Batteries, Chargers, and More
Confirm Checkmark

Lifeline 12v 33 AH Deep Cycle Sealed AGM Battery GPL-U1T

Lifeline 12v 33 AH Deep Cycle Sealed AGM Battery GPL-U1T
View Larger Image

Was: $208.87
Sale Price: $134.00 No Tax
Add to Cart
BatteryStuff Part #: GPL-U1T

Shipping valid within the 48 contiguous states. Batteries ship from various warehouses and usually deliver within 7 working days.

Lifeline 12v 33 AH Deep Cycle Sealed AGM Battery GPL-U1T
Product Description

The Lifeline GPL-U1T 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). These batteries off gas only 2% by volume under normal operating conditions, again, industry leading. No sulfuric acid leaks, no acid clean up, and more power in the same space when compared to conventional batteries.

Lifeline Batteries are manufactured in West Covina, California by the Concorde Battery Corporation and is a US family owned and operated company. The Lifeline Battery technology is a direct spin off from Concorde's industry leading aerospace battery lines. All of these batteries satisfy the rigorous demands from many branches of the US Military and a host of industrial and private sector applications.

The GPL-U1T is designed for charging amperages up to 82.5 amps or 250% of the rated Amp Hour Capacity due to low battery internal resistance.

Coast Guard approved, DOT Haz Mat Exempt, and longer lifespans than conventional batteries. Warrantied installations include marine, yacht, and other seafaring applications. 

  • AGM design yields excellent Deep Cycle service Performance rating
  • Industry Leading 2% per month self discharge rate at 77°F (25°C)
  • Maintenance Free
  • Float and Cycle Use
  • AGM design may offer greater reliability in extreme use applications
  • Leak Proof/Spill Proof
  • Manufacturer Covered Warranty - See Chart Below
Typically AGM batteries DO NOT require a special battery charger as charge requirements are similar to Wet Cell or other types of Maintenance Free batteries. If you are in unsure about the charger you need please contact one of our technical advisors.

Batteries ship from various warehouses and usually deliver within 7 working days. Discount quantity pricing available please contact us by email or by phone during business hours.

Warranty Period: Free Replacement Months Pro-rate Months
Marine & RV application 12 60
Electric Vehicles3 6
All Electric Machinery0 3
All other Applications 3 9

Recommeded Battery Box
Quick Cable QuickBox Group U1 Battery Box - 120170-001
QuickCable's Standard QuickBox 120170-001 fits all U1 group sizes batteries, including spiral cell and high performance models. With features like our QuickLock cover, mounting holes in the handles, and materials tested to perform in all conditions, these are the battery boxes of choice.

Most Helpful Customer Reviews
Review Summary
  0 Average Rating
Ratings Small
Rated 0/5 Stars from 0 customer reviews.
Write Your Own Review

Do you own the GPL-U1T? Please, tell us what you think about it. It helps us provide you with better products. Please note that it may take up to 72 hours for your review to appear.

Write a review

Secured by PayPal

Email Support

Technical Specifications
Length 7.71
Width 5.18
Height 6.89
Weight 24
Shipping Weight (lb.) 29
DC Output Voltage 12 V
Bulk Charge Voltage 14.20 - 14.60 V
Absorbtion Charge Voltages 14.20 - 14.60 V
Float Voltage 13.10 - 13.40 V
Enclosure ABS Plastic
Regulatory Approval DOT, ICAA, IATA, IMDA
BCI Group U1
C.C.A. 325 @ 68° / 275 @ 32° / 215 @ 0°
Amp/Hr 33 @ 20HR Rate
Reserve Capacity 50 min @ 25 A / 93 min @ 15 A / 185 min @ 8 A
Warranty Varies See Chart Below
Model: GPL-U1T
Manufacturer: Lifeline
Manufacturer Part #: GPL-U1T
Made In: USA

Order Line: 1-800-362-5397
M–F 6am–5pm PST
Tech Help: 541-474-4421
Fax: 541-471-6014
276 Tech Way, Suite A
Grants Pass, OR 97526
Buy Veteran, BBB, SEMA Member, and Blueribbon Coalition