Lifeline GPL-U1T - 12V, 33Ah high performance Deep Cycle Marine/RV AGM Battery


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The Lifeline GPL-27T is a high performance, Mil-Spec, AGM battery, produced in the United States.

The GPL-U1T Marine & Yacht Vehicle Battery From Lifeline Battery Corporation and is designed for Deep Cycle Marine / RV Applications. The GPL-U1T has an Expected Cycle Life 1,000+ cycles to 50% DOD, 500 cycles to 100% DOD.


Volts: 12
Ah: 33
Length (mm): 196
Width (mm): 132
Height (mm): 175
Weight (kg): 10.9
Application: Marine / RV
Warranty: 1 year (private use)

Additional Information



Nominal Voltage_________________________12 volts
Amp hour capacity at 20 hour rate__________ 33 amp hour
Reserve Capacity at 25 amp discharge rate____50 minutes
Reserve Capacity at 15 amp discharge rate____93 minutes
Reserve Capacity at 8 amp discharge rate  ____185 minutes
Dimensions (inches)______________________Length=7.71*, Width= 5.18, Height= 6.89*
Dimensions (mm)________________________Length=196,  Width=132,  Height=175
Weight ________________________________ 24pounds / 10.9 kilograms
Recommended charge voltage _____________ Bulk Charge 14.2 – 14.6 volts
______________________________________ Absorption/Acceptance Charge 14.2 – 14.6 volts
______________________________________ Float Charge 13.1 to 13.4 volts
Recommended Charge Amperage __________ Up to 100% of the rated amp hour capacity
Self Discharge Rate______________________ 2% per month at 77°F (25°C)
Operating Temperature __________________ -50° to 150° F (-45 to 65.5 C)
Cycle life______________________________ 1,100 cycles to 50% DOD, 500 cycles to 100% DOD
Warranty _____________________________ Lifeline Batteries offers one of the best warranties in the industry with our 5-year pro-rated and a one-year free replacement.


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Manufacturer Information