Questions tagged [wire]

Questions about wires, usually seen in electrical applications. Questions with this tag are typically about sizing wires appropriately for the projected usage, but could also be about properties of or problems with a wire.

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3answers
294 views

What's this wiring contraption in my closet?

I recently moved into an old apartment and found this contraption in a closet, with wiring going in different directions around the door frame. Some of the wires are cut in places mid-wall and have ...
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0answers
147 views

How to bring solar panel wires inside house?

I have a pretty simple solar panel setup in the backyard which links to the charge controller to the batteries. I wanted to run wires inside the house so I can use it for smaller stuff like charging ...
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4answers
34k views

Options for lubricating wires for conduit?

I am trying to pull four #8 stranded wires through a flexible PVC conduit that is 25 feet long. I can get the wires just a few feet into the conduit before they bind. I know there is a commercially ...
1
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1answer
266 views

WiFi Thermostat - C Wire

I am trying to install an Ecobee 3 thermostat to replace the upstairs one I have now but the 3rd wire isn't connected to anything on either end. I added the basement thermostat just to complete the ...
2
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2answers
8k views

What size breaker and wire do I need to feed a panel for a tankless water heater?

I purchased a electric tankless water heater and I would like to know the following? The unit requires 3 separate 40 amp breakers, one for each line. I have 200 amp service. The subpanel will be ...
0
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2answers
291 views

Breaker Tripping - Need advice on upgrade

I am in the processes of consolidating all of my home audio / networking equipment into a server rack I picked up recently. This will give me some flexibility of keeping it all together and make ...
0
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2answers
630 views

Replacing a switch where power comes thru the fan to the timer switch, with only 2-wires? [duplicate]

I can see an answer where it suggests a 3-wire run from the fixture but I'm hoping to use existing wiring and it only has black and white wires coming from the bathroom fan to the old timer switch. ...
0
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1answer
69 views

wire is dark, not bright

If I strip an insulated wire, and the wire under the insulation is dark, not bright, and it's this way not just at the end but in the middle too, should I discard that wire for use? Has it been ...
2
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1answer
2k views

Can I leave ports open on push-in type wire connectors?

I will eventually have 7 ground wires, and then another 7 neutral wires to connect each. (obviously I'm not connecting ground wire to neutral wires). I plan on installing leviton smart light switches. ...
2
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3answers
8k views

Wire nut several wires together

I need a wire nut large enough so that I can bundle seven 14 gauge neutral wires together. I am trying to splice it so I can connect it to my new smart wifi leviton light switch. I don't know which ...
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1answer
632 views

Should I install a grounding rod near my light post to protect against lightning?

We have a very old house, which has had an old run of electrical cable (2-wire) from the basement about 40ft to a lamp post that has been unused. The old cable has been disconnected, and the current ...
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1answer
99 views

How would I go about grounding this light switch?

I am trying to replace a light switch (so it's white and matchs the room, it still works) but the switch in this room is not grounded (there is no ground screw, it's an older switch). There are two ...
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2answers
235 views

How can I tell if a contractor is trying to scam me by charging more after starting a job?

I have a remodeling project for about $2,500 and I have already signed the contract. When the contractor was making a new door on the wall he found a wire inside the wall. Now he is asking for an ...
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7answers
47k views

How should I wire for a security system during construction?

I would like to run wires in anticipation of a future hard-wired security system. However, I have yet to find any information that pulls everything together regarding what is required. From what I ...
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1answer
606 views

How to terminate wires?

I'm trying to terminate some wires after removing a light fitting. Will it be fairly safe to terminate the wires using screw terminal blocks like these?
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1answer
137 views

3 Switch Wall plate to 1 Wall Plate Ceiling Fan

This is for U.S. based electrical in a house built in 2001. Current State I have a ceiling fan with a light that I am going to replace. With this new fan I want to change the 3 switch configuration ...
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2answers
7k views

two dryers on the same circuit [duplicate]

I would like to have two dryers in my laundry room. Can I run both off of the same circuit? Can the outlets be run in series? What upgrades do I need to make for this to work. I have room for another ...
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2answers
367 views

Help with Wire Nut sizes [closed]

I need two sizes of wire nuts but I can't find anything that specify the work/wire load that I need. Plus I wanna swap out my backstab/push in connectors with Wire nuts cause people saying it's not ...
1
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2answers
75 views

Wire with mysterious power

I am currently swapping out my switches with smart switches and one of the switches had different wire setup from the usual. Prior to taking out the switch I took picture of the "primary switch" I ...
2
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1answer
96 views

How to replace AC/DC adapter but keep old connector

I have an AC/DC adapter I need to replace for my dehumidifier. The whole system is no longer working, and I am confident the problem is with the adapter. Finding the correct adapter is easy enough; ...
1
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1answer
1k views

Warehouse Lighting Wire Size Calculation

Warehouse Lighting Wiring Size Question Total distance from panel to end of the longest line is 310 feet. Each fixture is 42 watts, and there will be up to 30 fixtures on each circuit. The first ...
1
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1answer
1k views

Can Closetmaid wall clips be reinstalled after painting? [closed]

I have Closetmaid wire shelving in my laundry room. I want to remove these so I can paint the walls. Can I re-use the clips to re-install the shelves once I finish painting? Thanks for any help!
2
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2answers
88 views

Main service panel wiring

I'm installing a new dedicated 20 amp circuit for an existing bathroom (new fixture). NEC recommends 12 AWG wiring. But ALL the wires (regardless of amperage) in the main service panel are a much ...
0
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3answers
1k views

How can I conceal interior camera wiring?

I'm trying to install 4 cameras, but from other people's place it look not that good that cable can be seen along the wall. is there anyway to hide it? its going to be from left wall to all the way to ...
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2answers
16k views

How can I secure NM cable to a metal stud?

I use NM staples to secure NM cable to wood studs but I am unfamiliar with the options to secure NM cable directly to metal studs despite trying a number of different search terms. Would it be okay to ...
0
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2answers
5k views

How to repair after drilling through an electrical cable

Drilled directly into this wire. Didn't trip a breaker, no sparks, didn't get zapped, didn't lose power anywhere. I know when we had previous work done on the house, there was a 220 wire that was ...
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2answers
4k views

Octagonal Electrical Box Wire Capacity

The wiring for a bathroom light and a receptacle are in a 3.5 x 1-1/2 in. octagon electrical box. Is this the correct size for this number of wires? There are 3 blacks, 3 whites, 1 red, and 3 grounds. ...
3
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1answer
930 views

I need to add a subpanel for my electric car, need to know wire gauge/breaker for main

My new car needs a charge station that will run off a 60 amp circuit breaker. I have plenty of room for the added load in my 200 amp service to the house, but not enough spaces to fit a new double ...
2
votes
1answer
4k views

How can I wire my bathroom light and fan?

In the bathroom I am remodeling there is a fan in the ceiling and a light above the sink. The light currently works on the switch shown in the box below. The fan is not currently hooked up to power ...
4
votes
1answer
4k views

Seeking good method to locate short on buried AC power cable

We have experienced a failure or short in one leg of a buried 3 wire 2.0-gauge aluminum cable that runs 150’ from our house to a detached garage (2 hots and a neutral, no ground -USE-2 RHH 60 MIL XLP)....
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2answers
944 views

Do I need to upgrade wiring to replace a 50A breaker with a 60A breaker for a new hot tub?

Our 23 year old hot tub finally gave out so we are having a new one delivered but were told it needed a 60 amp breaker. When checking the panel I saw that the old tub used a 50 amp breaker. How do I ...
3
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2answers
4k views

How can I repair a nicked wire without adding a junction box?

I had to open up a wall for a plumbing repair and accidentally nicked the jacket of a NM electrical wire with my drywall saw. From what I can see, only the outer jacket was affected, but I admittedly ...
0
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1answer
3k views

(How) Can I use existing stapled electrical wire to fish new wire?

I nicked an electrical cable while doing a plumbing repair and so need to fix it. I previously asked about repairing the damage in place, but there are receptacles 6-10 feet away on either side of the ...
2
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1answer
1k views

Attaching Three Copper Wires Together Without Using A Wire Nut?

I am trying to splice a third copper wire to two currently present wires inside the electrical box of my switch I am trying to replace. Most resources online are telling me to use a wire nut to attach ...
0
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1answer
62 views

What is the best wire (material, construction and gauge) for a 30 meter wire telephone? [closed]

I am asking about constructing a non-electric telephone made of two thin plastic cups (these seem to resonate the best) and wire between them to exchange secret messages with my neighbor across the ...
2
votes
2answers
317 views

Do wires and electical boxes need to be protected on the un-finished side of basement?

I'm considering drywall cover some part of the wood frame on the unfinished side of the basement. The wires and electrical boxes are exposed as in the picture. Not sure if it is necessary. I would ...
1
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1answer
611 views

How to reattach the “head” of a ground wire?

I just bought a new turntable and receiver When I began using it, I noticed there was a loud buzzing sound coming from it. Looking at the turntable's cables, there are the two Left and Right RCA ...
0
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1answer
536 views

Is Insulated Ground Wire Required?

I am installing a new 240v receptacle in the garage to charge my electric vehicle. The charger requires a 20 amp breaker and will pull 16 amps. I plan to run 30' of 12/2 UF-B wire beneath the floor ...
0
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0answers
349 views

How should I wire this ceiling fan?

I need to install a ceiling fan. I uninstalled the old one. there are 5 wires. and I was expecting just 3. there are 2 white, 1 green, 1 blue and 1 gray wire. the green wire and one of the white ...
0
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1answer
88 views

What type and gauge of wire is this?

The wire in question is that top wire. The black one with the red stripe.
0
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1answer
565 views

How do I detach the wires from this lamp ceiling socket?

This is a very stupid question, but I just cannot figure out how to detach the wires from this lamp ceiling socket. I know these wire connectors usually have a screw or some sort of lever to tighten ...
0
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2answers
80 views

Installing a light designed to be hard wired as a corded light- what happens to the ground?

I have a pendant light (single bulb) that used to be hard-wired in my previous house. I would like to install it in a closet as a plug in light (with an in-line switch). The fixture has a ground wire ...
0
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1answer
180 views

Replacing light switch with dimmer - can't identify wire colours; no ground

I'm trying to do a straight replacement of a single pole light switch from a regular rocker switch to a dimmer. I pulled the old switch out of the box and found the following: two wires coming out ...
0
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1answer
233 views

Oven 3 Wire in Subpanel

I keep looking for a situation like mine on this website and other websites, but I was unable to find one. A 3 wire oven (two insulated hots and 1 bare twisted wire) is connected in an old main ...
3
votes
1answer
396 views

Can I use individual wires from romex bundle?

I am wiring three overhead florescent lights in my unfinished basement and I need 14/3 because of where the switch is located. The wiring already present between the fixtures is 14/2. I have a length ...
12
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3answers
4k views

Mysterious cord running from wall. Safe?

My wife and I are preparing to sell our home and are discovering some weird things. Our home was built in 1958, so it is older. We found this in a corner that had some furniture in front of it. We ...
1
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2answers
2k views

Adding led strip in living room. Is 14-2 gauge wire sufficient to draw current?

I am planning to put led strip behind our false ceiling. It requires 50ft of LED strip. So planning to use 3 5M led strips of these (https://www.amazon.com/SUPERNIGHT-5-Meter-Waterproof-Flexible-...
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1answer
2k views

Could I use this Speaker Wire for my thermostat?

I had this wire left over and thought I might as well use it if I can. I think it will work but I just wanted to make sure! So can I use this speaker wire for the Rc and C terminals on my thermostat? ...
0
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0answers
151 views

C Wire in HVAC Unit

I am looking to install a new style thermostat in my apartment and it requires a C wire. I do have an extra wire run from my HVAC unit to where my thermostat is. But when tracing it back to my HVAC ...
2
votes
1answer
2k views

What does happen when a wire is run close to its maximum “calculated” current?

Disclaimer: I'm in Brazil. Although we do have electrical standards, building code is almost non-existant. According to our standard (and some other sources since I've found it) the following apply ...

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