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.
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Which old work ceiling box?
I need to replace the ceiling box for a light (old work). The issue is that it is an old home with lath and plaster ceiling and drywall added later on top. The hole is right next to a beam. It looks ...
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Stapling cable inside of a box when there is no room
There are rules that Romex cable has to be stapled within a foot or so from the electrical box. However, there is an exception when doing rewiring (because wall is not open).
I am rewiring from knob-...
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Old ceiling junction box - no weight rating - can it hold ceiling fan?
I rent an apartment in an old building, likely 1920s. I would like to replace the ceiling light in our bedroom with a fan. The junction box has no weight rating on it, and seems so old that I’m afraid ...
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Can I put a metal junction box on the side of a joist and run a cable across the face to the other side?
I would like to install a junction box with two incoming circuits via FMC, one outgoing FMC (clothes dryer) and one outgoing as NM-B (washer).
The junction box should go onto the ceiling of an ...
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NEC 250.148: Can I splice separate circuit grounding wires to a junction box's grouding wire, resulting in a single grounding wire exiting the box?
Working on my first electrical project (laundry room conversion), so all of this is new to me.
I'm splicing one 20A and one 30A circuit within a steel junction box to transfer from NM-B to THWN-2 for ...
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Securing a junction box to an exterior brick wall
I was replacing an external wall sconce, and noticed that this octagonal junction box doesn't seem to be affixed to the brick wall around it. There's no visible nails, screws, mortar, etc. around it.
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1 gang box fill capacity/size for receptacal and two 12/2 Romex & pigtales
I am installing a receptacle in a confined space inside some custom cabinetry, so I need to use the smallest (with respect to depth) box I can that still meets code. This is a remodel so the wire ...
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Sanity check: wire count and wire nuts
I've got a box where
NMC comes in and hits a GFCI
GFCI feeds both one NMC going out (shop outlets) and a smart switch.
Smart switch feeds NMC going out (exterior outlet). Everything is correctly sized ...
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What is the appropriate use for these metal gang box faceplates?
What is the purpose of this type of metal faceplate?
How is it intended to be used?
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Do I have to replace junction box to replace outside 4” ultra thin led lights?
I got 4” Led lights outside my home. I have 6 lights out and I am having a hard time find the right connectors for jbox. I need 3 male connectors for jbox but can’t seem to find. Is this possible or ...
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Best practice for wiring THHN circuit wires transiting intermediate junction boxes?
I'll be running some new circuits inside my unfinished attached garage in order to provide some new outlets on the other side of the garage. EMT conduit will run about 20' along one wall, then turn 90 ...
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Junction box has screws 2 3/4" apart but fixture needs 3 1/2" [closed]
This is similar to question asked back in 2017. No good answers other than original poster said electrician figure it out. Wondering what it costs. Are we looking at replacing junction box which would ...
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Installing a ceiling fan on an aluminum structure patio cover
I need some guidance on how to securely install a ceiling fan on my aluminum structure patio cover with an acrylic roof. I have a double-walled beam (attached image for reference) where I would like ...
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Hard-Wiring Sprinkler Controller(s) Into Junction Box
So I want to install an irrigation system in my garden. I am starting with one controller but there may be more. I was told, rather than install an in-use outlet, where bugs and spiders etc will hang ...
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Grounding Frigidaire 27 inch double wall oven (junction box)
Installing Frigidaire 27 inch double wall oven that has a whip with insulated ground. Ran new 8/3 Romex from breaker box to oven that has bare ground.
Frigidaire instructions say to connect both ...