Marine batteries

Rance

Active member
How many of you guys charge your marine batteries on your rigs using the charging system on your vehicle? I use a deep cycle marine battery for my roof pump but have been told to only use a trickle charger to charge it or risk shortening the life of the battery.
 
I have tried the trickle charger overnite and it did good until it rusted away.

Now I use a regular charger set at 2 amps and charge it overnite and it does a great job.
 
I have tried the trickle charger overnite and it did good until it rusted away.

Now I use a regular charger set at 2 amps and charge it overnite and it does a great job.

Wait a minute. I'm confused. I do what you do, so I must not have a trickle charger.
 
I think the words "deep cycle" are widely overused in the battery industry. Some manufacturers of regular starting batt for cars use the term deep cycle. I was in the camping industry for years in both sales and service and the rv batteries we sold with the campers are the same as most marine batteries bought at walmart, napa, autozone. I hot wire is simply ran from your car battery to your trailer plug and then to your 12v "deepcycle" battery in your trailer to keep it charged.Just install a diode switch inside your trailer to stop the draw from your actual car battery when your using your pumps in the trailer. Now true deep cell or cycle battery such as trojan, crown ect. well those are little more expensive and may be better off with a trickle charge, I have never owned one so I dont know.
 
A lot of people call those little chargers for motorcycle batteries and lawnmower batteries trickle chargers, they are smaller than a small motorcycle or lawnmower battery and usually have one setting (2Amps).

I had one of those float chargers and conditioners on the battery but over time everything rusted away, it was like the kind that Bob puts on his electric motor bandit systems.

Since then I just keep the cover on my battery and when I need to charge the battery, I just take the cover off and hook up the charger and let it charge overnite unless it is raining, I keep the trailer outside.
 
I've got my truck wired to charge mine. Had it on my rig for 4+ yrs and I have never charged it once. Chris actually went with me the day I bought the battery and we installed it. I already had the wiring hooked up before we put the battery in. Good times!
 
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