Lifeline GPL-31XT 12V 125Ah Marine & RV Deep Cycle AGM Battery

Military-Grade Reliability. Industry-Leading Power. 

One Battery Per Order of 1, please allow 2 weeks for delivery. 

The Lifeline GPL-31XT is a premium, American-made AGM battery specifically engineered for demanding deep-cycle applications. Handcrafted in the USA, Lifeline batteries are built to rigorous military standards, making them the trusted choice for luxury RV manufacturers, commercial marine vessels, and the US Military.

Whether you are navigating open waters, boondocking off-grid, or keeping critical industrial equipment running, the GPL-31XT delivers the industry-leading reserve capacity and life-cycle durability you need.

Why Choose the Lifeline GPL-31XT?

• Handcrafted in the USA: Manufactured to the highest quality control standards.

• Military Spec & Coast Guard Approved: Built so tough they are deployed onboard numerous US Military vehicles and fully certified by the US Coast Guard.

• Maintenance-Free AGM Design: Spill-proof, leak-proof, and completely maintenance-free. No watering, no corrosion, and excellent vibration resistance.

• Unrivaled Lifespan: Designed to deliver maximum cycle life and unmatched reserve capacity.

• Best-in-Class Warranty: Backed by an industry-leading 5-year warranty so you can invest with absolute confidence.

Versatile Deep-Cycle Applications

Unlike standard starting batteries, the Lifeline GPL-31XT provides sustained, reliable energy over long periods. It is the ideal power source for:

Marine & Recreational Vehicles

• Marine & Boats: Powers trolling motors and onboard navigational electronics when the main engine is off.

• Recreational Vehicles (RVs): Perfect for house battery banks, solar storage, and off-grid boondocking.

Industrial & Mobility

• Electric floor-cleaning machines & commercial scrubbers

• Electric scissor lifts & aerial work platforms

• Electric forklifts, material handling, & pallet jacks

• Electric wheelchairs & mobility scooters

• Electric golf carts & utility vehicles

Off-Grid Power

• Solar, wind, and renewable energy storage systems

Technical Specifications

Feature	Specification
Brand	Lifeline
Voltage	12V
Capacity (20HR)	125 Ah
Battery Type	Sealed Lead-Acid / AGM (Absorbed Glass Mat)
Terminal Type	Marine Terminal
Weight	74 lbs
Dimensions (LxWxH)	13.0" x 7.0" x 9.0"
Warranty	5-Year Industry Leading
Origin	Hand-made in the USA

Technical Documentation & Downloads

Keep your system running perfectly. Access the official manufacturer resources below:

Lifeline GPL-31XT DATASHEET PDF

Lifeline GPL-31XT TECHNICAL MANUAL PDF