Is it Possible to Utilize an Extension Cord Alongside a Surge Protector?

Quck answer

Yes, you can use an extension cord with a surge protector. However, it is important to consider a few factors. First, ensure that both the extension cord and the surge protector are in good condition and not damaged. Second, make sure that the extension cord is of appropriate length and gauge to handle the power load of the devices you are connecting. Third, avoid daisy-chaining multiple extension cords and surge protectors together as it can overload the circuit and increase the risk of a fire hazard. Finally, always follow the manufacturer’s guidelines and safety instructions when using electrical devices.


Many individuals hold the belief that extension cords and surge protectors can be used together. While this is technically accurate, it is actually a misconception. In reality, it is against the safety regulations of the Occupational Safety and Health Administration and the National Fire Protection Association to use an extension cord in conjunction with a surge protector. These two components are not designed to be compatible with each other.

Due to the similarities in their functions, this often causes confusion. However, it is important to understand that, in most cases, you should not use a surge protector with an extension cord. There are, however, certain exceptions to this.

Before you begin plugging anything in, here is what you need to know.

Power Strip vs. Surge Protector

The misunderstanding about extension cords and surge protectors stems from a confusion between a power strip and a surge protector. So, what is the actual difference between the two? A power strip is designed to provide additional outlets, while a surge protector’s main function is to protect electronics from power surges (it does not necessarily provide extra outlet space). Some surge protectors also include batteries and can function as uninterruptible power supplies in case of a surge or brief power outage (these are sometimes sold as “UPS cords”).

Acceptable Short-Term Solutions

Using an extension cord with a surge protector is a potential fire hazard and may also damage or degrade the cords of both components. However, this risk is primarily associated with long-term use of this setup. If you have verified that your extension cable is undamaged and in good condition, you can use it with a power strip for short periods of time, preferably no longer than four hours.

It is important to only use low-current devices with this setup and ensure that the cord and surge protector are both rated to handle the same amount of power. Do not use a high-current surge protector with a low-current cord, and if one component uses a 14-gauge wire, the other should as well. You can find these specifications on the packaging of your surge protector and extension cords.

Solution: Surge Protector Extension Cord

To minimize risk and ensure safety, the best solution is to have permanent wiring in place. However, when that is not possible, a temporary workaround is to purchase and use a surge protector extension cord, also known as a power surge extension cord or a long-cable surge protector. These components offer the benefits of a surge protector, often with multiple outlets, while also featuring a power cable that is several feet long.

A surge protector extension cord can be used without the risks associated with using two incompatible components together. It can also be used in conjunction with certain power strip mounts to create temporary power outlets on walls or ceilings. It is important to note, however, that this is only a temporary solution and should be dismantled once the task at hand is completed.

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