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Questions tagged [junction-box]

A junction box is a container used to enclose electrical connections (junctions). Use with the [electrical] tag. Use with [wiring] if your questions involves wires.

2 votes
2 answers
934 views

Daisy chain neutral

I want to replace a standard light switch with a smart switch which requires a neutral wire. The box has a neutral bundle with 6 wires already. Can I remove one of the neutrals, connect it with a ...
Dave's user avatar
  • 23
0 votes
1 answer
88 views

Can the hardwire run behind the dishwasher to the junction box in the next cabinet?

I am replacing a Bosch 100 series that is hardwired at the front of the dishwasher with a Bosch 500 that required a junction box. My dishwasher cabinet is against a wall and the hardwire comes out of ...
Ashlie Hazen's user avatar
0 votes
2 answers
71 views

Can I put a junction box between the panel and a GFI?

I want to put a junction box between the panel and a GFI on a 15 Amp designated circuit. Any issues with this?
Andrew's user avatar
  • 3
0 votes
0 answers
39 views

Junction box on 1x2 running board?

Is it kosher to put junction boxes directly on 1x2 running board, like this? It doesnt look right, being wider than the running board. Also looks like the running board should be further away so the ...
AmateurInspectorIGuess's user avatar
5 votes
3 answers
3k views

Does every single ground wire in a box have to connect to every other ground wire within the confines of that same box on one branch circuit?

I have a 3-gang plastic box with six conductors that enter the box; three line-side, three load-side, and they pass through the three switches in pairs of two. The load-side wires are all on the same ...
Ryan Mortensen's user avatar
0 votes
2 answers
133 views

Drill hole to mount metal junction box

I am trying to install a metal junction box behind existing drywall. I cut a hole in the drywall next to the stud, and want to screw the left side of the box into the stud, but the holes that are pre-...
Daniel's user avatar
  • 179
4 votes
1 answer
668 views

Does the NEC allow chaining wire connectors within a single junction box?

In this box, I have a green ground wire nut with a through-wire connected to the metal box ground nut that connects it to four other ground wires on conductors entering the box. I connected three more ...
Ryan Mortensen's user avatar
2 votes
0 answers
57 views

What type of cable clamp should be used with this box?

What type of cable clamp should be used with this box? The diameter of those knockouts is roughly 5/8", which I think makes them 3/8 knockouts - does that sound right? If so, do they make cable ...
tom's user avatar
  • 384
1 vote
1 answer
49 views

Is a 1/2" deep pan junction box mounted to OSB for garage light bulk (lamp) socket up to code?

I have a house with an attached garage. On the garage wall that faces the interior of my home is a porcelain light socket with a light bulb screwed in that is switched on and off by a switch mounted ...
acker9's user avatar
  • 113
3 votes
5 answers
1k views

How do I remove an outdoor electrical metal box?

I can't disconnect this old metal box from the metallic conduit that is behind it. From the pics you can see I was able to remove the old rusted fasteners and replace them with new ones. However I ...
Goxoa's user avatar
  • 89
12 votes
2 answers
2k views

Does NEC allow a metal box to carry the ground connection between separate conductors?

I found this box: You can see that most of the conductors have their grounds crimped together in the deep part of the box. A box extension was added to this at some point, so it is rather deep, but ...
Ryan Mortensen's user avatar
0 votes
1 answer
37 views

Two pass through or spliced circuits in one box

I have a 3.5 inch metal octagon junction box with 5 12/2 wires coming in. This is how they are wired. 1 is spliced and goes out but the other has 2 splices and both go elsewhere. Both are on their own ...
cde's user avatar
  • 726
0 votes
2 answers
84 views

How can a round ceiling junction box be installed as new work with 5 layers of drywall and no demolition?

I have an 80-year-old house, and the ceiling is 5-layers of drywall thick from work performed before I owned it. I need to install two junction boxes, and one of them is in an area I cannot access ...
Ryan Mortensen's user avatar
1 vote
1 answer
105 views

Junction box from main to subpanel - what to do?

I am doing a DIY 400A service upgrade and I would like to get some vetting on my work before the utility connects it and the city inspects it. The meter/main combo is outside behind this wall of the ...
Alessio Sangalli's user avatar
5 votes
1 answer
478 views

How can I change the placement of an exterior light?

I have an exterior porch light with associated junction box located very near the trim around our sliding glass door. The height of this light and junction box are not optimal for lighting a broad ...
Bauerfeind's user avatar

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