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CSB Battery 12v 4.5 AH Deep Cycle Sealed Lead Acid Battery

Was: $27.00
Sale Price: $24.95
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Product InformationStore Part Number: SLA-1250


Replaces: Power Sonic PS1250, 23-945, Universal Battery UB1250

The CSB GP1245 is a general-purpose battery designed to last up to 5 years in standby service. As with all CSB batteries the GP1245 is a rechargeable sealed lead acid battery, and is highly efficient battery with a leak proof maintenance free design.

NON-SPILLABLE by DOT (Department of Transportation), ICAO (International Civil Airline Organization) and IATA (International Airline Transportation Association) definitions.


  • Maintenance-Free Sealed Lead Acid Battery
  • Absorbent Glass Mat (AGM) technology for efficient gas recombination of up to 99% (often referenced as Gel Cell)
  • Leak Proof/Spill Proof
  • F1 Terminals
  • Low Self Discharge: Less than 10% after 90 days, can be stored up to 6 months at 25°C (77°F).


*Free Shipping is for the Lower 48 United States for large orders that qualify for a per item discount. Large orders that qualify for a per item discount does not include fees for highly rural location, hard to reach locations, islands or location requiring ferry's. These locations may be subject to additional shipping fees. You will be advised prior to your order being processed if additional fees are required, at which point you may proceed with the order if accepted.

Tech Specs

  • Dimensions (LxWxH): 3.54 x 2.76 x 4.01 in
  • Terminal Height: 4.18
  • Weight: 2.95 lb
  • Shipping Weight: 4 lb
  • Maximum Charging Current: 1.6 A
  • DC Output Voltage: 12 V
  • Model: GP 1245
  • Manufacturer: CSB Battery
  • Amp/Hr: 4.5
  • Cycle Charging Voltage: 14.4-15.0 V
  • Charging Voltage Standby Use: 13.5 to 13.8 V
  • Internal Resistance: 29.8mΩ
  • Warranty: 1 Year
  • Manufacturer Part #: GP1245
  • Made In: Asia
  • Terminal Position:

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Reviews and Ratings

5.00 Average
5 Stars 1
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Rated 5.00/5 Stars from 1 customer reviews.

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Great price and fast shipping
I buy these particular SLA batteries to replace the batteries in my older CyberPower UPS. I just buy the "raw" batteries from, disassemble the CyberPower battery pack, and rebuild the battery pack. The only "trick" to doing this is reusing the CyberPower battery pack wiring.
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Written by on Aug 12, 2020. Verified Purchase — (1 of 1 customers found this review helpful

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Manuals & Tutorials

Specification Sheet

Battery Tutorial

How Batteries Work

Interactive Battery Tutorial

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