8 Things You Should Never Plug Into a Power Strip, According to Firefighters
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Power strips are an essential tool in every modern home or office, transforming a single outlet into a hub that can handle multiple electronic devices. However, while they provide convenience, they can also pose serious dangers if used improperly.
According to firefighters, electricians, and safety experts, certain appliances should never be plugged into power strips. Here are the risks associated with common household items that should always be plugged directly into a wall outlet to prevent fires and other electrical hazards.
Refrigerators

Refrigerators are powerful appliances that cycle on and off throughout the day, drawing significant amounts of electricity. Connecting one to a power strip can lead to frequent electrical surges, overheating, and an increased risk of fire.
In fact, a refrigerator’s demanding power draw can put immense strain on a power strip, potentially leading to short circuits or sparks. Firefighters strongly advise homeowners to avoid using power strips for refrigerators, as they are heavy-duty appliances that should always be plugged directly into a wall outlet to prevent overheating and the potential for dangerous electrical failures.
Hair Dryers and Straighteners
Hair dryers and straighteners are among the most common household appliances that should never be plugged into a power strip. These devices produce intense heat and draw large amounts of electricity, especially when set to high.
Firefighters warn that such appliances can easily cause power strips to overheat, leading to sparks, short circuits, and potential fires. A student’s hairdryer caused a college dorm fire when it was plugged into an overloaded power strip. This incident could have resulted in a much larger fire if not for the quick actions of the fire department.
Space Heaters
Space heaters are among the most dangerous appliances to plug into a power strip. They draw a large amount of electricity and generate significant heat, both of which can easily overload a power strip, potentially leading to overheating and even fires.
In December 2021, a tragic incident in Baltimore highlighted the dangers of plugging a space heater into a power strip. A fatal fire was sparked when a space heater was connected to an overloaded power strip, causing the electrical system to fail and triggering a blaze that consumed the home. Always ensure that space heaters are plugged directly into a wall outlet to avoid these life-threatening risks.
Microwaves

Microwaves require a large amount of electricity, especially when heating food. Plugging a microwave into a power strip can easily overload the strip’s capacity, leading to overheating and short circuits.
Firefighters caution against using power strips in kitchens where multiple appliances are already plugged in. A fire department captain recently shared an alarming statistic: “Microwaves are one of the top causes of kitchen fires when plugged into power strips. The combination of high power demand and overburdened circuits is a recipe for disaster.”
Coffee Makers
Coffee makers, especially those with built-in heating elements, require substantial power to brew your morning cup. Plugging them into a power strip may seem convenient, but it poses significant risks.
In a 2018 fire in Seattle, a faulty coffee maker plugged into a power strip led to an electrical fire. The coffee maker’s heating element caused the power strip to overheat, leading to a fire that could have been disastrous if not quickly contained. It’s essential to plug coffee makers directly into wall outlets to avoid this dangerous scenario.
Electric Grills and High-Wattage Cooking Appliances
Electric grills, waffle makers, and other high-wattage cooking appliances are designed to handle significant electrical loads. Connecting them to a power strip is highly dangerous and can lead to overheating, sparking, and fire hazards.
In a 2022 incident in Miami, an electric grill plugged into a power strip sparked a fire during a backyard barbecue. The fire quickly spread, engulfing the patio and house. Always ensure high-wattage cooking appliances are plugged directly into a wall outlet to avoid catastrophic consequences.
Toasters and Toaster Ovens
Toasters and toaster ovens are high-wattage appliances that generate heat when in use. They are inherently risky to plug into power strips due to their high power demands, which can quickly overburden a power strip, leading to overheating and potential fires.
A fire in New Jersey in 2019 serves as a reminder of the dangers. A toaster oven plugged into a power strip with other kitchen appliances caused the strip to overheat and spark a fire. This incident could have been much worse if the fire department had not responded quickly. Toasters and toaster ovens should always be plugged into dedicated wall outlets.
Portable Air Conditioners

Portable air conditioners are another appliance that should never be plugged into a power strip. These devices consume large amounts of electricity as they cool a room, and when plugged into a power strip, they can easily cause the strip to overheat, leading to an electrical fire.
A 2020 incident in New York City serves as a cautionary tale. A portable air conditioner plugged into an overloaded power strip sparked a fire that spread quickly, causing substantial damage to an apartment building. To prevent similar situations, always plug portable air conditioners directly into a wall outlet.
Power Strip Safety Tips
To reduce the risk of electrical fires and keep your home safe, follow these essential power strip safety tips:
- Avoid Overloading: Never plug high-wattage appliances, such as space heaters, refrigerators, or microwaves, into power strips. Always plug them directly into wall outlets.
- Use Surge Protectors: If you must use a power strip, ensure it has a surge protector to prevent electrical surges from damaging your devices.
- Regular Inspections: Check power strips regularly for signs of wear and tear. If a power strip feels hot to the touch or shows visible damage, replace it immediately.
- Know Your Limits: Understand the wattage limits of your power strips and avoid exceeding them. Use power strips only for low-wattage devices like lamps, computers, and phone chargers.
