Extension Cord for Treadmill – 2022 Buyer’s Guide

Are you looking for the best extension cord for a treadmill? Whether you need a heavy-duty extension cable or a surge protector, there’s a cable out there that will fit your needs. 

Finding the right extension cord for your treadmill might seem tricky. After all, a treadmill uses a lot of power and requires an extension cord that can keep up with the output. 

Best Extension Cord for Treadmill

If you’re looking for the best power extension cord for a treadmill, check out one of these options. They’ve proven to be some of the most durable power cords on the market and work great with treadmills. 

With one of these extension cords, you’ll have no problems getting your treadmill plugged in around the house. Some of the longest ones give you up to 20 feet of distance if necessary. 

Each of these extension cords will work beautifully with large appliances. In particular, they will operate flawlessly with your treadmill. 

DanYee Waterproof Power Extension Cord

DanYee Waterproof Power Extension Cord
DanYee Waterproof Power Extension Cord

A waterproof extension cord might not seem necessary for use with a treadmill. And it could be useful just in case. However this cord isn’t waterproof.

The cord comes in various lengths, so it’s easy to find one suitable for a treadmill. And since the cord is also three-pronged, you can trust that it will stay grounded

This particular extension cord is heavy because it’s made with a specialty thermoplastic, helping the cord hold up against extreme temperatures. Not only that, but this extension cord is extremely eco-friendly!

Although the product appears to be an outdoor extension cord, some models have not held up well outdoors. If possible, try to keep this extension cord inside to prevent unnecessary damage when not in use. 


  • Works great indoors and semi-outdoors (such as in a greenhouse, where moisture is controlled)
  • Not too long, so won’t trip over extra cord


  • NOT waterproof
  • Not for outdoor use, so no running in the back yard

Check the price on Amazon

POWTECH Heavy Duty Major Appliance Extension Cord

POWTECH Heavy Duty Major Appliance Extension Cord
POWTECH Heavy Duty Major Appliance Extension Cord

The heavy-duty cord from POWTECH is another excellent extension cord option if you need a little extra space to get your treadmill plugged in. It’s UL listed for safety and durability, one of the best grounded three-prong cords available.  

This cord works great with significant appliances around the house, including your treadmill. It comes in all varieties of lengths, starting as short as three feet. You don’t have to worry about having too long a cord for your treadmill. 

Another great feature of this cord is that it’s tested for safety in any room in the house. It stands out for its sturdiness, durability, and ease of use. 

One of the significant downsides of this particular extension cord is that some products prove defective if used for too long or not cared for properly. To safely prevent issues, you can always:

  • Unplug the cable when not in use
  • Store it someplace out of reach
  • Roll the cord correctly to prevent damage


  • Stays close to the wall
  • Sturdy


  • 16AWG, not 14AWG
  • Overheats when not used correctly

Check the price on Amazon

Yellow Jacket 2992 10/3 Extra Heavy Duty Extension Cable

Yellow Jacket 2992 10/3 Extra Heavy Duty Extension Cable
Yellow Jacket 2992 10/3 Extra Heavy Duty Extension Cable

If you’re concerned about finding a durable enough cord for your treadmill, consider the heavy-duty option presented by the Yellow Jacket Store. This cord is highly durable and reliable, with plenty of amps and a high voltage capacity. 

Although this cord is a little pricier than other options, it does offer a superior service when you need something reliable. It works great with your household appliances and won’t burn out quickly with prolonged use. 

The cord has lighted ends to let you know when plugged in and ready for use. 

As a durable option, this cord is also highly resistant to:

  • Weather
  • Motor oil
  • Grease
  • Abrasions

The biggest downside to this particular extension cord is the length. Although it’s highly durable and works excellent with treadmills, the only options for purchase are 50 or 100 feet. This is much higher than the recommended length for a treadmill extension cord.


  • Incredibly durable
  • Can be used safely outdoors
  • Flexible in the cold
  • Can withstand intense heat


  • Even the shorter model is incredibly long
  • Expensive
  • A bit of an overkill

Check the price on Amazon

Iron Forge Cable Outdoor Extension Cord

Iron Forge Cable Outdoor Extension Cord
Iron Forge Cable Outdoor Extension Cord

The Iron Forge extension cord is an excellent option if you need something affordable, durable, and not too long. 

You should have no trouble using this cord with your treadmill with a three-prong grounded plug and a six-foot option available. It’s durable for its size and works with other household appliances. 

One of the best features of this extension cord is the lifetime warranty that comes with it. The company will quickly get you a replacement if anything happens to your cable. 

One of the significant downsides of this cord is that you may have to replace it frequently. It can burn out quickly after prolonged use, and something as powerful as a treadmill may make it wear down faster. 


  • Lifetime warranty
  • Perfect for smaller appliances
  • Can be used outdoors


  • May overheat with extended use for larger appliances
  • Not for outdoor use

Check the price on Amazon

Frequently Asked Questions

Now that you’ve seen some of the best options for treadmill extension cords, it’s time to consider the most frequently asked questions about using extension cords and treadmills. 

Can I Use Extension Cords for My Treadmill?

You may use an extension cord for your treadmill. However, it’s generally recommended that you avoid using extension cords if possible. However there are safe ways to use an extension cord with your treadmill if necessary.

If you need an extension cord for your treadmill, you must keep a few things in mind before making any final decisions. An extension cord for a treadmill should: 

  • Handle at least 15 amps
  • Be grounded with three prongs
  • Share the thickness of the treadmill’s power cord
  • Not be longer than six feet

If possible, you should avoid using an extension cord with a treadmill. But if it’s necessary, you can find durable extension cords that are safe to use. 

Can You Use A Power Strip With A Treadmill?

It would be best not to use a regular power strip with a treadmill. If you have a surge protector, you can plug your treadmill into that. Otherwise, it should only be plugged into a grounded outlet. 

A power strip and surge protector might look similar, but they are quite different in function. The surge protector offers a level of security from dangerous power surges that regular power strips simply cannot provide. 

Treadmills draw a lot of power, so the risk of damage is very high when you use alternative power methods like extension cords and power strips. Taking these things into consideration is vital before you risk damaging your cords, treadmill, or home. 

How Many Amps Does A Treadmill Take?

A motor powers a treadmill, and that usually requires a 20-amp circuit. Most treadmills made for home use can tolerate 15 amps at the very least. As long as the power outlet rates are at least this high and a grounded cord is used, your treadmill ought to work fine on 15 amps. 

What Should I Plug My Treadmill Into?

The best thing that you should plug your treadmill into is a sturdy wall outlet or surge protector. A grounded wall outlet is the best thing you can use for your treadmill because it minimizes the risk of overheating cords and potential power surges.  

Similarly, a surge protector will help ensure that your treadmill does not pose any fire hazard to your home while in use. Finding one that’s durable enough to withstand the power of a treadmill will help keep your appliance running and your home safe. 

If you have to use an extension cord, consider the options already discussed before you make any purchases. 

How Do I Protect My Treadmill?

The best way to protect your treadmill is to follow the guidelines laid out for you in the accompanying manual. These suggestions will help you make good decisions that don’t pose any serious threat to your appliances or home. 

One easy way to protect your treadmill is to unplug it whenever it’s not in use. As long as you don’t have many preselected settings, you should have no trouble unplugging it after use and plugging it back in before starting your workout.  

Final Thoughts

Even though you should always try to plug your treadmill directly into a wall outlet or surge protector, there are viable extension cord options.

If necessary, picking one of these sturdy, durable extension cords for your treadmill will give you extra space without posing any risk to your appliances or home.