Choosing a Marine Battery
Wide selection of durable and high-performance batteries
Adventure Power Marine Line ADEQUATE GOOD BETTER BEST
 
Inboard(StartingOnly)
Up to 100 Horsepower, Up to 4 Cylinders UB12550 UB12550 UB12750 UB121100
100-185 Horsepower, Up to 6 Cylinders UB12550 UB12750 UB12750 UB121100
185-250 Horsepower, Up to 8 Cylinders UB12750UB12900 UB12900 UB121100
250-350 Horsepower, Up to 8 Cylinders UB12900 UB121100 UB121100 x2 UB4D
350+ Horsepower & Racing Motors UB12900 UB121100 UB4DUB8D
 
Outboard (StartingOnly)
2-30 Horsepower UB12550 UB12550 UB12550 UB12550
30-75 Horsepower UB12550 UB12550 UB12750 UB12900
75-135 Horsepower UB12550 UB12750 UB121100 UB121100
150-200 Horsepower UB12750 UB12900 UB121100 UB121100
200-300 Horsepower UB12900 UB12900 UB121100 UB121100
 
Accessories
12V Trolling Motor UB12550 UB12750 UB12900 UB121100
Stereo w/o Amplifiers UB12550 UB12750 UB12900 UB121100
Stereo with 1-2 Amplifiers UB12900 UB121100 UB121100 x2 UB4D
Stereo with more than 2 Amplifers UB121100 UB121100 x2 UB4D UB8D
Lighting, depthfiders, phone chargers, miscellaneous low power12V Acces. UB12550 UB12750 UB12900 UB121100
Trolling Motors Should have their own battery (batteries) Boatswith 2 or more amplifers should use a minimum of 2 batteries, one for startingand one for accessories Boats using only one battery for everything shouldbe equipped with a battery gauge