Yes, this allows me to not have to get out and open the hood.
The power cutoff is a relay so there is actually minimal voltage because all it does is activate the relay to turn it on and off. Once the relay is on, the voltage flows from the battery to the winch. In my pics, you can see a...
I decided to use the Warn Power Interrupt Kit and tie it into my Aux Switches instead of the manual on/off switch that came with the winch. Just a personal choice is all. I also ran the cables up under the airbox and along the battery like you.
I also installed the Grimm Offroad Winch Plate with the factory steel bumper and Apex Badland winch. It was completely plug and play with no need to cut, grind, or drill! I posted a bunch of pics here...
I installed the Grimm Offroad winch plate on my factory steel bumper. No trimming or grinding was needed. It was plug and play. For wiring, I used the Warn Power Interrupt Kit and a 3D printed bracket attached to the firewall. I went that route to keep the fender space open for a future...