Space Heater Power Strip Myth

Space heaters and power strips, common fixtures in many homes and offices, often share a mysterious relationship. There’s a prevalent notion that warns against their combination, but is there any truth to this widespread belief? The answer may surprise you.

The crux of this myth is that using a space heater with a power strip can lead to disastrous consequences. However, the reality is not that straightforward. It’s less about the pairing and more about the power capacity and usage.

This phenomenon revolves around electrical demand, power capacity, and safety. Understanding these concepts will demystify this common belief, proving that science and safety guidelines often outweigh common myths.

The Space Heater Concept

Space heaters, as their name suggests, are designed to heat a specific space. Whether it’s a small office or a cozy bedroom, these appliances can make any area more comfortable during the colder months. However, their design, function, and power requirements are a key aspect of understanding their interaction with power strips.

Space Heater Power Strip Myth

Basics of Space Heaters

Space heaters come in a variety of forms, from radiant heaters to ceramic heaters, micathermic heaters, and oil-filled heaters. Radiant heaters and ceramic heaters typically work by emitting infrared radiation or conducting heat through a special material respectively, and they quickly provide heat to a specific area.

Micathermic heaters offer the quick heat of a radiant heater but distribute it more evenly around a room, while oil-filled heaters are designed to provide sustained heat over a longer period.

Choosing the right type of space heater depends on your specific needs. For instance, if you need quick heat in a smaller room, a radiant heater or ceramic heater would be suitable. If you’re looking for energy efficiency and sustained heat, an oil-filled heater would be a better choice.

Power Requirements

The power requirement of a space heater depends largely on its type and size. However, most space heaters consume power between 750 and 1500 watts. This consumption level is relatively high, especially when compared to other household devices such as laptops or lights.

It’s crucial to understand the power demand of your space heater because it will play a significant role in determining the suitability of using a power strip, as well as the overall safety of your setup.

Power Strips and Their Role

Power strips, also known as extension blocks, power boards, and by other names, are essential in modern households. They provide a way to extend the number of electrical outlets available and often include a circuit breaker to offer some level of protection against electrical faults. However, they also have their limits and risks.

Common Use of Power Strips

Power strips are often used to increase the number of devices that can be plugged into a single wall outlet. This convenience makes them very popular in homes and offices. However, it’s essential to remember that power strips aren’t designed to handle high-power appliances like space heaters. They’re better suited for low-power devices like lamps, computers, and televisions.

Power Strips and Overloads

Despite their convenience, power strips carry a significant risk of electrical overload if they’re not used correctly. An overload occurs when the total power drawn by the devices plugged into the strip exceeds its capacity. The majority of power strips can handle around 1800 watts, but the power demand of a space heater can quickly approach or even exceed this limit, especially if other devices are also plugged into the strip.

Best Surge Protector for Space Heater

1. POWRUI Surge Protector USB Wall Charger

POWRUI Surge Protector, USB Wall Charger with 2 USB Charging Ports(Smart 2.4A Total), 6-Outlet Extender and Top Phone Holder for Your Cell Phone, White, ETL Listed

The POWRUI Surge Protector is a remarkable blend of functionality and practical design. The device features 6 AC outlets and 2 USB charging ports, with an impressive total output of DC 5V/2.4A. This feature ensures fast and efficient charging for all your devices.

One outstanding feature of this device is the in-built surge protector, rated at 1680 Joules. This feature promises to keep your devices safe from sudden voltage spikes, a crucial factor for any electronic device’s longevity. The built-in LED light indicator further enhances its user-friendly design by showing that your devices are well protected.

Furthermore, the smart USB charging ports are designed to identify your devices and deliver optimal charging speed automatically, a highly desirable feature for today’s tech-savvy consumers. The top phone holder conveniently allows you to place your phone while charging, bringing an extra layer of user convenience.

Overall, the POWRUI Surge Protector offers solid performance with its smart charging capabilities and excellent surge protection.

  • 6 AC outlets and 2 USB charging ports provide ample charging options.
  • The built-in surge protection system ensures the safety of your devices.
  • Convenient top phone holder.
  • ETL Certified, indicating a high-quality product.
  • Some users reported strange noises.
  • Lack of a built-in light makes it hard to locate in the dark.

2. Outlets Surge Protector Power Strip

18 Outlets Surge Protector Power Strip - 8 Feet Flat Plug Heavy Duty Extension Cord with 18 Widely Outlets and 4 USB Ports, 2100 Joules, Black, ETL Listed

This 18 Outlets Surge Protector Power Strip is a fantastic choice for those needing extensive connectivity options. It comes with 18 AC outlets and 4 USB ports, offering you an extensive range of charging options. The device also includes a surge protector with a robust rating of 2100 Joules, protecting your electronic devices from sudden power spikes.

The flat plug and the 8 feet power extension cord is an added advantage, allowing for increased flexibility when positioning the power strip. Furthermore, the power strip is designed with three levels of complementary surge protection circuits, providing an extra layer of security for your devices.

Nonetheless, this power strip is highly regarded for its extensive connectivity options and robust surge protection. It’s ideal for anyone with multiple electronic devices, whether for a gaming setup, home office, or simply charging multiple devices simultaneously.

  • Provides an impressive 18 AC outlets and 4 USB ports for extensive connectivity.
  • Flat plug and 8-foot extension cord offer greater flexibility in placement.
  • Robust surge protection ensures the safety of your devices.
  • ETL Certified, indicating a high-quality product.
  • The layout might make it difficult to use with larger adapters.
  • The cord length might not be adequate for some setups.

The Myth Exposed

The popular notion that space heaters and power strips shouldn’t mix isn’t unfounded, but it’s not entirely accurate either. Let’s explore where this myth comes from and the truth behind it.

Source of the Myth

This myth has likely arisen from instances where the misuse of space heaters and power strips has led to electrical overloads and fires. An overworked power strip can overheat and potentially spark a fire, especially if it’s old, damaged, or not adequately rated for the devices plugged into it. This risk is particularly significant when high-wattage appliances like space heaters are involved.

Common Beliefs

Many people believe that it’s inherently dangerous to plug a space heater into a power strip. In reality, the risk isn’t in the act itself, but in the potential for power overloads. If the combined power draw of the space heater and any other appliances plugged into the strip doesn’t exceed the strip’s capacity, there shouldn’t be a problem.

The Truth Unfolded

So, what’s the real deal with space heaters and power strips? It’s all about understanding the capacity and limits of these devices.

The Electrical Reality

The core of the issue lies in how much power a space heater and the other devices plugged into a power strip draw. If this total demand surpasses the power strip’s capacity, the strip can overheat and pose a significant fire risk. The problem isn’t with the space heater or the power strip per se, but with how they’re used.

Space Heaters and Power Strips

Contrary to the myth, using a space heater with a power strip isn’t intrinsically dangerous. The key is to ensure that the total power consumption of all connected devices, including the space heater, doesn’t exceed the capacity of the power strip.

If your space heater and other devices combined need more power than the strip can handle, you should plug them into separate outlets or use a higher-capacity power strip.

Space Heater Power Strip Myth

Safety Measures

Proper Use of Space Heaters

  • Use space heaters that have an automatic shut-off in case they overheat or tip over.
  • Keep them at a safe distance from flammable materials.
  • Do not leave them unattended for extended periods.

Best Practices with Power Strips

  • Do not overload the power strip.
  • Regularly check for signs of wear or damage.
  • Disconnect when not in use.

Alternatives to Consider

Safe Heating Options

  • Central heating systems.
  • Professionally installed baseboard heaters.

Power-Safe Space Heaters

  • Energy-efficient space heaters.
  • Heaters with lower wattage requirements.

The Role of Product Ratings

Importance of Safety Ratings

Safety ratings and certifications on electrical appliances ensure they adhere to specific safety standards. Look for devices certified by recognized testing labs.

Tips for Choosing Safe Products

  • Check for safety ratings.
  • Read product reviews.
  • Follow manufacturer’s instructions for usage.

The Professional Perspective

Expert Opinions

Most electricians and fire safety experts agree that while it’s not inherently dangerous to use a space heater with a power strip, it’s crucial to prevent power overloads.

Fire Safety Guidelines

Fire safety guidelines also emphasize the importance of proper usage of electrical appliances, including space heaters and power strips.

Frequently Asked Questions

Can I use a space heater with a power strip?

Yes, but ensure that the combined power demand of all connected devices does not exceed the power strip’s capacity.

What happens if a power strip is overloaded?

An overloaded power strip can overheat, potentially causing a fire.

Are all space heaters high-wattage?

No. While many space heaters consume high power, energy-efficient models with lower wattage requirements are available.


The space heater-power strip narrative is not about mythical prohibitions but safety, electrical demand, and power capacity. Misuse of these devices can result in dangers, but these risks are manageable with proper understanding and usage.

So, the key lies not in avoiding the combination but in managing it effectively. A holistic comprehension of the devices’ capacity and power requirements is essential.

In the end, it’s about embracing the warmth of space heaters and the convenience of power strips while keeping safety at the forefront. By being informed and cautious, we can debunk myths and uphold reality.

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