Questions tagged [junction-box]
A junction box is a container used to enclose electrical connections (junctions).
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installing ceiling fan on old pancake box
Just bought a home built in 1945. Wanted to hang a ceiling fan where an old light fixture was. I am ignoring all the non-functional wiring. I purchased a ceiling fan rated box with brace from which to ...
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Does the NEC recommend metal or plastic boxes for 240V? [closed]
I need to install a junction box for 240V going to two separate Thermostats for baseboard heaters (one 750W and another 1100W). Should I use plastic or metal boxes for the thermostats and junction box?...
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Junction Box fill assistance
Does this meet box fill requirements?
Two, three-gang boxes stacked vertically using a 3/4" x 1-1/2" conduit nipple.
Total of seven cables and 6 devices plus a pair of wires through the ...
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Pros and cons to "new work" box vs junction box with mud ring in new construction
Putting drywall on studs, I can add switches and outlets using New Work boxes that stick out from the studs or I can use a plain junction box and add mud rings. Are there any pros or cons?
For me, ...
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How to secure loose new-work metal junction box
I have an old 3-gang metal junction box that is nailed to a stud on one side, via the "new work" straps above and below it. No other part of it is fixed to anything, and it has become a ...
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Flex metallic conduit touching drywall
I'm installing a new receptacle to power a wall-mounted TV, it is feeding from an existing receptacle on the other side of the wall. The existing box has 2 cables coming in from the top, and I believe ...
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How do I fix an outlet where the junction box falls into the hole and the wires are too short?
First, this outlet is in what was once a balcony. The drywall was placed over stucco so there's about a 1/2 - 3/4 inch of stucco followed by a gap (1/2inch ish) followed by 1/2 drywall. The original ...
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How should I repair a nicked wire in a junction box?
I was using pliers to pull my cable a little bit further in to the blue junction box so that I would have some Romex insulation sticking into the box, but in the process managed to make a small nick ...
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Broken ceiling junction box in a condo
I've recently removed the light fixture in my kitchen / breakfast area in a condo (ceiling is NOT drywall, as far as I can tell). I got a new fixture that I want to install but it weighs around 6 ...
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Wires don't quite make it to the junction box for an outlet
I need to move an electrical outlet to the next stud over. There's almost enough slack in the wire to pull that off, but not quite. If I install the junction box as is, the outlet will be almost to ...
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I am converting an existing fuse panel to a junction box. How do I connect to the new service panel?
This is a tri-plex in central washington with outdoor fuse panels where I plan to use a multi meter pack and install outdoor 125 amp panels.
I found another post titled "How do I convert a ...
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Trying to replace a vanity light when the old one was mounted with a vertical brace behind the box
The electrical box behind the old vanity light was mounted with a junction box connected to a wall brace between studs. Because of this, the holes on the junction box were at an angle, not horizontal....
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Light Fixture, Fan and GFCI share supply, all function except Light Fixture -- unless power is consumed via GFCI
I have concerning behavior from a light switch and GFCI outlet. I apologize for the length, I'm trying to be thorough as I have a pretty good understand of how wiring should work, but it's...not...So ...
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Fix/Replace a Small Knockout
In my latest home electrical adventure, I wanted to add another receptacle pulling power from a receptacle lower on the wall. All kinds of problems along the way (e.g., hot/neutral reverse). The ...
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How to ground circuits when using a receptacle as a junction box for another circuit
I'm renovating my basement. Part of the renovation requires rerouting some wires.
I have en electrical box that is going to act as:
a duplex outlet for circuit 1
a junction box for circuit 2
Circuit ...
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Can I remove mounting tabs from this gang box?
I need to install a 5-gang, old work box. This is the only one box available.
Should I just cut off the piece that gets screwed to the face of the 2x4 or notch out the drywall and fix?
I think the ...
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Can I install a ground bar in an 8x8 junction box for splicing cables?
I had a sub panel put in a few years ago but recently upgraded our panel. My county inspector said I could splice the short wires to get them inside the panel.
I bought a box and I have 8 circuits ...
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Do my junction boxes need to be behind a backsplash or flush with it?
Recently had a quartz backsplash installed and was told the electrical boxes are to be BEHIND the backsplash. In other words, the electrical outlet would sit flush with the wall, without an electrical ...
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Drafty light switch box on exterior-facing wall
Is this an example of shoddy contracting and/or building code violations for a house built in Tennessee twenty years ago? exterior facing wall light switch, no fire caulk on edges/holes, w/ cold draft ...
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Properly grounding junction box for conduit transition
I just want to confirm I have my wiring down correctly. I live in the US (upstate NY) which is under NEC regulation; no local code regulations added on top of NEC.
I am installing a new outlet (120V/...
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Repurpose Electrical Junction Box Knockouts Sizes
I have a metal electrical junction box with different size knockouts. Can I repurpose the larger size knockout by drilling a smaller standard hole within the same larger knockout? I need additional (...
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Is there a good way to get 12v into an electrical box?
I have a bit of an odd situation. I have a standard outlet (120v, 15 amps, just a normal United States receptacle). I'd like to run some raceway conduit up from the outlet*. At the other end of the ...
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Matching outlets to junction boxes and their covers, by example
Please note: Since creating this question, several community members have explained to me that since I'm running 12/2 and 10/3 I will have a grounding wire and so the electrification concern I ...
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Installed new switches - ground wire connection touches wood?
I ended up swapping out all three switches in my box. The two new dimmer switches are not the same design as the old and these have the ground wire woven through holes in the metal base. (See photo) ...
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Best way to transition from conduit through finished walls/ceilings to main panel for 100 amp subpanel
The conduit and outside wire has already been run, it's 1.5" sch40 pvc with 2-2-2-6 xhhw-2 wire running from the shop panel to inside the house (A).
My plan was to splice it in a 12x12x6 junction ...
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Box too small for TP link Kasa smart switch
Attempted to install a TPLink Kasa 3way switch in asingle gang box. spent hours yesterday replacing wire into this box to add a neutral.
This is now electrically functional but I can't get this ...
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Are these too many wires, just insulation tape, should i address?
Was opening this up to replace one with a smart switch that needs a neutral. All the 8 leads go into a single bundle which was just covered with rubbery fabric insulation tape. Upon removal of tape ...
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Two dimmer switches installed in double gang box
I have two ceiling lights in my kitchen. Each lamp has its own dimmer switch in the same junction box.
It is very tight/crowded in the box. I cannot tighten the switches without them being misaligned. ...
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Junction or pull box
I need help designing my conduit pull boxes and looking for advice on simplifying my pull if possible. I understand wire sizing, minimum bend radius, etc, but am not experienced running conduit. I'm ...
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How can I insulate this junction box?
I have a junction box in my unfinished attic that supports a light fixture in the room below. It doesn't fit exactly to the lath and plaster and I'd like to insulate for sound intrusion (the attic is ...
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How Should I Extend This Wiring For a Ceiling Light?
I’m working on replacing a wall light fixture with one in the center ceiling. There is no wiring in the ceiling. It’s an old building and there is another floor above this with no space above the ...
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Covering a former service panel turned junction box
This is in Colorado, United States.
Having some remodeling ongoing, I've had a contractor upgrade my existing electrical service panel, a 100-A Cutler-Hammer, with a new Square D 200-A panel on the ...
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Correct Inlet Box For 12,000w Generator?
I purchased a 50amp (10 circuit) manual transfer switch. I plan to connect it to a 12,000 watt (240v/120v) generator via a 50amp inlet box mounted to the exterior of the house with #6/3 w/gnd. running ...
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What is an acceptable way to ground receptacles branched off of an old 2-wire electrical circuit?
I have a house built in the '50s, and some of the runs are done with what appear to be original 12/2 cloth-sheathed wire without a grounding conductor (just hot and neutral). I'm looking to install ...
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Using a Ceiling Junction Box in a Wall (for Vanity light)
I have a bathroom with one light fixture centered above a double sink. I would like to convert this to two light fixtures.
There are two areas that make sense for new junction boxes now. I don't ...
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Can I float a box between joists to enclose an existing nut splice?
A previous home owner installed a ceiling fan which appears well secured and works well. The wire to the fan was simply spliced into an existing wire using wire nuts but not enclosed in a junction box....
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Proper way to connect two 8 gauge wires in junction box?
I need to connect two 8/3 wires together in a junction box. What is the correct type of connector to do this? The two hardware stores I went to had nothing for 8 gauge wires.
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Running 10-3 wire into a junction box that has 12-2 wire from a different circuit
I’m wondering if code allows 10-3 wire in a junction box containing 12-2 wire from a different circuit? I’ve run out of room to install a separate junction box for a 10-3 splice that was taped ...
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Can I run a 120 for a receptacle off a 50 amp circuit?
I have a 50 amp wire capped from a previous oven that was removed. I want to put a receptacle in where this is located.
When I wire it up my tester shows my hot/neutral reversed no matter how I wire ...
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Can I put return hot wire from the switch in different color (red for example)
I am trying to install a new light spot in my basement with its own switch. So I understand the whole thing with black-white-copper wire color, so I only need to make another junction box, pull white ...
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How to properly transition from NM-B to THWN from an attic to exterior surface mounted panel?
I am running 20 circuits using 12/2 NM-B cable that need to transition to a surface mounted box that is located on an exterior wall. I originally had the NM-B cable entering the knockouts located in ...
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Junction box nipple hickey
So, I've tried to be resourceful and search everywhere but I can't seem to find a solution.
By what I've gathered, my problem might be a "nipple hickey" located in the center of junction box ...
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How do I remove electrical box knockouts without spot welds?
I have an electrical box that has knockouts but they aren't spot welded like usual, these look like solid circles. I have attached a picture of what they look like from the outside, what is the best ...
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Can I splice UF-B and NM-B in a junction box?
I am trying to determine if it's ok to run UF-B from the meter panel and tie in to the NM-B cable underneath the addition and tying them together with wire nuts inside a junction box. (This is to ...
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Ultra thin (flat) cover plate for disabled outlet box?
I'm installing IKEA Pax cabinets around two walls of a large room. I've removed the baseboards so that the cabinet backs can be completely flush against the wall as required. There are two outlets on ...
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What would the box sizing calculation be for 6ga NM and 6ga THHN into a box?
My situation is essentially the same as this question, for reference. I am trying to accomplish the same goal: feeding a sub-panel in an outbuilding from my home's main service panel.
I have a 6ga ...
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How to remove an old celiing box that doesn't have screws?
I need to replace this old ceiling box. I'm wondering if I have to remove it from the attic (not easily accessible). I don't know what was used to attach it to a joist (or whatever). It's not a screw. ...
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NM Range/Cook Top Wiring - Under Counter Protection
In order to finish wiring up my range and cook top (Splicing 6/3 wire to multiple 8/3 wires (or even other 6/3 wires) inside a junction box), I will be pulling 10/3 and 8/3 NM wire, respectively, from ...
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How do I remove this connector from a solid electrical wire?
I'm trying to replace the light above my kitchen table. The junction box seems to have a solid electrical wire. It was connected to the light's stranded wire with this connector here and also wrapped ...
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Ceiling junction box for splice
Can anyone tell me if there are any small junction boxes available out there ? I just want it for the Romex splice in the ceiling , that is it. I don't need that for any fixture.
One I found is 4 inch ...