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Deep Cycle Marine/RV Battery The GPL-8DL 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-8DL Charging Instructions and Voltages:
 
Bulk Charge Voltages: 14.20 - 14.60
Absorbtion Charge Voltages: 14.20 - 14.60volts
Float Charge Voltages: 13.10 - 13.40
The GPL-8DL is designed for charging amperages up to 255 amps or 100% of the rated Amp Hour Capacity due to low battery internal resistance.
 LIFELINE BATTERY OWNER’S MANUAL| Lifeline Battery Part Number
 | Cold Cranking Amps | Rated Cap. Amp. Hrs
 20 Hr Rate
 | Minutes of Discharge |  
| 68° | 32° | 0° | 25 Amps | 15 Amps | 8 Amps |  
| GPL-8DL | 1975 | 1675 | 1350 | 255 | 475 | 825 | 1670 | 
 
		
			
		 
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