What is the difference between a power cord and an extension cord?

However, the main difference between the two lies in the purpose: If you want to multiply the number of electrical outlets from a single source, use a power strip. If you want to stretch out a power source towards a distant appliance, use an extension cord.

Can you use an extension cord as a power cord?

Only use extension cords temporarily; permanent wiring should be installed when use of the cord is no longer temporary. National Electrical Code (NEC) does not allow extension cords in lieu of permanent wiring (NEC 400.8(1) – 2014 Version).

What's the difference between an extension cord and a power strip?

Extension cords are only for temporary use and are not to be left plugged into wall outlets when not being actively used. This plugs into a wall outlet and is considered a power strip even though it doesn't have a cord. Do not plug an extension cord or power strip into it.

Is a power strip considered an extension cord?

A power strip plugs into a wall outlet and offers outlets for multiple devices. But that's all a simple power strip does. It's essentially an extension cord with multiple outlets and no fancy features, although it might have a switch to quickly cut power to all connected devices.

What is considered an extension cord?

An extension cord (US), power extender, drop cord, or extension lead (UK) is a length of flexible electrical power cable (flex) with a plug on one end and one or more sockets on the other end (usually of the same type as the plug).

Are extension cords dangerous for Computers?

What should not be plugged into an extension cord?

Rule two: never plug high power capacity appliances, like space heaters, refrigerators, or microwave and toaster ovens into power strips or extension cords. These appliances have higher power capacity and need to be plugged into a wall outlet directly.

What can I use instead of an extension cord?

One of your best bets is an outlet tap, which plugs into and covers your existing outlet to add more receptacles. They are commonly available in three- and six-outlet configurations, and some even offer USB ports to charge your devices.

Can you plug a TV into a power strip?

Don't forget about TVs, lamps, and other household items. All these items plugged into a power strip can put stress on it. Most people probably don't give much thought to how many devices are plugged in at any given time.

Are extension cords against fire code?

The use of unapproved extension cords is a violation of both OSHA and National Fire Protection Association codes. Approved extension cords are only allowable in the workplace as temporary wiring, and for no more than 90 days.

How can you tell the difference between a surge protector and a power strip?

How can you tell the difference? Surge protectors will have a rating in Joules of energy showing the maximum voltage it can handle from a power spike. You can find those numbers on the box or strip itself. If there are no numbers listed, it is just a power strip.

Can you plug power strip into power strip?

Never Plug a Power Strip Into Another Power Strip

In a word—don't. Not only is it against half a dozen OSHA regulations in a professional setting, but it can also cause one or more of the strips to fail or even catch fire.

Is it OK to plug an extension cord into a surge protector?

Can You Plug a Surge Protector Into an Extension Cord? On paper, yes, you can. The biggest thing is making sure the extension cord can handle the same amount of load as the surge protector (or more).

Why should you not use an extension cord?

Extension cords can overheat and cause fires when used improperly. Overheating is usually caused by overloading or connecting appliances that consume more watts than the cord can handle. Damaged extension cords can also cause fires. Extension cords should only be used temporarily.

Why can't you use an extension cord?

Don't let your extension cords become potential fire hazards. Extension cords are a common and convenient way to bring power to electrical devices. But used without proper caution, they can become fire hazards and pose risks to your personal safety.

Are all extension cords the same?

Common household extension cords are available in 16 gauge (smallest), 14 gauge, 12 gauge, and 10 gauge (biggest). The lower the number, the bigger the gauge and the greater the amperage and wattage is.

What happens if you use an indoor extension cord outside?

Indoor extension cords

External extension cords are thicker, rain tight and have a safe rubber moulded female socket at the end and can carry more power over longer distances. Indoor extension cords left outside for extended periods may break and could lead to sparking, fire and shock.

Is it bad if an extension cord gets warm?

“If the cord gets warm or hot to the touch, you may have the wrong size cord or there may be a problem with the wiring in the cord,” Dodson said. “If the cord should handle the load of the item that is plugged in and it becomes hot, there is a problem.”

Which extension cord is best for TV?

Does a TV need to be plugged into a surge protector?

You don't need a surge protector for your desk lamp or your standing fan, but you do want a surge protector for expensive devices that have intricate microprocessors, like computers, televisions, stereo systems, and media centers. In short, anything electronic and expensive benefits from a surge protector.

How many devices can I plug into one outlet?

Never plug more than two appliances into an outlet at once or “piggyback” extra appliances on extension cords or wall outlets. Use only outlets designed to handle multiple plugs. Know the amount of power you're placing on an outlet or circuit. Some recommend each outlet or circuit should not exceed 1,500 watts.

Is it OK to use extension cord for refrigerator?

Using a grounded extension cord with a three-prong plug is always the best choice for major appliances including refrigerators. When it comes to amperage, check the owner's manual for your refrigerator to determine the amperage rating and then choose an extension cord with an equivalent rating.

Should you unplug extension cords when not in use?

Always store cords indoors. Unplug extension cords when they're not in use. Throw away damaged cords. Pull the plug—not the cord—when disconnecting from the outlet.

Are extension cords bad for electronics?

The longer the extension cord, the harder it is for the electrical current pass through. This means electrical current will can weaken as it passes through the cord to its destination, causing the power outlet to work harder.

Do not charge your smartphone by plugging it on a power strip or extension cord?

Avoid charging your phone in power strip extension cord or multi-plug. As a precaution, it's always better not to charge your smartphone on those power strip extension cords. This is because if any device in one of the sockets in the cord is affected, it is sure to cause damage to your smartphone as well.

Can I plug surge protector into surge protector?

You should never plug one surge protector into another. Surge protectors don't always come with directions. Many people aren't aware that there is a right way to use these devices. When you piggyback one surge protector onto another, you're creating hazardous electrical issues.