solutions
Home » Blog » Industry Hotspots » What Should You Never Plug into A Surge Protector?

What Should You Never Plug into A Surge Protector?

Views: 0     Author: Site Editor     Publish Time: 2025-03-17      Origin: Site

Inquire

facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
sharethis sharing button

Introduction

Did you know that plugging the wrong device into a surge protector could cause a fire? Many people assume all appliances are safe to plug in, but that’s not the case. In fact, some devices can damage your surge protector or even pose serious safety risks.The main problem is a common misunderstanding about what surge protectors can handle. Overloading them or using them for the wrong appliances can lead to hazards and damage.In this post, we’ll cover which devices you should never plug into a surge protector and why. You’ll learn tips to keep your electronics safe and how to choose the right protection. Let’s dive in!


CAU5-T2-20kA-Size


Why You Shouldn't Plug Everything into a Surge Protector

Surge protectors are essential for safeguarding sensitive electronics from voltage spikes. However, they have limitations and are not designed to handle all types of devices. Overloading a surge protector by plugging in too many high-power appliances can lead to overheating, reduced effectiveness, and even electrical fires. Misusing surge protectors not only compromises their ability to protect your devices but also poses significant safety risks. Understanding these limitations is crucial for ensuring both the longevity of your electronics and the safety of your home or office.


High-Power Appliances to Avoid

Air Conditioners

Air conditioners are high-power appliances that draw significant amounts of electricity, especially during startup. Plugging them into a surge protector can easily overload the device, causing it to fail or even overheat. The high current draw of an air conditioner can also damage the surge protector's internal components, reducing its ability to provide protection. Instead, air conditioners should be connected directly to a dedicated wall outlet to ensure they receive the power they need without risking damage to other devices.

Electric Heaters

Electric heaters are another high-power appliance that should never be plugged into a surge protector. These devices generate a significant amount of heat, which can cause the surge protector to overheat and potentially start a fire. The high current draw of electric heaters can also overwhelm the surge protector, rendering it ineffective. For safety reasons, always plug electric heaters directly into a wall outlet and avoid using extension cords or power strips.

Microwaves

Microwaves are known for their high current draw during operation, which can quickly overload a surge protector. The intense power consumption of a microwave can cause the surge protector to trip or fail, leaving other connected devices unprotected. Additionally, the frequent use of a microwave can degrade the surge protector's ability to absorb voltage spikes over time. To ensure the safety and longevity of your microwave and other electronics, it's best to plug it directly into a wall outlet.

Space Heaters

Space heaters are designed to generate a significant amount of heat, which requires a high current draw. Plugging a space heater into a surge protector can lead to overheating and increase the risk of an electrical fire. The surge protector may not be able to handle the high power consumption, causing it to fail and potentially damage other connected devices. For safe usage, space heaters should always be plugged directly into a wall outlet and used according to the manufacturer's guidelines.


Other Devices to Avoid

Refrigerators

Refrigerators have high startup currents, especially when the compressor kicks in. This sudden surge of power can overwhelm a surge protector, causing it to fail or damage the refrigerator's compressor. To ensure the safe and efficient operation of your refrigerator, it's best to plug it directly into a dedicated wall outlet. If you're concerned about protecting your refrigerator from power surges, consider investing in a whole-home surge protection system, which provides comprehensive protection without the limitations of a single surge protector.

Electric Ovens and Stoves

Electric ovens and stoves require a significant amount of power to operate, making them unsuitable for surge protectors. These appliances draw high currents, which can easily overload the surge protector and cause it to fail. Plugging them into a surge protector not only reduces the effectiveness of the protector but also poses a safety risk. For these high-power appliances, it's always best to use a dedicated wall outlet to ensure they receive the power they need without compromising safety.

Vacuum Cleaners

Vacuum cleaners are powerful devices that draw a significant amount of current during operation. Plugging them into a surge protector can cause the protector to overheat and potentially fail, leaving other connected devices unprotected. Additionally, the high current draw of a vacuum cleaner can degrade the surge protector's ability to absorb voltage spikes over time. To protect your vacuum cleaner and other electronics, it's best to plug it directly into a wall outlet and avoid using extension cords or power strips whenever possible.


Medical Equipment

Oxygen Concentrators

Oxygen concentrators are critical medical devices that require a reliable and consistent power supply. Plugging them into a surge protector can pose risks, as these devices often draw significant power and may overwhelm the protector. Additionally, the failure of a surge protector could interrupt the oxygen supply, posing a serious health risk. For safety reasons, oxygen concentrators should be plugged directly into a dedicated wall outlet to ensure uninterrupted operation.

CPAP Machines

Continuous Positive Airway Pressure (CPAP) machines are essential for individuals with sleep apnea and require a stable power supply to function properly. Plugging a CPAP machine into a surge protector can reduce its effectiveness and potentially damage the machine. To ensure uninterrupted operation and protect the device from power surges, it's best to plug CPAP machines directly into a wall outlet. If you're concerned about surge protection, consider investing in a dedicated UPS (Uninterruptible Power Supply) or a whole-home surge protection system.


CAU5-T1+T2-40PV-2


Conclusion

Understanding what devices should never be plugged into a surge protector is crucial for ensuring the safety and longevity of your electronics. High-power appliances like air conditioners, electric heaters, and microwaves can easily overload surge protectors, causing them to fail or even start fires. Similarly, devices like refrigerators, electric ovens, and medical equipment require dedicated wall outlets to ensure reliable operation and avoid potential hazards. By following the guidelines outlined in this post, you can maximize the effectiveness of your surge protectors and keep your electronics safe. Changan Electric offer advanced solutions to safeguard your home or business. 

If you have any questions, please contact us via email or telephone and we will get back to you as soon as possible.

Quick Links

Product

Product

Copyright© 2024 Changan Electric. All Rights Reserved.  Sitemap | Technology by leadong.com