Boat / Marine Batteries

Choose the replacement motor battery that meets your exact specifications and needs. Our batteries are high quality batteries with longer life, more power, with the lowest self-discharge and highest performance. Select from Battery Giant’s large choice of good, better, best battery below.

Inboard Starting Marine Batteries Only

	Good		Better		Best
	Battery	Dimensions	Battery	Dimensions	Battery	Dimensions
Up to 100 Horsepower Up to 4 Cylinders	YB12550	9.06" x 5.43" x 8.19"	YB12800	10.24" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"
100-185 Horsepower Up to 6 Cylinders	YB12800	10.24" x 6.65" x 8.19"	YB12800	10.24" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"
185-250 Horsepower Up to 8 Cylinders	YB12900	12.09" x 6.65" x 8.19"	YB12900	12.09" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"
250-350 Horsepower Up to 8 Cylinders	YB121000	13.03" x 6.81" x 8.39"	YB121000	13.03" x 6.81" x 8.39"	YB121600	20.47" x 8.23" x 9.29"
350+ Horsepower & Racing	YB121000	13.03" x 6.81" x 8.39"	YB121600	20.47" x 8.23" x 9.29"	YB122300	20.47" x 10.55" x 9.29"

Outboard Starting Marine Batteries Only

	Good		Better		Best
	Battery	Dimensions	Battery	Dimensions	Battery	Dimensions
2-30 Horsepower	YB12550	9.06" x 5.43" x 8.19"	YB12800	10.24" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"
30 -75 Horsepower	YB12550	9.06" x 5.43" x 8.19"	YB12800	10.24" x 6.65" x 8.19"	YB12900	12.09" x 6.65" x 8.19"
75-150 Horsepower	YB12800	10.24" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"	YB121000	13.03" x 6.81" x 8.39"
150-200 Horsepower	YB12900	12.09" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"	YB121000	13.03" x 6.81" x 8.39"
200-300 Horsepower	YB12900	12.09" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"	YB121000	13.03" x 6.81" x 8.39"

12v Trolling Boat Battery Motors

Flooded	AGM	Optima	Odyssey
24DCM	YB12700	D34-78-YT	PC1200
27DCM	YB121000	DA31A-YT	PC2150-31MT
31DCM	YB31-GEL	DA31A-YT	PC2150-31MT

Marine Battery Accessories

	Good		Better		Best
	Battery	Dimensions	Battery	Dimensions	Battery	Dimensions
Stereo w/o Amplifiers	YB12800	10.24" x 6.65" x 8.19"	YB12900	12.09" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"
Stereo w/ 1-2 Amplifiers	YB121000	13.03" x 6.81" x 8.39"	YB121000	13.03" x 6.81" x 8.39"	YB121600	20.47" x 8.23" x 9.29"
Stereos w/ 3+ Amplifiers	YB121000	13.03" x 6.81" x 8.39"	YB121600	20.47" x 8.23" x 9.29"	YB122300	20.47" x 10.55" x 9.29"
Lighting, Depth finders, Phone chargers, Miscellaneous low power 12v Accessories	YB12800	10.24" x 6.65" x 8.19"	YB12900	12.09" x 6.65" x 8.19"	YB121000	13.03" x 6.81" x 8.39"

TrollFuryCase

Battery

27DCM
12 Volt - Same size as orginal
Lead Acid Battery

PC1200
12 Volt - Same size as orginal
AGM Battery

PC1200LMJT
12 Volt - Same size as orginal
AGM Battery

PC1200MJ
12 Volt - Same size as orginal
AGM Battery

PC1200MJT
12 Volt - Same size as orginal
AGM Battery

PC1200T
12 Volt - Same size as orginal
AGM Battery

PC1700MJT
12 Volt - Same size as orginal
AGM Battery

PC1700T
12 Volt - Same size as orginal
AGM Battery

U1-GEL
12 Volt - Same size as orginal
Battery

24DCM
12 Volt -
Lead Acid Battery

YB122300
12 Volt -
SLA Battery

YB12550
12 Volt -
SLA Battery

YB12800
12 Volt -
SLA Battery

YB12900
12 Volt -
SLA Battery

YB121000
12 Volt -
SLA Battery

YB121600
12 Volt -
SLA Battery

YB12180
12 Volt -
SLA Battery

YB12350
12 Volt -
SLA Battery

YB12400
12 Volt -
SLA Battery

PC535
12 Volt - Same size as orginal
AGM Battery

PC545
12 Volt - Same size as orginal
AGM Battery

PC545MJ
12 Volt - Same size as orginal
AGM Battery

PC625
12 Volt - Same size as orginal
AGM Battery

PC680
12 Volt - Same size as orginal
AGM Battery

PC680MJ
12 Volt - Same size as orginal
AGM Battery

PC680MJT
12 Volt - Same size as orginal
AGM Battery

PC925
12 Volt - Same size as orginal
AGM Battery

PC925LMJ
12 Volt - Same size as orginal
AGM Battery

PC925MJ
12 Volt - Same size as orginal
AGM Battery

PC925MJT
12 Volt - Same size as orginal
AGM Battery

PC925T
12 Volt - Same size as orginal
AGM Battery

D31M-BT
12 Volt - Same size as orginal
AGM Battery

D34M-BT
12 Volt - Same size as orginal
AGM Battery

TrollFury-12V
12 Volt - Same size as orginal
AGM Battery

TrollFury-24V
24 Volt - Same size as orginal
AGM Battery

Boat and Marine Batteries

There are three important factors to consider when buying replacement marine batteries. While shopping for a replacement marine battery, it is critical to consider size, power and warranty. Although it is recommended to consult the watercraft manufacturer's recommendations in attaining the correct replacement marine battery, below are some general factors to consider while selecting a replacement marine battery.

Make sure the replacement boat battery or replacement marine battery will fit and work correctly. Check the specifications of the existing marine battery, as well as the physical dimensions of marine battery. The marine battery specs will provide the information you need to target applicable boat batteries. Two critical specs you need when shopping for a replacement boat battery or replacement marine battery is voltage (or power) and size dimensions. This will allow you match the correct marine battery with that of your boat. Next, you need to consider the boat battery or marine battery warranty period. We recommend choosing replacement marine batteries with a warranty period that best fits your needs.

Follow Battery Giant