Trolling motor and Fuse…

  • John Luebker
    Posts: 694
    #1246544

    So I decied to run the trolling motor with 6 gauge wire. I looked on Motor guides website and they suggested a 50amp fuse. I know a couple posts suggested a 30 – 40. Also I am not sure what type of fuse and how to connect it to the wire and what not? I had a fuse on my old trolling motor (couple years ago) but it was so covered with tape I never got a look at it. Any help would be appreciated it is a 56lbs 12/24 so I will need two fuses one on the white and one on the red.

    Thanks
    John.

    John Luebker
    Posts: 694
    #362305

    No one has any ideas? I was hoping to do this tonight… Maybe I will have to stop by menards and hope they can explain it.

    I am here till 4:00

    gmcwayne
    Austin, MN
    Posts: 15
    #362310

    They sell inline fuse holders at marine dealers. What works really well are circuit breakers. They also sell these at marine dealers. I’ve also seen them at Fleet Farm. I would think that a 40 Amp would be sufficient for that trolling motor. The circuit breakers have two studs on them. One of these studs has a brass strip bolted on to it that you just bolt to the battery. Then attach a ring terminal to your wire lead and bolt that to the other stud on the breaker.

    gmcwayne
    Austin, MN
    Posts: 15
    #362311

    If you don’t live near either of these stores, then you could get by just stopping at the auto parts store. Napa I know for sure has the circuit breakers, and also the ring terminals to fit the 6 guage. The circuit breakers at the auto parts store won’t have the brass piece though. So either you will have to make one or use a really short piece of your 6 guage with two more ring terminals.

    John Luebker
    Posts: 694
    #362326

    Thanks gmcwayne. I am going to stop by the napa on the way home and see what they have.

    Thanks again

    rickk
    Eagan, MN
    Posts: 28
    #362349

    I agree, circuit breaker at an auto parts store is the way to go. The only thing that I have to add is that you mentioned needed two fuses:

    [Any help would be appreciated it is a 56lbs 12/24 so I will need two fuses one on the white and one on the red.]

    Not sure what you meant there, but if you are running two batteries (24volt) you will need two fuses (one on each positive terminal of each battery). I’m not sure what you meant by one on the read and one on the white. If running one battery (12 volt), then you should only need one circuit breaker on the positive pole (or spliced into the red wire).

    rickk
    Eagan, MN
    Posts: 28
    #362354

    John, I just thought of another thing. If you are running 12 volt, two batteries in series all the way to the trolling motor, you only need one curcuit breaker on the positive terminal of the battery with the red wire going to the trolling motor. I needed two (one on each red wire) because of the wiring harness that I have. I have a black plug that puts the batteries in series (24 volts) at the plug. I have a red plug for recharging that separates the batteries to recharge in 12 volt mode. Because of this, I needed to protect each battery with a separate curcuit breaker or tap in after the plug on the motor side red wire.

    Probably too much info.

    Best of luck on this.

    rickk
    Eagan, MN
    Posts: 28
    #362355

    Darn, screwed up on that last post. It should have been if you are running 24 volts all the way to the trolling motor (not 12 volts as it says in the first line).

    John Luebker
    Posts: 694
    #362471

    Thanks ringworm. The reason I was thinking I need two is because this is a 12 or 24V.

    I am going to do it like this

    John Luebker
    Posts: 694
    #362516

    So hopefully I got the right part. I went to NAPA and of course they were closed due to the move. I then went to farm and fleet and the gentleman had no idea. can’t blame him since I didn’t really either. So here is what I picked up. the only difference from the link is mine was a 40A and it has a mounting bracket and I didn’t pay $5.00 for it. But I think this will work as long as I run a wire from the batery to the side that says Baterry and then run a wire to the trolling motor from the side that says acc. The breaker will reset itself once power is disconnected.

    Here is the picture
    NAPA

    Anyone see any problems with this?

    Thanks for all the help

    rickk
    Eagan, MN
    Posts: 28
    #362530

    That is what the one I have looks like. I was lazy and just wrapped the wire around the terminals and tighted up the bolt (didn’t crimp a ring terminal in the wire first). All is good. You should be all set.

    John Luebker
    Posts: 694
    #362547

    Good deal – Thanks for the help guys

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