Best Extension Cord for Space Heater: Top Picks for Safe and Efficient Heating

Space heaters are a convenient way to warm up a room during the colder months. However, they can be a hazard if not used properly, and one of the most common mistakes is using the wrong extension cord. The best extension cord for a space heater is one that can handle the wattage of the heater and has a length that is appropriate for the space.

When shopping for an extension cord for a space heater, it is important to pay attention to the amperage and wattage ratings. The amperage rating tells you how much power the cord can handle, while the wattage rating tells you how much power the space heater uses. Using an extension cord with a lower amperage or wattage rating than the heater can cause the cord to overheat and potentially start a fire.

Another important factor to consider is the length of the extension cord.

Using a cord that is too long can cause the cord to overheat and potentially start a fire. On the other hand, using a cord that is too short can limit the placement of the space heater in the room.

We spent hours researching and testing various extension cords to identify the best ones for space heaters.

In the next section, we will share our top picks and explain why they are the best options for keeping your space heater running safely and efficiently.

Best Extension Cords for Space Heaters

As professionals, we understand the importance of using high-quality extension cords when operating space heaters. Not all extension cords are created equal, and choosing the wrong one could result in a fire hazard or damage to your space heater. That’s why we’ve compiled a list of the best extension cords for space heaters on Amazon. Our list includes extension cords that are safe, durable, and offer enough power to operate your space heater without any issues. Check out our top picks below.

Clear Power Extension Cord

If you’re looking for a heavy-duty extension cord for your space heater, the Clear Power Extension Cord is a great choice.

Pros

• The 14-gauge wire with double-thick insulation protects against heat build-up and is suitable for high energy-consuming appliances.
• The right-angle plug allows furniture and appliances to be placed safely close to the wall, making it perfect for tight spaces.
• The extra-thick SPT-3 wire resists cracking and breaking, and the 100% pure copper conductors avoid overheating.

Cons

• The cord is only 6 feet long, which may not be long enough for some users.
• The cord is only suitable for indoor use, so it cannot be used for outdoor heaters.
• The cord may be too heavy and bulky for some users.

We recently used the Clear Power Extension Cord with our space heater, and we were impressed with its heavy-duty construction and durability. The 14-gauge wire with double-thick insulation protected against heat build-up, and the right-angle plug allowed us to place the heater close to the wall without any safety concerns.

The extra-thick SPT-3 wire was also a great feature, as it resisted cracking and breaking, and the 100% pure copper conductors avoided overheating. We also appreciated the nickel-coated brass blades for high corrosion resistance and the reinforced strain reliefs that protected the wire from separating from the plug and connector.

However, the cord’s 6-foot length may not be long enough for some users, and it is only suitable for indoor use. Additionally, the cord may be too heavy and bulky for some users. Overall, we would recommend the Clear Power Extension Cord for anyone looking for a heavy-duty extension cord for their space heater.

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Maximm Cable 3 Feet Extension Cord

If you’re looking for a space-saving extension cord with a rotating flat plug, the Maximm Cable 3 Feet Extension Cord is a great option.

Pros

• The 360° rotating plug provides flexibility in accessing the outlet in any direction.
• The slim rotating plug is designed for tight spaces like behind furniture, bookshelves, and desks.
• The cord is UL Listed and has 3-pronged outlets, grounded plug for safety and convenience.

Cons

• The plug is a bit thick due to the rotating feature.
• Some users may prefer a longer cord length.
• The cord is only available in white.

We recently used this extension cord for a space heater in our office and were impressed with its quality and convenience. The rotating plug made it easy to position the heater in the optimal location without having to twist the cord around. The flat plug was also a great feature for tight spaces.

One thing to note is that the rotating plug does make the overall plug a bit thicker than a standard extension cord, so it may not fit in all outlets or surge protectors. Additionally, the cord is only available in white, which may not be ideal for all users.

Overall, if you’re looking for a high-quality extension cord with a rotating flat plug, the Maximm Cable 3 Feet Extension Cord is a great choice.

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POWTECH Heavy Duty Extension Cord

If you need a reliable extension cord for your space heater, the POWTECH Heavy Duty Extension Cord is a great option.

Pros

• The angle plug allows the cord to remain flush to the wall in tight spaces.
• The heavy-duty vinyl insulation and 14-gauge wire make it durable and long-lasting.
• The UL listing ensures that this cord meets safety standards.

Cons

• The grey color may not match well with some decor.
• The cord may be too short for some users.
• The cord may be too thick for some cord organizers.

We recently used this extension cord with our space heater and were impressed with its sturdiness and durability. The angle plug was a convenient feature that allowed us to plug it in even in tight spaces. The heavy-duty vinyl insulation made us confident that it would last for a long time, and the UL listing gave us peace of mind that it was safe to use. However, the grey color may not be everyone’s preference, and the cord may be too short for some users. Additionally, the thickness of the cord may be a challenge for some cord organizers.

Overall, we recommend the POWTECH Heavy Duty Extension Cord for anyone in need of a reliable extension cord for their space heater.

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UNVERT Heavy Duty Extension Cord

If you’re looking for an extension cord for your space heater, the UNVERT Heavy Duty Extension Cord is a great option.

Pros

• Suitable for both indoor and outdoor use
• Angle Plug allows cord to remain flush to wall in tight spaces
• Grip grooves allow easy connection and disconnection of cord

Cons

• Only 15 ft long
• Only available in gray
• Slightly heavier than some other options

We’ve used this extension cord with our space heater and found it to be very reliable. The vinyl insulation and heavy duty construction make it suitable for both indoor and outdoor use, so you can use it with confidence. The Angle Plug is a great feature, allowing the cord to remain flush to the wall in tight spaces. And the grip grooves make it easy to connect and disconnect the cord.

One downside is that the cord is only 15 ft long, so if you need something longer, you’ll need to look elsewhere. Additionally, the cord is only available in gray, so if you’re looking for a different color, you’ll need to keep searching. Finally, the cord is slightly heavier than some other options, so keep that in mind if you need to move it around frequently.

Overall, we highly recommend the UNVERT Heavy Duty Extension Cord for your space heater needs. It’s a reliable and sturdy option that will get the job done.

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Qualihome Heavy Duty Extension Cord Wire

We highly recommend the Qualihome Heavy Duty Extension Cord Wire for anyone looking for a reliable and sturdy extension cord for their space heater.

Pros

• The angle plug allows the cord to remain flush to the wall in tight spaces.
• The sturdy cord is ideal for plugging in large appliances such as washers, dryers, refrigerators, power tools, and other major appliances.
• The grip grooves allow easy connection and disconnection of the cord.

Cons

• The color of the cord may vary.
• It is only 12 feet long, which may not be long enough for some users.
• The heavy-duty vinyl insulation may make the cord less flexible than some users prefer.

We have used the Qualihome Heavy Duty Extension Cord Wire with our space heater for several weeks and have been extremely satisfied with its performance. The angle plug is a great feature that allows us to plug the cord in even in tight spaces. The grip grooves make it easy to connect and disconnect the cord, which is especially useful when we need to move the space heater to a different location.

The heavy-duty vinyl insulation is a nice touch that gives us confidence in the safety of the cord. However, we have noticed that it does make the cord less flexible than other cords we have used in the past. Additionally, the cord is only 12 feet long, which may not be long enough for some users depending on the layout of their room.

Overall, we believe the Qualihome Heavy Duty Extension Cord Wire is an excellent choice for anyone looking for a reliable and sturdy extension cord for their space heater. Its angle plug, grip grooves, and heavy-duty insulation make it a great option for those looking for a safe and easy-to-use cord.

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Buying Guide

When looking for the best extension cord for a space heater, there are several factors to consider. We want to make sure that the extension cord we choose is safe and reliable, and that it can handle the power requirements of our space heater. Here are some features to look for when choosing an extension cord for your space heater:

Length

The length of the extension cord is an important factor to consider. You want to make sure that the cord is long enough to reach your space heater without being too long that it becomes a tripping hazard. A good rule of thumb is to choose an extension cord that is at least as long as the distance from your space heater to the nearest electrical outlet.

Gauge

The gauge of the extension cord refers to the thickness of the wire inside the cord. The thicker the wire, the more power it can handle. When choosing an extension cord for your space heater, make sure to choose a cord with a gauge that is appropriate for the wattage of your space heater. A cord with a gauge that is too small can overheat and become a fire hazard.

Amp Rating

The amp rating of the extension cord is another important factor to consider. It refers to the amount of electrical current that can safely flow through the cord. When choosing an extension cord for your space heater, make sure to choose a cord with an amp rating that is appropriate for the wattage of your space heater. A cord with an amp rating that is too low can overheat and become a fire hazard.

Safety Features

When choosing an extension cord for your space heater, make sure to look for safety features such as a grounded plug and a circuit breaker. A grounded plug helps to prevent electrical shocks, while a circuit breaker helps to prevent overloading and overheating.

Indoor/Outdoor Use

Finally, consider whether you will be using your extension cord indoors or outdoors. If you will be using it outdoors, make sure to choose a cord that is rated for outdoor use and that is resistant to moisture and weather conditions.

By considering these factors, you can choose the best extension cord for your space heater that is safe, reliable, and meets your power requirements.