Electrical device used to open and close an electric circuit.

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1answer
4k views

How to add GFCI to a box with one outlet controlled by a switch?

I'm pretty inexperienced when it comes to electrical work, though I do know my way around a circuit diagram, thanks to some EE courses in college. I think this is one I can do myself, I just would ...
9
votes
2answers
393 views

Where can I get a switch for a 30A circuit?

I would like to add a switch to a 30A plug, but I am having trouble finding one (they are all rated at 15a/20a). Is there a reason you can't buy 30A switches or is it called something different? To ...
5
votes
1answer
369 views

What should I do with a 3-way light switch that is no longer needed?

How do I get rid of a 3-way switch? I am rewiring some lights in an older home and found that one of the switches is a 3-way. However, the light it was originally for was removed years ago. So we ...
4
votes
1answer
2k views

Why does voltage still exists when a circuit is broken by a 3-way switch?

My parents got a ceiling light for my parents for Christmas, which I was tasked with installing. I don't know why I bothered to check the voltage before putting the new fixture on (and after taking ...
0
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1answer
701 views

How can I add a light switch to an existing lighting circuit?

I have a Light switch that runs four lights, I would like to add a switch to the last light. Is this possible and how could this be wired?
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1answer
116 views

Is there a remote switch I can use to replace a switch located in a wall being removed?

I am removing two walls that contain light switches for the dining, and kitchen ceiling lights. Is there a wireless switch I can use for control, without fishing wires into the existing walls?
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0answers
94 views

Which electrical switch do I require? [closed]

I am confused at what to purchase to replace a 3 light switch and one of the lights is 2 way. It gives me the option of 2G 2 way, 3G 2 way or 4G 2way. Which do I need to purchase?
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3answers
6k views

What did I do wrong??! Wiring error is tripping circuit breaker

Here's the scoop: There are 3 switches in my hallway. One switch on side A and two switches on side B. Side A switch controls same light as one switch on Side B. I replaced the switch on Side A ...
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2answers
1k views

how can i find electric short from room to fuse box?

When I came home last night the wife was setting in the dark in the bedroom. Why are the two hall lights strobing I ask? She did not know, she took a nap and when she woke no power in the room. ok??? ...
6
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1answer
2k views

How do I wire these dimmer switches? The current wiring is crazy

I've installed light switches in other parts of our house, but there is one pair of dimmers that mystifies me. One is a normal dimmer and one is supposed to be a three way dimmer, but the latter is ...
3
votes
3answers
664 views

Is there a way to mark/label a special use switch?

I'm going to be rewiring my front porch light, and in the process I've decided to pull cable for a switched receptacle for Christmas lights. I'm going to install a 2 gang box for both switches ...
3
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1answer
207 views

Identify type of switch

Can anyone identify the type of switch this is? There are 4 connectors at the bottom and 3 at the top. I've already purchased a 2 gang 2 way switch which turned out to be the wrong one (it only has ...
3
votes
1answer
2k views

Is my dimmer switch failing or is it bad wiring?

A few days ago my wife mentioned that there was a "burning smell" near the kitchen, but it went away before I could investigate. Today I turned on the dimmer switch in my kitchen, and the lights began ...
4
votes
2answers
456 views

Triple switch plate size issue

I have a plate of 3 light switches that's just taking up too much real-estate. See picture below: As you can see, I've got a bookcase right next to it, and I could use a little more room there. The ...
2
votes
1answer
592 views

adding new power outlet, ceiling fan/switch kills the power to it when on

I'm adding a new power outlet for some electronics. I'm dropping a 12/2 wire from the attic where I'm attaching it to a junction box. The junction box has an existing wire, 12/2, and a 14/2 wire ...
3
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1answer
1k views

How to determine what 3-way switch system was used?

How can I tell if an old Knob & Tube 3-way switch is still legal by the modern NEC? Specifically I am trying to tell if my switch is a "California 3-way" (or "Coast 3-way", "Hollywood 3-way", ...
2
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1answer
1k views

Covered or Locking Light Switch?

I have an attic fan that is operated by a regular old light (toggle) switch. The problem is that the switch was installed by the previous owner in the master walk-in closet, right where one would ...
2
votes
1answer
180 views

Is it safe to replace a switch with a dimmer on halogen spots?

I live in Europe (so we're on 220V), and in the house we've got two halogen spots (on a transformer) on a plain switch. Is it safe to replace the switch with a dimmer (like these)? Do the transformer ...
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2answers
563 views

How do I install a 2 gang low voltage bracket?

Purchased varying 1 gang and 2 gang low voltage screw-in type brackets as seen here. Upon inspection they appeared to simply sit in the wall with the the screws being screwed into the side of the dry ...
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1answer
242 views

Installing a surface switch

I have a little utility room with bare cement walls. So I want to install a little surface switch. As far as i understand normally switches are installed on a hot wire, but this switch has no ...
2
votes
1answer
426 views

Adding new lights to a switch

I have a single light controlled by a switch in my garage. It's really pathetic, so I decided to add some shop lights to the same switch. Upon opening up the light wiring box, I found not 1 but 4 ...
6
votes
1answer
480 views

What do I need to replace 4 light switches on the same circuit?

So we have a single light in our living room that can be turned on/off from four different switches at various entrances to the living room. We're currently replacing all the switches in our house as ...
5
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1answer
9k views

Is it ok to wire light switches and lights with 12/2 cable?

It sounds like light switches and lights are usually wired with 14/2 cable. Is it okay to use 12/2 cable instead? Would I need special switches?
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2answers
344 views

Installing a switch for a water heater's lower element

I'd like to install a switch for the lower element of my water heater. I haven't even looked inside the water heater yet, but I'm a little confused about what the best way to go about doing this ...
8
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1answer
8k views

How exactly does a 3-way switch work?

I just finished replacing all of the switches and outlets in my apartment, after fighting a long war with a weird 3-way switch. Needless to say, I won, but I'm still trying to grasp the concept of how ...
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4answers
3k views

How do I take a live wire off of a two way switch?

if I know how to take the live wire off then my job is easier.
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4answers
840 views

What should I do with a double gang box if I no longer need two separate switches?

We're relocating our TV to a side of our living room that has a power outlet controlled by a wall switch. The switch is part of a double gang box (1 switch controls the porch light, the other ...