What Size Battery Does My Boat Take

This deep cycle marine rv battery is rated for 500 mca marine cranking amps and 80 amp hours.

What size battery does my boat take. This stage is used to prevent flooded lead acid batteries from aging prematurely and is an optional frequently omitted phase. Use our battery finder and provide your vehicle s make year model and engine size. The abcs of marine batteries. Remove any dirt or corrosion that may be building up.

13 8 volts to maintain the battery without losing electrolyte from the cells. Then print your battery match information and bring it into your local walmart. When it comes to picking the right size of battery for your boat that first thing you have to do is to determine the actual electrical load of the boat. In my small boat equipped with 10 and 12 inch raymarine graphs a h2 hydrowave t h marine oxygenator and livewell pumps i use a 800 cca tractor battery just for them.

There are several types of battery techonologies available including standard flooded absorbent glass mat agm and optima spiralcell. My recommendations for boat batteries outboard boats can get away with using automotive cranking batteries so long as there is no heavy power demand equipment this does not include navigation equipment like radios gps fish finder etc as these use little power. There are two basic types of 12 volt batteries. I recently received an e mail from a reader who said that while he liked this column and looked forward to it every month he also viewed it with trepidation because every time he finished one task he found he had more things to add to his to do list.

It will give you an idea of how much power do you need to crank up its engine and at the same time power all of the boat s electrical components and accessories. Basic boat battery types. This is a maintenance phase not a charging phase. All boat batteries need to be cleaned and cared for just like the rest of your boat.

This simple action will add life to your battery and slow down its rate of self discharge. How you use your vehicle electrical accessories driving habits and climate influence what battery technology is best for you. You can also just write down your vehicle s make year model and engine size and bring it to the store. You need to know the differences between battery types before you can pick the right setup for your boat.

When the battery s acceptance declines to two to four percent of c the voltage is reduced to 13 4 volts gel. Learn more about the different lead acid battery technologies. My starting battery is just for starting the outboard and my trolling motor batteries are used only for the trolling motor.