In-line Power Relay Housing Remix (JeffCo)

This is a remix of "PSU Control Unit for OctoPrint" by Miros...

https://www.thingiverse.com/thing:2852773

I liked his idea but I like screwing... so I added screw holes to hold the relay and cover in place. I used m2x6mm self tapping screws. The cover fits snug without screws but I'll still use screws to be safe. I also made the slits for the power wire smaller to make it a little cleaner looking. The relay mounting holes are for the model of relay I have. Your relay may use different spac