Mat) deep cycle battery designed for demanding marine and RV applications. Manufactured in the United States to military specifications, this 12-volt battery delivers exceptional reliability and longevity in harsh environments.

Key Features:

  • True deep cycle AGM construction for superior cycling performance
  • Military specification (Mil-Spec) quality and durability
  • Industry-leading 2% per month self-discharge rate at 77°F (25°C)
  • Maintenance-free sealed design - no water addition required
  • Spill-proof construction allows mounting in any position
  • Includes brass terminal bolts and washers for corrosion resistance
  • Vibration resistant for marine and mobile applications
  • Fast recharge acceptance with low internal resistance

Lifeline AGM batteries feature 99.995% pure virgin lead plates and proprietary plate design for maximum surface area and power delivery. The absorbed glass mat separator immobilizes the electrolyte, preventing stratification and enabling exceptional deep discharge recovery. Ideal for house banks, trolling motors, and auxiliary power systems where reliable deep cycling capability is essential.

Products specifications

Ah

150

Battery Group

31T

Cranking 30 Seconds

850

Reserve Capacity

315

Size

13.46" x 6.77" x 11.95"H

Quick and easy. Great price.

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Good experience, quick delivery and good product

The customer helpful but could be nicer.

Easy, and love the Free shipping. Thank you so much!

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