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Old 01-29-2022, 09:32 PM   #1
lutronjim
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Need more 12v power in cab

Every time I turn around I need more switched and non switched power in cab.
Have a LS with its needs, box to run speedo, DBY cruise control, want variable wipers, have need of ardino, etc. Right now I don't have radio powered because it needs both switched and non switched power and I am afraid I'll overload the existing power from the harness plus the y'ed wires are scarry.

I been trying to find an aux fuse panel with relay to provide switched and non switched power with a home run from battery. I found one but it had wires from the fuses instead of spade terminals.

Has anyone found a good solution?

Thanks
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Old 01-30-2022, 05:29 PM   #2
SilverMiner
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Re: Need more 12v power in cab

Quote:
Originally Posted by lutronjim View Post
Every time I turn around I need more switched and non switched power in cab.
Have a LS with its needs, box to run speedo, DBY cruise control, want variable wipers, have need of ardino, etc. Right now I don't have radio powered because it needs both switched and non switched power and I am afraid I'll overload the existing power from the harness plus the y'ed wires are scarry.

I been trying to find an aux fuse panel with relay to provide switched and non switched power with a home run from battery. I found one but it had wires from the fuses instead of spade terminals.

Has anyone found a good solution?

Thanks
I don't know if I've found a GOOD solution, but here is what has worked well for me:

I like the Blue Sea fuse blocks. I installed one of the 12 circuit versions but now wish I had gone with this that has two banks, one each for switched 12V and one for constant 12V. 12 circuits was more than I needed for just switched power and I wound up adding a second Blue Sea block to handle the items I wanted always on. I particularly like the integrated negative buss.

To manage the switched vs unswitched power I used this Bussmann Relay. I triggered the relay with a signal from the OEM fuse block.

I do hope somebody chimes in with a better, perhaps more integrated solution - mine works, but takes up considerable space under the glove box and isn't terribly easy to access.
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Old 01-30-2022, 05:32 PM   #3
LS short box
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Re: Need more 12v power in cab

I'm running a Painless fuse panel in my LS swapped 98 Wrangler.
See pic. Its mounted just to the left of the brake booster.
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Old 01-30-2022, 05:49 PM   #4
VetteVet
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Re: Need more 12v power in cab

Jim here is a thread that should help you out. It details the whole electrical system in our trucks and shows a photo by Andy4639 that shows an auxiliary fuse box later in the thread.
I thought he might chime in by now but he hasn't yet.

http://67-72chevytrucks.com/vboard/s...d.php?t=741245
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Old 01-30-2022, 05:54 PM   #5
Getter-Done
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Re: Need more 12v power in cab

Coach Controls offers several options.

They may be a couple hours from you.

I drove down there, and they gave me a Tour (Walk-Thru).
Real nice people to work with.

https://coachcontrols.com/

Coach Controls, Inc.
4250 Spring Place Rd SE
Cleveland, TN 37323

Here's the 23 circuit one
Link: https://coachcontrols.com/index.php?...products_id=98
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Old 01-31-2022, 10:30 PM   #6
lutronjim
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Re: Need more 12v power in cab

Thanks for comebacks - has giving me some good ideas
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