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The Lifeline GPL-4DL has been specifically manufactured for deep-cycle applications. All Lifeline batteries are Coast Guard approved and hand-made in the USA. The preferred battery choice for both Recreational Vehicles and Marine applications. All Lifeline batteries pass demanding mil spec requirements as they are onboard numerous US Military Vehicles. Designed to deliver industry leading reserve capacities and life-cycle capabilities. All Lifeline batteries are backed with an industry leading 5 year warranty.
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$789.99