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Home » Best High Efficiency Space Heater 2022

Best High Efficiency Space Heater 2023

December 18, 2022 by Editorial Team

If you have high ceilings and are looking for a solution to keep you warm without resorting to cranking up the thermostat, a heater is your solution. But which one? If you’re looking for a safe and energy efficient heater, your best bet is a high-efficiency space heater, also known as an instant heater. These heaters use a fraction of the energy of a traditional heater and are safer because they don’t emit hot air directly at the user.

Read on to find the best high efficiency space heater for you.

# Preview Product Price
1 Envi High-Efficiency Whole Room 120v Plug-In Electric Panel Wall Heater - Gen 2 Envi High-Efficiency Whole Room 120v Plug-In Electric Panel Wall Heater – Gen 2 $179.95 Buy on Amazon
2 Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater $1,499.00 Buy on Amazon
3 Pro Breeze Space Heater – 1500W Electric Heater with 3 Operating Modes and Adjustable Thermostat - Room Heater for Bedroom, Home, Office and Under Desk - White Pro Breeze Space Heater – 1500W Electric Heater with 3 Operating Modes and Adjustable Thermostat – Room Heater for Bedroom, Home, Office and Under Desk – White $25.49 Buy on Amazon
4 Dreo Radiator Heater, Upgrade 1500W Electric Portable Space Oil Filled Heater with Remote Control, 4 Modes, Overheat & Tip-Over Protection, 24h Timer, Digital Thermostat, Quiet, Indoor Dreo Radiator Heater, Upgrade 1500W Electric Portable Space Oil Filled Heater with Remote Control, 4 Modes, Overheat & Tip-Over Protection, 24h Timer, Digital Thermostat, Quiet, Indoor $119.99 Buy on Amazon
5 Mueller Portable Space Ceramic Heater 750W/1500W, High Output Fan, Adjustable Thermostat, with overheat/tip over protection for Home Bedroom or Office, ETL Certified Mueller Portable Space Ceramic Heater 750W/1500W, High Output Fan, Adjustable Thermostat, with overheat/tip over protection for Home Bedroom or Office, ETL Certified $29.97 Buy on Amazon
6 PELONIS PHTPU1501 Ceramic Tower 1500W Indoor Space Heater with Oscillation, Remote Control, Programmable Thermostat & 8H Timer, ECO Mode, Tip-Over Switch & Overheating Protection, White PELONIS PHTPU1501 Ceramic Tower 1500W Indoor Space Heater with Oscillation, Remote Control, Programmable Thermostat & 8H Timer, ECO Mode, Tip-Over Switch & Overheating Protection, White $59.99 Buy on Amazon
7 Envi Plug-in Electric Panel Wall Heater for Home, Energy Efficient, Child Safe, Quiet, Great for Bedrooms, Bathrooms, Office, Kitchen, Garage, Tip-Over Protection, Comfort-Level Adjustable Thermostat Envi Plug-in Electric Panel Wall Heater for Home, Energy Efficient, Child Safe, Quiet, Great for Bedrooms, Bathrooms, Office, Kitchen, Garage, Tip-Over Protection, Comfort-Level Adjustable Thermostat $179.95 Buy on Amazon
8 PELONIS PHO15A2AGB, Basic Electric Oil Filled Radiator,black space heater, 26.10 x 14.20 x 11.00 PELONIS PHO15A2AGB, Basic Electric Oil Filled Radiator,black space heater, 26.10 x 14.20 x 11.00 $76.35 Buy on Amazon
9 EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1 EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW – Quantity 1 $433.26 Buy on Amazon
10 PELONIS PH-19J 1500W Fast Heating, Programmable Thermostat, Easy Control, Widespread Oscillation, Over Heating & Tip-over Switch Protection, 17.767.72inch, White PELONIS PH-19J 1500W Fast Heating, Programmable Thermostat, Easy Control, Widespread Oscillation, Over Heating & Tip-over Switch Protection, 17.767.72inch, White $44.99 Buy on Amazon

Our Editor’s Best High Efficiency Space Heater Reviews


Envi High-Efficiency Whole Room 120v Plug-In Electric Panel Wall Heater – Gen 2

 Envi High-Efficiency Whole Room 120v Plug-In Electric Panel Wall Heater - Gen 2

Key Features:

  • This is a high efficiency space heater that has been discontinued by the manufacturer. It has been replaced by the model number LE5012P.

  • This space heater is high efficiency, meaning it will save the shopper up to 50% on their heating bill. It is also ultra-safe and low wattage. This space heater is perfect for heating up a room without having to turn on the central heat.

  • This space heater is safe to use and doesn’t get too hot to the touch. It also has a safety feature that cuts off the power if it’s removed from the wall. You can leave it running all day and night without having to worry about it. This space heater is also good for people with allergies or respiratory problems because it doesn’t blow dust or allergens around.

  • The high efficiency space heater is a silent, fan-less space heater that uses “Stack Convection Technology” to create an updraft of warm, slow-moving air that circulates throughout the room. The space heater also has an auto-dimming power light for a great night’s sleep.

  • The heater is easy to install and doesn’t require a contractor. It’s easy to operate and maintain, and has a sleek design that saves floor space.

  • The space heater is low power, only using 500 watts, and is highly efficient. It can be used in multiple rooms without tripping a breaker and comes with a 3 year warranty. Made in the USA, this space heater also has award winning customer service.

  • The high efficiency space heater is no longer being manufactured, but has been replaced by a new model.

$179.95 Buy on Amazon


Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater

 Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater

Key Features:

  • The shopper is looking for a high efficiency space heater that will heat up water quickly without wasting any energy.

  • This high efficiency space heater is ideal for a shopper who is looking for a low operating cost. The high energy efficiency and water savings setting make this heater a great choice for anyone looking to save money on their energy bill.

  • This space heater is designed to be compact and save space, making it perfect for replacing an old tank. It is high efficiency, meaning it will heat up your space quickly and evenly.

  • This high efficiency space heater will automatically shut down if it detects a water or gas leak, and will provide an error code to indicate the problem.

  • This is a high efficiency space heater that is for use indoor only. It is designed to save energy and money by heating only the areas that you need.

$1,499.00 Buy on Amazon


Pro Breeze Space Heater – 1500W Electric Heater with 3 Operating Modes and Adjustable Thermostat – Room Heater for Bedroom, Home, Office and Under Desk – White

 Pro Breeze Space Heater – 1500W Electric Heater with 3 Operating Modes and Adjustable Thermostat - Room Heater for Bedroom, Home, Office and Under Desk - White

Key Features:

  • This space heater is high efficiency and super fast warming. It is cost-efficient and perfect for keeping you warm this winter.

  • This space heater is powerful and efficient, perfect for heating up small spaces. It has two different power settings, 750W and 1500W, as well as a fan-only mode, so you can customize your heating experience. This space heater is also energy efficient, so it’ll help you save money on your energy bills by only heating the rooms you’re using.

  • The heater has an adjustable thermostat that monitors the temperature of the surrounding air to make sure the heater is working efficiently. The heater is small and powerful, making it perfect for use in a bedroom, office, or under a desk.

  • The high efficiency space heater has built in overheat protection and an enhanced anti-tip over switch to ensure the mini heater instantly switches off in any unsafe situation.

  • The Ultra Portable Space Heater is a lightweight and compact space heater that can be transported to wherever you need it most. It is perfect for use in homes, garages, dorms, and offices. It features two heat settings (low and high), and has a dimensions of 6.5” x 5” x 9”.

$25.49 Buy on Amazon


Dreo Radiator Heater, Upgrade 1500W Electric Portable Space Oil Filled Heater with Remote Control, 4 Modes, Overheat & Tip-Over Protection, 24h Timer, Digital Thermostat, Quiet, Indoor

 Dreo Radiator Heater, Upgrade 1500W Electric Portable Space Oil Filled Heater with Remote Control, 4 Modes, Overheat & Tip-Over Protection, 24h Timer, Digital Thermostat, Quiet, Indoor

Key Features:

  • The high efficiency space heater is a 1500W oil radiator that is spindle-shaped with M-shaped heating fins. It is designed to provide 360° efficient circulation of hot air in rooms up to 300 square feet.

  • This Dreo oil radiator heater is designed for quick and even heat distribution in a large area. It features spindle-shaped openings and enlarged fins for increased efficiency, and dual U-shaped heating tubes.

  • This is a high efficiency space heater that has a cool touch design. The heating element and fins are not directly exposed, preventing burn risks. The exteriors are also specially treated to be only at 80℃ at most during use, 30% less hot to the touch than most oil heaters.

  • This space heater is high efficiency and made of V0 flame retardant materials. It is certified by UL and has a built-in tip-over switch.

  • This space heater is energy efficient, with three different heating modes. It also has a smart ECO mode that adjusts the working mode based on the room temperature, so that your home is always warm without using too much energy.

  • This is a high efficiency space heater that is easy to use. It includes a remote to allow you to mute, set a timer, and access other functions of this oil-filled radiator heater from 19 feet away. Universal wheels make moving this big guy a breeze. Assembly is super easy — Just open the bottom brackets and insert the wheels directly. No tools needed.

  • The Dreo oil radiator heater is a high efficiency space heater that comes with a 24-hour timer. You can set the timer in 1 hour increments, and the heater will automatically turn on and off according to your schedule. This is a great way to stay warm at home without having to worry about leaving the heater on all day.

  • This space heater is highly efficient and has a flash point of 230 degrees Celsius.

$119.99 Buy on Amazon


Mueller Portable Space Ceramic Heater 750W/1500W, High Output Fan, Adjustable Thermostat, with overheat/tip over protection for Home Bedroom or Office, ETL Certified

 Mueller Portable Space Ceramic Heater 750W/1500W, High Output Fan, Adjustable Thermostat, with overheat/tip over protection for Home Bedroom or Office, ETL Certified

Key Features:

  • This space heater is perfect for winter season and freezing nights. It is 50db quiet which means it won’t be disruptive and can be used in any room.

  • The heater is lightweight and portable, making it easy to carry from room to room. It can be placed on the floor or on a table, making it versatile for any space.

  • The high efficiency space heater has an adjustable thermostat with 11 different temperature settings. This allows you to keep your room temperature at the most optimal level.

  • This space heater has a number of safety features to protect against overheating, tipping, and high temperatures.

  • The Mueller high efficiency space heater is a top quality product designed to make your life easier. With 24/7 live telephone customer support, this space heater is perfect for anyone who needs a little extra warmth in their home.

$29.97 Buy on Amazon


PELONIS PHTPU1501 Ceramic Tower 1500W Indoor Space Heater with Oscillation, Remote Control, Programmable Thermostat & 8H Timer, ECO Mode, Tip-Over Switch & Overheating Protection, White

 PELONIS PHTPU1501 Ceramic Tower 1500W Indoor Space Heater with Oscillation, Remote Control, Programmable Thermostat & 8H Timer, ECO Mode, Tip-Over Switch & Overheating Protection, White

Key Features:

  • The heater has a ceramic heating element that warms up quickly and provides a steady, comfortable temperature.

  • The PTC indoor space heater is a high quality, cool touch, flame resistant space heater that is safe to use. It has a US standard socket that can directly plug into an outlet without any adapter or extension cord. It also has overheating and tip-over switch protection to ensure the safety of you and your family.

  • This high efficiency space heater has three heating options (High, Low, ECO mode) to achieve customized temperature settings with maximized efficiency and warmth. ECO setting automatically helps energy-saving based on your ambient temperature.

  • The high efficiency space heater is a user friendly space heater that features touch control, remote control, oscillation, 8 hours timer and carry handle.

  • Pelonis is an American brand that manufactures high-efficiency space heaters. Their products come with a 1-year manufacturer’s warranty, so you can feel confident in your purchase.

  • This space heater is rated for 110 volts, meaning it will work with most standard home outlets. It is also designed for high efficiency, meaning it will use less energy to produce the same amount of heat as a traditional space heater.

$59.99 Buy on Amazon


Envi Plug-in Electric Panel Wall Heater for Home, Energy Efficient, Child Safe, Quiet, Great for Bedrooms, Bathrooms, Office, Kitchen, Garage, Tip-Over Protection, Comfort-Level Adjustable Thermostat

 Envi Plug-in Electric Panel Wall Heater for Home, Energy Efficient, Child Safe, Quiet, Great for Bedrooms, Bathrooms, Office, Kitchen, Garage, Tip-Over Protection, Comfort-Level Adjustable Thermostat

Key Features:

  • This is a high efficiency space heater that can save you up to 50% or more on your heating bill. It is super efficient and ultra safe. It is wall mounted and low wattage. It can heat a whole room for as little as 4 cents per hour.

  • This high efficiency space heater is safe to use and will not overheat. It is also ideal for people with allergies or respiratory problems.

  • This space heater is designed for silent, gentle warmth with an auto-dimming power light. It uses “Stack Convection Technology” to create an updraft of warm, slow-moving air that circulates throughout the room.

  • This is a high-efficiency space heater that is easy to install and operate. It is 100% maintenance-free and has a slim, sleek design that saves space.

  • This is a high-efficiency space heater that is brand new for the 2022 model year. It has a modern design and elegant top vent and controls. It has a low power draw (only 500 watts & 4.2 amps) so multiple heaters can be installed without tripping a breaker. It is widely used in bathrooms and bedrooms, in offices and businesses, in hotels, and in nursing homes and apartment complexes. It has a 3 year warranty, is made in the USA, and has award-winning customer service.

$179.95 Buy on Amazon


PELONIS PHO15A2AGB, Basic Electric Oil Filled Radiator,black space heater, 26.10 x 14.20 x 11.00

 PELONIS PHO15A2AGB, Basic Electric Oil Filled Radiator,black space heater, 26.10 x 14.20 x 11.00

Key Features:

  • The Pelonis oil-filled radiator heater is a high efficiency space heater that features 3 heat settings (600, 900 and 1500 watts) with a mechanical adjustable thermostat. This allows you to customize your heating needs during the cold weather with high energy-efficiency.

  • This space heater is equipped with 4 heavy duty universal casters and a front carry handle, making it easy to move from room to room. It is also high efficiency, meaning it will use less energy and save you money on your energy bill.

  • This space heater is safe to use with several safety features, including a power indicator light, over-heat protection, and a tip-over safety switch.

  • This is a high-efficiency space heater that operates quietly, so you can enjoy a peaceful environment without being disturbed by noisy heater sounds.

  • The Pelonis high efficiency space heater comes with a 1-year manufacturer warranty, ensuring customers of its quality and durability.

$76.35 Buy on Amazon


EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW – Quantity 1

 EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1

Key Features:

  • This space heater is designed for high efficiency and consistent performance. It features on-demand hot water that never runs out, and continuously monitored water temperature and controlled flow rates for efficiency.

  • This is a high efficiency space heater that is 90% smaller than traditional tank heaters. It can be installed on a wall or at point of use. The dimensions are 17 x 17 x 3.75 inches.

  • The space heater is 99% energy efficient and only heats water when it is called for, unlike a tank heater. This can save up to 50% in water heating costs, according to the Department of Energy.

  • The EcoSmart ECO 27 is a high-efficiency space heater that is ideal for providing hot water for whole home applications. It provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature.

  • This high efficiency space heater has a limited lifetime warranty on its electronics, exchanger, and element. It is UL-499 certified and ETL Listed.

  • This space heater is very efficient and requires three 40 amp double pole breakers.

  • This high efficiency space heater is recommended for use with a 200 amp electrical panel. It is designed to be highly efficient, providing great warmth while using less energy.

  • This space heater is highly efficient and will never run out of hot water. It is perfect for a shopper who wants to never have to worry about their hot water supply.

  • The high efficiency space heater for a shopper saves up to 12 cubic feet of storage space. It is made of high quality materials and is durable. It is easy to use and is energy efficient.

  • This space heater has digital temperature control in 1-degree increments, giving users complete control of the temperature of the hot water.

$433.26 Buy on Amazon


PELONIS PH-19J 1500W Fast Heating, Programmable Thermostat, Easy Control, Widespread Oscillation, Over Heating & Tip-over Switch Protection, 17.767.72inch, White

 PELONIS PH-19J 1500W Fast Heating, Programmable Thermostat, Easy Control, Widespread Oscillation, Over Heating & Tip-over Switch Protection, 17.767.72inch, White

Key Features:

  • This space heater is designed to evenly heat a room by oscillating 83 degrees from side to side. It is a ceramic heater that is energy-efficient and has a consistent temperature.

  • The PTC electric heater is made of cool touch ABS UL94 V0 flame resistant material, which is safe to use. It has an overheating protection and tip-over switch to ensure safe use.

  • The high efficiency space heater is a ceramic heater that is equipped with a ceramic heating element and maximum 1500W power. It quickly heats up to 70°F in 3 seconds with reliable ceramic heating technology, offering a comfortable and consistent temperature.

  • This is a high efficiency space heater that has a programmable thermostat and an easy to use control dial. You can choose between high or low heating, and it has an oscillation function to warm up your desired area.

  • This is a high efficiency space heater that is perfect for personal, home, office, and bedroom use. It is a compact size multi-function heater that is safe and modern looking. It packs 1500 watts into a compact design.

  • This space heater has a 1-year manufacturer warranty, so you can be confident in its quality.

$44.99 Buy on Amazon


Best High Efficiency Space Heater Buying Guide

Before choosing the best high efficiency space heater you should consider following options:

1. Wattage Rating: The first thing you should look at is the wattage rating of the heater. The higher the wattage rating, the more powerful the heater will be and the more heat it will be able to produce.

While it is not necessarily important to have the most powerful heater on the market, it is important to have enough power to heat a particular space. Keep in mind that you will need extra watts to heat a larger space or one with poor ventilation.

2. Heating Area: The area that you want to heat should also be considered when shopping for a heater. If you want to heat a small room, then it is not necessary to buy a heater with a high wattage rating.

However, if you want to heat a large space, then you will want to purchase a heater with a high wattage rating. Keep in mind that the heating area will affect the total watts needed for the heater.

3. Energy Efficiency Rating: Not only will heaters with higher energy efficiency ratings save you money, but they are also better for the environment. Look for a unit that has an energy efficiency rating of at least A.

There are also heaters on the market that have an energy efficiency rating of up to A. Keep in mind that the more efficient the heater, the higher the price.

4. Price: The price of the heater should also be considered before purchasing. There are a variety of heaters on the market with varying price points.

If you want to purchase the most economical heater on the market, then you will want to purchase a unit with a lower wattage rating. Keep in mind that the amount of heat produced by the heater will be reduced.

5. Safety Features: Regardless of which heater you decide to purchase, it is important to buy one that has safety features. Look for a heater that has an overheat protection feature. This will prevent the heater from overheating and causing a fire.

It is also important to purchase a heater with an outstanding safety bar. This will protect you from coming into contact with the hot element of the heater if the safety switch fails.

6. Durability: It is important to purchase a heater that will last for a long time. Look for a unit that features a stainless steel tank and heat strip.

This will help the heater last for a long period of time.

7. Design: The design of the heater should also be considered before purchasing. There are a variety of heaters on the market with different designs. Some heaters have an up and down heat output while others have a 360 degree heat output.

Some heaters are portable while others are not. Some heaters are designed to be used as a floor heater while others can be used as a handheld heater.

8. Ease of Use: The ease of use of the heater should also be considered before purchasing. There are various heaters on the market that are easy to use, while others are more complicated.

For example, some heaters have a slide control lever that allows you to adjust the heat output. Other heaters have knobs that are more difficult to use.

9. Style: The style of the heater should also be considered when purchasing. Some heaters have a modern and sleek design while others have a more traditional design.

While it may not seem like an important factor to consider, your heater will be in your home for an extended period of time. Therefore, you may want to purchase a heater that fits the overall


High Efficiency Space Heater FAQs

1. What is a high efficiency space heater?

A high efficiency space heater is a device that uses less energy to produce the same amount of heat as a traditional space heater. High efficiency space heaters are available in a variety of designs, including radiant, convection, and forced-air models.

2. How does a high efficiency space heater work?

A high efficiency space heater uses a fan to circulate warm air around the room. The fan blows the air over a heating element, which warms the air and blows it back into the room.

3. What are the benefits of using a high efficiency space heater?

Some benefits of using a high efficiency space heater include reducing your energy consumption and carbon footprint, saving money on your energy bills, and improving the indoor air quality of your home. Additionally, high efficiency space heaters often have features that make them more convenient to use, such as timers and remote controls.

4. Are there any downsides to using a high efficiency space heater?

There are some potential downsides to using a high efficiency space heater. One is that they can be more expensive to purchase than a traditional space heater. Another is that they may not heat a room as quickly as a traditional space heater.

5. How much does a high efficiency space heater cost?

There is no one-size-fits-all answer to this question, as the cost of a high efficiency space heater will vary depending on the specific model and features that you choose. However, you can expect to pay anywhere from $50 to $200 for a high efficiency space heater.


Conclusion

There are many great high efficiency space heater on the market. Our list of the best high efficiency space heater will help you save time researching and choosing the best one for you.

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