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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Variable spacer for mounting metal boxes in old work
Every other answer to a question that involves electrical boxes references the advantage of metal boxes over plastic (old work) boxes. It is claimed that they are very flexible to mount but I don’t ...
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Why are the box fill on Carlon boxes inconsistent/wrong?
This is a side question to Box fill calculations for a light switch in a Carlon old work box because I realized what is written on the Carlon old work boxes is possibly wrong or at least inconsistent.
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Box fill calculations for a light switch in a Carlon old work box
I thought I got the box fill calculations right but there must be an issue, still. Because, assuming my calculations are correct, no single box on the market would be large enough for a simple light ...
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Most future-proof j-box/light for closet
I have a normal, small closet (approximately 46”x24”).
I am doing electrical work and on that occasion I’d like to add some light to the closet.
I was thinking just adding a normal j-box (e.g. Carlon ...
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How to remove this pancake box?
I know this is a well-trodden question here, but, as per usual, there doesn't seem to be an exact example of the particular fixture that's been previously asked.
I'm trying to install a ceiling fan ...
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My electrician left a spliced cable outside a junction box. How big a deal is this?
I'm having some electrical work done to run existing lines through the joists so we can hang drywall on the ceiling. Some of the existing cable runs were too short so the electrician added a larger ...
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What is the proper way to remove a receptacle from a wall?
What is code or proper way to remove a plug receptacle from a wall?
If the plug has 2 black wires and 2 white wires, can the respective wires be connected together with wire nuts and tape then pushed ...
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Stripped screw on fiberglass electrical box
I made the never-again mistake of using a few fiberglass electrical gang boxes on my recent remodel. It seemed like fiberglass would be better than the plastic boxes, but I learned my lesson there, I ...
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Add Junction Box for Double Oven
California house built in the 1960s. Here's the existing junction box for the ovens. Ovens are busted and needed to be replaced
Right away, I am confused:
Red looks like 8 AWG
Black, White look ...
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Hanging light from pancake junction box
I’ve been slowly replacing the light fixtures in my home, and each one is completely unique (the joys of owning an old home).
I’m not seeing a spot to mount the crossbar on my new fixture to in the ...
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50 Amp plug but 30 amp breaker
I have a plasma cutter which can have 35 amps of 220 draw. The factory plug is NEMA rated for 50 amps, 220V single phase. My circuit is rated for 30 amps. I never intend to go above 30 amps when ...
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Can you wire something in parallel to a light switch?
I’m looking to wire a Ring motion camera to the roof overhanging my garage to replace my old Ethernet driven camera. The easiest access wire that I can see is attached to a switch in the attic.
I don’...
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What is the right box fill for my 1x30A circuit and 2x20A circuit case?
Box fill calculations are so frustratingly ambiguous and confusing. I have the following setup:
A 30A dryer circuit along with 2x20A circuits comes via FMC from panel
The dryer (3x8AWG) passes ...
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Which small (1-gang) surface mount box is code compliant with NEMA 14-30R receptacle?
I would like to install this NEMA 14-30R in a surface mount single gang box for my dryer.
Can I put it into this box?
The box has 19 cu-in.
I am not proficient with fill calculations but 3x10AWG + ...
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How do I mount a junction box behind a vinyl mounting block?
What type of box do I use to get the junction box flush with the mounting block?