Do I need a inline battery terminal block?

tigertank

Cadet
Joined
Mar 21, 2009
Messages
25
Hey gang,I purchased a minnkota v2 55 bow mount motor. I'm in the process of fixing the bad floor spots in my 14ft. sylvan classic fisherman. I mounted a minnkota mk220 onboard battery charger in th front part of the boat in a storage area, and there is existing wire running to the back of the boat for a battery. My question is minnkota say anything past the 6ft of cable they give you to charge a battery you should use a terminal block then add wire as needed. I'm going to have a battery in the back for fish finder and light, and livewell. Anyone have any ideas or is this the only route? I have existing battery cable with an inline fuse already run under the boards, just need to splice with the charger wires. I also have a 50 amp inline fuse for the trolling motor to wire in. Thank you for any help, Al.
 

Silvertip

Supreme Mariner
Joined
Sep 22, 2003
Messages
28,771
Re: Do I need a inline battery terminal block?

Too much incomplete or unclear description about your boat and the existing wiring. But here is what you need to cover in more detail. Be specific.

1) Is the wiring under the floor for a trolling motor and does it run up to a trolling motor receptacle?
2) What gauge is that wire.
3) How many batteries will you have (one starting battery and one troller or do you plan to use just one for both -- which is a mistake.)
4) If the battery is in back, why not mount the charger back there. You will have far less voltage drop.
5) If you don't have 6 gauge wire from the back to the front it needs to be added.
6) The circuit breaker needs to be mounted on the positive terminal of the battery.
 

tigertank

Cadet
Joined
Mar 21, 2009
Messages
25
Re: Do I need a inline battery terminal block?

Hello Silvertip, 1. yes it has a trolling motor recepticle, and it was the existing wire underneath the floorboards.2. I couldn't get a number on it but i'd say it was 10 gauge.3.I will have 1 battery in the front for the trolling motor and 1 in the back for fish finder,livewell, and lights, no cranking just deep cycle.4. The spot in front is out of the weather, and it would be the same either the front or back of the boat.5. I assumed the factory battery wire would be thick enough.6. There is 30 amp fuses on both battery banks in line. I will be adding a 50 amp inline fuse to the trolling motor line to the battery. I looked at what minnkota says if you need to add cable to the battery charger is solder the lines and use heat shrink around the connections which i did, and it all seems ok so far. Thank you for the reply, Al.
 
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