The Best 400 Watt Heater of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 400 Watt Heater of 2022. Check our ranking below.
2,945 Reviews Scanned
Rank No. #1
NewAir Portable Heater - 400-watt Under Desk Heater with Slim Fit Design and Silent, Energy Efficient Operation | Ideal for Office, Desk, Home, and More
- Slim Design is A Real Space Saver - This powerful heater fits under your desk to deliver heat directly into your workspace. Its slim frame is designed to warm your entire body and give plenty of leg room to stay cozy and comfortable at your desk.
- Silently Does Its Job so You Can Do Yours - Don’t worry about disrupting your coworkers or loosing your concentration; it uses diathermic oil rather than a fan to send heat into your personal workspace.
- Energy Efficient to Cut Down Costs - This energy efficient heater uses 400-watts of energy to help you save on your electricity bills.
- Smart Safety Features to Heat in Peace - The under desk heater comes with an automatic shut-off function to prevent the risk of overheating. It also comes with a tip over kill switch to turn off the heater, preventing accidents from happening.
- Portable Features to Put in the Perfect Place - You can easily take your portable heater with you thanks to its portable features. The handle allows you to grab-and-go to your next location. Plus, its lightweight body makes it easy to move.
Rank No. #2
Brightown Small Space Heater for Indoor Use - 400W Low Wattage Portable Personal Mini Heater with Tip Over Protection, Low Noise Desk Heater for Office Bedroom Home Use
- 【Brightown Mini Heater】Single on/off switch on the back of electric mini heater. Minor glow from the power light is red to let you know the unit is on. The cord is 5 1/2 feet long with 2 prong connections. The desk heater for office indoor personal use such as office desk table tent camping desktop
- 【Low Wattage Small Heater 】 400 watt, 120 volt AC, 3.63 amps. Low wattage space heater is more economical than running a higher wattage space heater and will not overload the circuit. Great choice for people who live in a mild climate
- 【Quiet and Fast Heating】 Brightown electric heater puts out a pretty decent amount of heat, suggesting using it for space about 100 square feet. Use it by the desk, take the chill off a small, cool office space. Use it at home when you don't want to heat up the entire house with other centralized heaters. Desk heater for office quiet, so it won't affect your sleep, work or study.
- 【Bright and Compact】 6.3 x 3.15 x 6.3 inch bright orange color makes it easy to see and our portable heater is nicely compact so you won't knock into it. This personal space heater doesn't take up much space and portable that moving it from room to room is a breeze
- 【Safe and Reliable】 ETL certified desktop heater made of flame retardant material, will shut off automatically if you happen to tip it over, which is a nice safety feature, especially around the lot of papers on the desktop. Our desk heaters are protected from overheating and the ceramic surface of the office heater keeps it cool while working, safe to touch.
Rank No. #3
Trendgear Small Space Heater, 400W-Watt Electric Tiny Heater for Indoor Use, Energy-Efficient Portable Heater with Fast Heating
- 【Space-Saving Design】DIMENSIONS:4.3''X3.9''X6.7'',1.2pounds lightweight. This mini heater is ideal for home, bedroom table,office desk and desktop use.
- 【Energy Saving and Efficient】400 watts power cost-effectiveness. PTC heating element which makes you feel the warmth immediately and helps to save your electric bills.
- 【Safe & Reliable】 Overheat protection will auto shut-off when the heater overheats. Effectively avoiding fire or any other safety accident.
- 【Quiet & Fast heating】 Low Noise Level <50db, quiet enough to use while sleeping, working, or studying! Fast heating within 3S, warm without waiting.
- 【Easy to use】Plug it into a standard wall outlet. Simple controls to change the heater On and Off. Equipped 6 Foot Power Cord.
Rank No. #4
Smart Space Electric Heater, Adjustable Thermostat/Temperature detection/Timer,Fast Heating, Portable Fan Heater with 3 Heat Settings,Built-in Overheat & Tip-Over Protection (400W/900W)
- Quick to heat: thanks to the ceramic heating technology, mini fan heater from Upwsma heats faster and more efficiently than conventional heaters. Ideal for heating living areas such as bathroom, living room, bedroom, conservatory or office.
- Automatic shut-off when tipped over for safety: For safe operation, the heaters automatically turn off when covered, blocked or accidentally tipped over, even with high-density front net to avoid possible dangers. The small heater protects your home. Even if children or pets are nearby, don't worry.
- Quiet fan heater: very quiet, no radiation, great for baby room/children's room.
- Two heat levels. Low temperature gear / 400 W, 2 high temperature transmissions / 900 W.
- Compact and portable: the mini ceramic fan heater is compact and portable. Large: 170 x 80 x 190 mm, only 794 g, also great for camping, hiking and other outdoor activities.
Rank No. #5
GiveBest Small Electric Space Heater, 400W Low Wattage Personal Heater with Tip Over Protection, Mini Quiet Space Heater Under Desk, Table Top Heater for Office Desk Room Home Indoor Use, Safe Heater
- 【 Quick Heating in Minutes 】 PTC ceramic heating tech and high-speed fan enable this space heater to heat up 200 square feet in minutes. Perfect for desk, office, table and small space
- 【 Energy-efficient Space Heater 】Compared with high power-consuming centralized heaters, this small high-efficient heater helps you to say goodbye to a mounting electricity bill
- 【 Safe and Reliable to Use 】 Made of quality-assured flame retardant material, this room heater achieves zero safety hazards. Tip-over protection turns off the heater when it's knocked over, perfect for houses having kids and pets. Overheat protection will shut the heater off automatically when overheating
- 【 Quiet for Sleeping Undisturbed 】 Lower than 45dB level, the electric heater for home is comfortably quiet to use in a bedroom while sleeping. It’s also extremely suitable for warming the room while reading, working, studying, or watching TV, never worried about being disturbed
- 【 Portable Desk Heater 】 This personal heater takes up little space and is easy to carry around. Perfectly fits for indoor use such as office, room, desk, home, bedroom, bathroom, etc.
Rank No. #6
Space Heater, Teioe Mini Electric Space Heater 800W/400W, Small PTC Ceramic Heater with Tip-Over and Overheat Protection, 3 Operating Modes, Space Heaters for Office, Bedroom and Under Desk (GREY)
- FAST & POWERFUL HEATING - Equipped with advanced ceramic heating elements, Teioe small space heater provides faster and more energy efficient heating. This electric space heater heats up to 70°F in 3 seconds, perfect space heater for bedroom, office and desk use.
- ADVANCED SAFETY - Our portable space heater is made of flame retardant material. Built with multiple safety features, including overheat protection, tip-over protection, 8hr auto power-off, 30 seconds delay shutdown. Safe space heater for indoor use.
- PORTABLE & QUIET - The size of the electric space heater is: 8.3" x 5.5" x 3.1", 1.6 pounds lightweight. Build with pure leather handle, makes it easy to be placed in any room or moved. Noise is lower than 45dB, will not bother your sleep, read and work, quiet space heater for office.
- EASY TO USE - Adjust the rotation botton to choose three modes. 800w high heat, 400w low heat and natural wind mode. The high/low heating mode blows warm air at different speeds to heat the air. It makes the small space heater ideal choice for your personal space in home and office.
- MINI RETRO DESIGN - This mini space heater adopts fashion retro design. The refreshing appearance can decorate your home or office while keeping warm. The mini heater is the ideal Christmas gift for family and friends.
Rank No. #7
Joy Pebble Space Heater, 400W/800W Oscillating Radiant Heater, 2-Level Rapid Heating, Electric Dish Heater with Tip-over&Overheat Protection, with 180-min Timer, Personal Space Heater for Home/Office
- 【Dual-gear fast & Efficient Heating】Joy Pebble space heater has 400W and 800W heating power for you to adjust to meet different temperature needs. It can heat up quickly within 1 second after turning on, fast and efficient heating.
- 【Tipping & Overheat Protection】The Joy Pebble electric heater has multiple safety settings, not only overheating protection and tipping protection, but also ETL safety certified to ensure you are in a safe and warm environment.
- 【Oscillating & Adjustable Tilt】Joy Pebble Radiant Space Heater is equipped with a swivel heating mode that can rotate up to 65°to heat up to 162 square feet of space. You can also adjust the head tilt angle about 10 degrees for flexible heating.
- 【Easy to Operate & Carry】Joy Pebble portable heater has only two knobs, which makes it easy to operate and can be used by both the elderly and children. It also comes with a hidden carrying handle, bring it wherever you go, and you can make heat anytime and anywhere.
- 【Work Quietly & Energy Efficient】The energy efficient space heater does not make any noise when it works, so you can totally use it while working or sleeping. In addition, Joy Pebble space heater has a 180-minute timer function to efficiently heat the space and save energy at the same time.
SaleRank No. #8
EconoHome Wall Mount Space Heater Panel - with Thermostat - 400 Watt Convection Heater - Ideal for 120 Sq Ft Room - 120V Electric Heater
- SAVE UP TO 50% OF YOUR HOME HEATING COSTS: Lower your energy bills and still feel cozy and warm with our electric heater. Our flat heaters are ENERGY EFFICIENT, consuming 0.4 KW/HR., which is less than 1/3 of the electricity than conventional space heaters. This method will lower your energy bills with great savings and will keep the room with constant ambient warmth.
- CONVECTOR HEATER SPECS: Ideal for a 120 sq. ft. room, 400 watts, 120 volts, 3.33 amps. Panel Heater Dimensions: 23.5 x 23.5 x ¼”. cETL approved. UL-2021 & RoHS compliant. HEAT REFLECTOR INCLUDED, temperature ranges between 41-86 °F. This unit may be HARD WIRED! We offer a 3 Year Manufacturer Warranty!
- SAFE AND EFFICIENT TECHNOLOGY: This electric wall heater operates at a constant temperature persistently. It ignites with minimal radiant heat which transmits to convection currents that rise from behind the heating panel and circulates heated air around the room. WE RECOMMEND BUYING THE HEAT GUARD ACCESSORY to go along with this heater because it doubles the efficiency of the convection currents, and its exterior casings stay warm and safe to touch.
- UPDATED CRACK RESISTANT VERSION: This upgraded durable model is TRIPLE REINFORCED and made with a superior calcium silicate material. TRIPLE INSULATED for electrical safety. EASY TO MOUNT on any wall (Installation hardware Included). Enjoy the beautiful sleek PAINTABLE DESIGN which blends in with any décor.
- NO FAN THAT DRIES OUT: Asthma and dust allergy sufferers can enjoy warmth without irritation since the air will not dry out, nor will dust circulate around the room. Perfect for all indoor rooms, including bathroom, bedrooms, office, garage, and RV.
Rank No. #9
R.W.FLAME Radiant Electric Space Heater with Thermostat and Timer, 800W/400W Portable Dish Heaters for Indoor Use, Overheat and Tip Over Protection, Quiet Heater Fan for Bedroom Office Desk Home
- 4 Heat Settings＆6 Timing Modes: This space heater for indoor use has four heating modes: high heating, high heating with OSC, low heating, and low heating with OSC.The heater Fan has a 10-60 minute timer.The heater for office，bedroom any interior space is perfect.
- Oscillates & Adjustable Thermostat: This oscillating space heater can rotate 65° left and right and swing up and down 9° to provide you with warmth in all directions.The dish heaters has two powers of 400W/800W, and the small portable heater can keep your room at a comfortable temperature according to the setting of the thermostat. Carbon heating mode, heating power up to 95%, fast heating within 2 seconds.
- Convenient Carry Handle: The built-in handle makes it easy to move the radiant heater. Lightweight makes it more convenient to bring the portable heaters anywhere you want. Thanks to the heater's compact size and convenient carry handle you can easily move the heater from the kitchen to the bedroom, or under the desk.
- Advanced Safety Features: The small space heater has an ETL certificate and is combined with multiple built-in safety features, which include an overheat sensor, tip-over switch, etc. When the desk heater tilts to a certain angle on the ground or the temperature is extremely high, the machine will automatically shut down to prevent accidents and protect your safety.
- Low Noise to Use: The noise of the electric heater is tiny, the small space heater is used in the bedroom and office. This space heater can warm up the space you need when studying, reading, working, and watching movies without disturbing. The heater should be used in a room with a smaller floor area than 160ft².
Rank No. #10
PTC Car Fan Heater with Power Cord 110V 400W Electric Ceramic Energy Saving Constant Temperature Thermistor Insulation PTC Fan Air Heating Tools for 3D Printer Humidifier Air Conditioning, PTCYIDU
- 🔥SMALL SPACE & BIG ENERGY: This original with mounting holes 110V 400w PTC car fan heater from PTCYIDU are made of high quality has stable working performance and highly strict procedure which is portable and suitable for 0.5 cubic space. Easy to instal and use.
- 🔥PROFESSIONAL TEMPERATURE RESISTANCE: Our PTCYIDU fan heating element is an an automatic constant temperature and energy-saving electric heater, with the characteristics of surface insulation and high safety, PTC thermistor, containing high temperature resistance wire, heated by airflow to control instrument.
- 🔥INSULATION SURFACE: This PTCYIDU energy saving air heater is designed with surface insulation, high security and high reliability. We also equipped with power supply and wiring for convenience to use.
- 🔥NOTE: Stable power related to the conditions of use, the same PTC heater, different using conditions, the power may differs a few times. The faster the heat dissipation is stable. Please Please test it during room temperature around 25 degree.
- 🔥WIDE APPLICATIONS: Our fan Heater especially apply to automobile heater, electrical thermostat incubator, small instruments, small box space environment temperature heating, 3D printer etc. It is suitable for heating, dehumidifying and keeping warm in small space within 0.5m³.
Last update on 2023-11-09 / Affiliate links / Images from Amazon Product Advertising API
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- Brand Value: Every brand of 400 Watt Heater has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an 400 Watt Heater?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your 400 Watt Heater.
- Customer Ratings: Number ratings grade 400 Watt Heater objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 400 Watt Heater.
- Product Quality: You don’t always get what you pay for with an 400 Watt Heater, sometimes less, and sometimes more.
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