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AGM-GPL4C GPL4CT Lifeline AGM Deep Cycle Marine Battery
6 Volt (Capacity)220 Amp Hr
Charges deeper, faster and without maintenance!
Will not spill or leak!
$309.95

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6 volt, Deep Cycle Marine/RV Battery with 1 of 3 variable terminal arrangements.

The GPL-4CT is a high performance, Mil-Spec, AGM battery, produced in the United States. Due to the Lifeline Battery's quality construction, it has an industry leading 2% per month self discharge rate at 77°F (25°C), compared to 10%+ for conventional batteries. Coast Guard approved, DOT Haz Mat Exempt, and longer lifespans than conventional batteries. Warrantied installations include marine, yacht, and other seafaring applications.

GPL-4CT Charging Instructions and Voltages:
  • Bulk Charge Voltages: 7.10 - 7.30
  • Absorbtion Charge Voltages: 7.10 - 7.30volts
  • Float Charge Voltages: 6.55 - 6.70
  • The GPL-4CT is designed for charging amperages up to 220 amps or 100% of the rated Amp Hour Capacity due to low battery internal resistance.
Lifeline Battery
Part Number
Cold Cranking Amps Rated Cap.
Amp. Hrs
20 Hr Rate
Minutes of Discharge
68° 32° 25 Amps 15 Amps 8 Amps
GPL-4CT 1095 925 750 220 492 856 1692


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