TC45DA Trailer Plug 7 Wire

   / TC45DA Trailer Plug 7 Wire #1  

dieselscout80

Veteran Member
Joined
Nov 17, 2007
Messages
2,304
Location
South Carolina
Tractor
New Holland TC45DA
In my owners manual it shows a 7 wire trailer plug, but my new to me TC45DA does not have one.

Is there a wire bundle on the tractor tha just needs to be connected to a 7 wire plug?

I would like to run my Herd spreader off of it.

What amperage is the auxiliary circuit/wire rated for?
 
Last edited:
   / TC45DA Trailer Plug 7 Wire #2  
In my owners manual it shows a 7 wire trailer plug, but my new to me TC45DA does not have one.

Is there a wire bundle on the tractor tha just needs to be connected to a 7 wire plug?

I would like to run my Herd spreader off of it.

What amperage is the auxiliary circuit/wire rated for?
Go to your local NH dealer or Messick's parts pages for your tractor and see if you can find a part number. Or talk to them on the phone.
 
   / TC45DA Trailer Plug 7 Wire #3  
Just looked at the wiring diagram for my tc 45d did not see any provisions for trailer wiring harness. If there was I doubt it would provide enough power for what u want to do. If it were me I would run my own dedicated circuit protected by a fuse directly from the battery. A 7 pin harness would have provisions for brakes , signals etc. all u don't need anyway.🍻
 
   / TC45DA Trailer Plug 7 Wire #4  
This is a common power supply connector in many tractors;
1647956571132.png

RE51091 Auxiliary Power Outlet | AllPartsStore

It is normally wire with one pin always hot, one pin switched power and one pin ground.
 
   / TC45DA Trailer Plug 7 Wire
  • Thread Starter
#6  
I think I figured out why my owners manual has it listed, it is the European version.
 

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