Questions tagged [extension-cord]

For questions about extension cords -- i.e. lengths of flexible cord terminated in a cord-mounted receptacle or receptacles on one end and a plug on the other. They are used to bring power temporarily to a location where permanent receptacles are not available or for appliances that need to be mobile over large areas.

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1answer
39 views

Extension cord reel - (Red) Reset button not staying down

I have the below cord reel, rated 1000watt rolled and 3500watt extended. It was working great until someone used it to power a welder. The person told me that it stopped working a few times and he ...
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35 views

What size and type of wire do I need for a long run?

I'm a DJ and need to power five 20A amplifiers. Since the wall receptacles in most clubs and outdoor events to not have sufficient power to make them sound good. I need a 50 foot length and a 100 foot ...
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3answers
2k views

okay to use fatter/longer extension cord than spec'd for power tools?

I want to buy an electric chainsaw, rated at 15A (125V). Manufacturer specifies max 50' extension cord (no gauge spec). There are 50' 14 gauge extension cords that are rated at 15A/125V. Could I use a ...
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1answer
110 views

Is it safe to connect two extension cords to reach 75 feet to a generator?

For my generator? It's a duromax xp4850eh with one of those 240v L14-30 outlets. The inlet is about 75 feet away from where I want the generator to sit outside. Because of voltage drop concerns, I ...
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2answers
110 views

3-socket replacement extension cord end? [closed]

I have an extension cord on a retractable reel, and it has a molded-on end with three sockets, like this: Unfortunately, the quality of the sockets isn't great -- at least a couple of them are quite ...
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3answers
3k views

Floor outlet protruding under a rug

I have an in floor outlet (under a rug) and I don't want the plug sticking up under the rug. Can I cut off the plug of an extension cord and directly wire it in with the wires of the outlet? Thanks in ...
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2answers
73 views

Constant amps maximum

I did some wiring and want to make sure i calculated it all safely. I have a 30 amp breaker, single phase 240volts wired to a dryer outlet, don't know the awg of that as it's in the walls and has been ...
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1answer
65 views

Activating hot water recirculation pump in garage via extension cord under kitchen sink

I have a hot water recirculation pump installed near the water heater that is located in the garage which provides instant hot water via dedicated 1/2" copper pipes. Although I have a timer that ...
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1answer
73 views

Extension cord female end-3 plug end [closed]

I was needing to replace female end on extension cord. The existing female end is made to accept 3 plugs on that end. Do replacement ends like that exist or will it have to be converted to just a ...
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3answers
391 views

Passing a generator extention through a wall for use in a power outage

When the power goes out and I use my generator I am currently running an extension cord through a cracked door from the garage into the house, down the basement stairs and to my sump pump (which is ...
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1answer
3k views

Is it okay to regularly turn off lamps (2) via a power strip rather than their individual switches?

Okay, full disclosure: I know next to nothing about electronics. Just trying out my first little amateur diy project: adding lights to my vanity. So here goes my question. I just bought 2 little ...
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60 views

120/240 circuit extension

I have a 3-wire 120/240 V circuit running to my garage to an l14-30 outlet for an arc welder. Occasionally I want to run that arc welder in my basement. My thought is to cut the existing circuit in ...
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1answer
394 views

Is there a type of extension cord I can use with a gutter heater?

I just purchased a gutter heater (yes I know it may not actually work), and the user's manual said not to use an extension cord. We don't have any outlets within the 6 foot range of the cord on the ...
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2answers
517 views

Ends of 25' 12/3 and short 14/3 extension cords get warm with 1500W heater

I've 'tested' three listed extension cords, one at a time, by plugging a 4 year old 1500W fanned heater ($10 at Home Depot) into a 20 amp house circuit (no other appreciable load). The cords: orange ...
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1answer
84 views

When to retire aged copper extension cords with intact jackets?

If not abused, do the conductors in extension cords degrade over time? If so, how does one determine when they need to be retired?
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2answers
145 views

Extension cords flexible in cold weather

25+ year old 14/3 extension cord. Blue jacket. Still nice and flexible. Jacket stamped "-50C". Surprisingly, it is also stamped "SJTW-A". I thought flexible-in-cold carried the E, not the T ...
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182 views

Plugging household device into T-Blade extension cord does not work

I have a 50Amp to 15/20Amp T-Blade extension cord. Here is the link. The 50Amp end is plugged into an unused Stove outlet. When I plug in a surge protector the extension cord does not seem to work. ...
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1answer
127 views

Illegal power connection, how should I handle this situation?

I saw a yellow (old flat style) extension cord wired to a power pole way above the meter and then the cord dropped to the front of the structure and was wired to the base of an unmounted porch light. ...
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2answers
160 views

Should a metal inline junction box on an extension cord be grounded?

I have a 12 gauge stranded wire extension cord, but I could not find a switch that I needed to connect in the middle. So, I used a regular wall switch and box. My question is, should I simply connect ...
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3answers
120 views

Can I safely use a #12 extension cord on a 15A circuit temporarily for extended periods?

Is it okay to use an outdoor 25 foot 12 gauge extension cord for an outlet to appliance (temporarily) to make sure there will be no overheating of any wires, which will be running on a 15 Amp Circuit (...
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2answers
269 views

Would using a grounded extension cord negate the effects of a ground prong missing from device?

Specifically: I have a PA System with the ground wire missing. It has shocked me in the past and I'd like to use it. Short of a repair (which is coming), would using a grounded extension cord from ...
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1answer
74 views

Exterior Extension Cords

I just moved and from electrical outlet to the road it is roughly 180 feet. In order to clear my driveway with an electric blower I plug in 2 100 ft exterior extension cords. Is it safe for me to do ...
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2answers
6k views

Do I need to worry about rain water getting into the open ground socket?

I have a Christmas lights setup where one extension cord has its ground socket empty and facing upwards. Do I need to worry about rain water potentially getting into the open ground socket? If so, ...
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1answer
4k views

For Christmas Lights, is it safe to run extension cord under garage door?

For Christmas Lights over the garage, the nearest outlet is inside my garage. Is it safe to run an extension cord under the garage door to the outlet? Is there anything I should bear in mind while ...
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4answers
1k views

Electric Lawnmower - Is The Problem With the Mower or the Extension Cord?

I have an electric lawnmower that's about 8 years old. I use a 100-foot extension cord with it that's probably 20 years old. While mowing the other day, I smelled a faint electrical smell. When I ...
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4answers
11k views

What gauge extension cord should I use for dehumidifier in basement?

I run a Frigidaire 50-pint dehumidifier in my basement, which I am currently emptying the bucket once/twice every day since the power outlet is far away from the drain hole in the basement, and the ...
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2answers
3k views

Is it safe to mount a surge protector strip behind a wall-mounted television?

To make my television mount look clean I ran a new extension cord, the tv plug and the cable wire through a wire management system that sticks on the wall. The extension cord is plugged into a 2 foot ...
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4answers
25k views

How safe is it to plug in an extension cord that has a missing ground pin in to a GFCI outlet?

I know it will still provide power and such but what are the potential safety hazards?
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3answers
4k views

Usefulness of Cord Reel with 100-ft Extension Cord

I may be missing something, but how useful is a cord reel such as the one pictured with a 100-ft long extension cord? I'd like to think that a 100-ft extension cable with a pretty good gauge (12) ...
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4answers
3k views

extension cords: length vs amps

My Ariens snowblower engine manual has this to say about using an extension cord for electric start: Use appropriately sized extension cord (a minimum of 16 gage, 3-wire, 13 amp, no longer that ...
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2answers
4k views

How to run an extension cord through a tight space

There's a space between my hearth and the wall that I can run coax cable through to a TV but it is too tight to get an extension cord through to that TV. It is only about 1/2 inch wide; the hearth was ...
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2answers
146 views

Is the recommendation for Gauge 14 cables with 13A devices overly conservative?

I don't get it. Whenever I look at a corded tool at amazon, I see that people are buying the tool with a cable with an incorrect gauge. Here is an example: In this example a 13A mower is "frequently ...
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1answer
2k views

Why does a USA/Canada surge-protected extension lead (110V) trip my circuit breakers in the UK (220V)?

I moved from Canada to the UK and for convenience I would like to use some of my Canadian aquired extension leads (for light power items such as ethernet switches). Problem is that the surge-...
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2answers
3k views

Open appliance which has a flat round disk as a screw head, no recess at all

I bought a 6 way with switches and a 4 way gang extension leads. I bought them online and I found them being closed by these screws with a flat round disk as a head. Now understanding the meaning of "...
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2answers
6k views

Is it safe to pull a continuous 18 amps from a 15 amp outlet?

I have a heater that draws a continuous 18 amps and has a 20 amp plug. I created an extension cord to plug into the wall, however on one end it's a 20 amp receptacle - heater plugged into extension ...
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3answers
52k views

Can I use an extension cord for a mini fridge?

I read a thread earlier basically saying a fridge should not be run on an extension cord. I was curious why that is. And how it would be different than having the same distance ran in the wall to an ...
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1answer
394 views

Can I swap the ends of a retractable extension cord?

I infrequently require power in my outdoor shed. I have a retractable cord I want to install in my shed and run to an exterior socket on my house when needed. To do this, I first need to swap the plug ...
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1answer
1k views

How can I wire a switch into an extension cord?

i am trying to make a extension cord with a kill switch in the middle thats going to be mounted to my desk, the cord has red(phase), black(neutral) and green(earth) wires, but the light switch has ...
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1answer
2k views

My power strip has (what appears to be) a burn mark. What do I do?

I got an power strip from IKEA around 12 months back. I used it for at my desk with the laptop, pc, printer and light plugged in simultaneously. Now I discovered when I was moving that there's a burn ...
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1answer
302 views

Can I wire up a 353W projector with a 25W track light?

So I have a 25ft 16AWG power extension cord running up to my projector which draws 353W. I want to add a two outlet plug to the female end of the extension cord near the projector and get one outlet ...
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2answers
37k views

Does an extension cord from 2 to 3 prongs have any benefits?

If you're plugging a device with a 2-prong plug into an extension cord that has 3 prongs on the other end, does that give it the grounding benefit of the third prong?
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2answers
1k views

Power Strip/Extension Cord on TV stand

I have a question. I have a TV stand with a capacity of 80 lb., and on it a TV that weighs ~50lb. On the wall directly behind my TV, I have two electrical outlets. On the floor, I have a surge ...
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2answers
43k views

How can I extend a surge protector's cable?

I want to buy surge protected socket however these products generally has 1.5-2 meters long cable but it isn't enough for me. On socket there is a warning: "Plug in this product directly to.wall plug ...
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2answers
571 views

Is it safe to store an extension cord outside under a carport?

I have a 25 foot 16/3 extension cord. The instructions say it should not be stored outside, but it doesn't say why. I would like to store it out in the open under my carport. It would not get hit ...
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3answers
42k views

Are extension cords safe for permanent use?

I recently learned (via a rant from an electrician's son and some internet research) that the standard buy-anywhere cheapo extension cords are a big cause of electrical fires and are not recommended ...
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1answer
1k views

Is it safe to use a 50 metre (164 foot) mains extension cable?

Amazon UK sell 50 metre extension cables that use standard UK plugs: http://www.amazon.co.uk/Silverline-200084-Metre-Cable-Reel/dp/B000LFZ49Q/ref=sr_1_1 Is it safe to use an extension lead this long?...
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3answers
5k views

What size extension cord should I use for multiple computers?

We're hosting a LAN party (several computers, 50+) and I had some questions about power draw; I hope this is the right place to ask. Currently, we're assuming each PC will draw an average of 3.5 amps....