10 Best space heaters for large rooms (2025)

• ETL-Certified Safety: Made of V0 flame-retardant materials with multiple safety features including built-in smart tip-over protection, overheat protection, 12-hour timer, 24-hour automatic power off without interaction, V0 flame retardant 2-prong plug, and sturdy 6ft long flat power cord. Safe and worry-free all-day use. Safety Reminder: Please do not use with an extension cord. Only plug directly into the wall outlet.
• Fast Indoor Ceramic Heater: Powerful 1500W PTC ceramic heating allows this space heater to heat up in seconds, suitable for warming up spaces in the home including bedrooms, basements, garages, living rooms, and can also be used in offices, dorms, hot yoga studios, etc. Heating Coverage:200 sq.ft.
• Quiet Heating: 40dB - almost as quiet as a library. The fan wheel uses oblique airflow technology, which effectively reduces wind noise and makes the room heater 12% quieter than traditional electric heaters. Calm airflow lets you sleep soundly and work undisturbed during the cold winter
• Uniform Heating: Experience enhanced comfort in large rooms with the exclusive trackball system, engineered for smooth and whisper-quiet oscillation. The 70° wide-angle oscillation, with a lifespan of over 750,000 cycles, boosts heating coverage by 20%, which helps distribute the warm air more evenly towards the room's corners
• Energy Efficiency: Save on energy bills and live more sustainably. With a built-in precise temperature sensor, the smart ECO mode adjusts the working mode independently (with a low of 900W and high of 1500W to efficiently maintain your desired indoor temperature) based on the ambient temperature

• The Ultimate Heating Experience: Dreo's upgraded 25" ceramic space heater brings 11.5 ft/s fast heat thanks to its new hyperamics thermal design, while the extended impeller doubles the heat range making it the ideal space heater for large rooms and warmer winters.
• Unbreakable Safety: This room heater for indoor is fully packed to safely warm up your winter. Built with V0 flame retardant material, reinforced plug, 45° tip-over and overheat protection certified by ETL. An additional child lock setting reduces the risk of accidents, making safer to heat and more secure to use.
• Warm Your Nights in Absolute Quietness: Dreo's new airflow design brings down noise as low as 32dB, making this space heater for bedroom an ideal option to blow a comfortable warm air quietly, and enjoy a quiet, disturbance-free office or a good night's sleep.
• Precise Temperature Control: Set room temperature with more accuracy than ever before, this space heater with thermostat uses a dedicated thermal sensor to gauge the room temp and adjust heating automatically in ECO Mode, temperature can be set between 41-95°F with 1°F precision for ideal comfort.
• Expanded Heating Capabilities: Bring warm air to every corner of your room. This portable space heater with 70° Wide Angle oscillation can easily cover areas of 100-270 sq ft. Choose from four heating modes (H1/H2/H3/ECO) according to your needs, and even use it as a fan to circulate the air when the room is too hot.

• Powerful heat that fits everywhere: Dreo space heaters for indoor combines Hyperamics 1500W advanced PTC system with a new heat funnel design to deliver heat within seconds and enhance warm air circulation for up to 200% farther reach than traditional heaters.
• Unbreakable safety: Dreo goes beyond the unexpected to deliver peace of mind with every room heater. The innovative tilt-detection sensor improves accuracy and reliability for better tip-over protection, and built with V0 flame retardant materials, overheat protection, and safety plug, all certified by ETL.
• Ultimate temperature control: The enhanced NTC chipset brings more precision to turn your space heater with thermostat into a smart heating powerhouse, allowing you to set heat on a wider range from 41-95℉ with 1℉ increments, saving you energy while keeping you comfortable.
• Cozy quietness: No more choosing between quiet or warmth, Dreo's heater for bedroom warms quietly thanks to its brushless DC motor with frictionless performance and a winglet fan design that reduces turbulence, reducing noise to only 34dB.
• Fits into your lifestyle: This portable heater handle makes it easier to carry and is equipped with multiple heating levels and modes to heat as you like (Power heat, ECO, Fan Only). It also features handy extras for a hassle-free experience (remote control, 12-hour timer, mute, child lock, and memory function).

• Powerful and Widespread Heating: Experience instant and efficient warmth with Dreo's 30" ceramic heater featuring a 308mm large PTC element, upgraded Hyperamics thermal design, and 30°-60°-90°-120° customizable oscillation, perfect for large rooms up to 300 ft². For optimal performance, please ensure a stable voltage environment in your home.
• All-around Safety: Stay warm this winter with peace of mind. Our heaters for indoor use offers 8 comprehensive protections, including V0 flame-retardant material, cool-touch housing, FortPlug, thermal insulated wiring, child lock, 45° tip-over protection and overheat protection, all certified by ETL.
• Heat the Way You Like: This electric space heater offers 9 comfort levels to suit your needs. Choose from 5 heat levels and ECO mode for optimal warmth, or switch to 3 fan levels to create air circulation.
• Precise Temperature Control: Powered by advanced controllable silicon technology, this energy-efficient space heater provides precise temperature control and up to 50% energy savings, bringing you all-day comfort without worrying about your electricity bills.
• 25 dB Extreme Quietness: Enjoy a warm, comfortable environment without disturbance. DREO's innovative airflow design reduces noise to an ultra-quiet 25 dB, making this heater for bedroom ideal for a peaceful night's sleep or a quiet, focused workspace.

• ✅【2 QUIET SETTINGS】 This electric space heater features 2 quiet heat settings (high heat and low heat), plus an adjustable thermostat that will maintain the temperature in the room. The optional widespread oscillation feature on this heater evenly distributes warm air throughout the room.Cord Length: 6'.
• ✅【REMOTE CONTROL】 Use the multi-function remote control to turn the heater on/off, set the timer, turn the oscillation on/off or adjust the thermostat. For an added convenience, there is storage for the remote control on the back of the heater so it won't get lost.
• ✅【ADJUSTABLE TIMER】This tower space heater features an auto-off timer function. Set the timer from 1-8 hours (in 1-hour increments) and the heater will automatically turn off after the selected timer.
• ✅【BUILT-IN SAFETY FEATURES】 Overheat protection ensures the space heater does not overheat even if left on for an extended amount of time. While a cool touch exterior keeps the heater cool to the touch even after running for hours. This heater is ETL listed for added safety.
• ✅【FULLY ASSEMBLED】Comes fully assembled and ready to use, just take the heater out of the box and have it working it minutes. Simply plug the heater into a wall outlet, adjust the thermostat, and enjoy the warmth from your new Lasko space heater. This space heater stands 23" high and 7 inches wide and weights only 7.29 pounds. The lightweight design and the built-in carry handle makes it easy to move from room to room.

• Speedy heat for instant comfort: With 1500W PTC ceramic heating and Hyperamics Tech,this portable heater provides quick and soothing warmth in seconds.It turns cold rooms into cozy spaces with a heating speed of 11.6 ft/s, covering up to 250 sq.ft.
• Cozy warmth anywhere you are: With a 70° wide-angle heating capability, DREO Space Heaters spread warmth throughout your room. Perfect for large spaces like bedrooms, living rooms, and offices.
• Peerless safety and reliability: Enjoy top safety with this indoor heater, featuring Shield360° protection, tip-over and overheat safeguards, a 24-hour auto-off function, and V-0 flame-retardant materials. ETL-listed for your peace of mind.
• Perfect temperature, every time: Set your preferred heat level with the digital thermostat on this electric heater, adjustable between 41-95°F. It ensures precise heating and helps save energy while keeping you warm and cozy.
• Whisper-quiet warmth for restful nights: DREO’s bedroom heater runs quietly, thanks to its brushless DC motor and winglet fan design that reduces turbulence. With noise levels as low as 34dB, it’s perfect for undisturbed sleep.

This PELONIS Oscillating Ceramic Tower Indoor Space Heater for Home with Oscillation, Programmable Thermostat & ECO Mode, 12H Timer & Remote Control, Safety Protection, 23 Inches, 1500W, PHF15RSAPH23 is a top choice in . Customers appreciate its quality, performance, and value.

• Faster Heat Than Ever: Powered by Dreo Hyperamics Technology, Atom One space heater heats up more efficiently with up to 1500W working power, reaching your desired temperature immediately, letting you feel fast, balmy heat straight away. This electric heater is meant to sit by your feet on the floor, near your hands on a desk, or carry around indoors. Add our heaters for indoors use to your cart & experience our amazing heater and customer service
• Shield360° Protection: Dreo Room Heater Heat up your day and night without worries. ETL-listed Shield360° system provides tip-over and overheat protection, as well as an enhanced safety plug. Along with UL94 V-0 flame-retardant materials to ensure ultimate safety in all aspects
• Save More on Energy Bills: ECO Mode adjusts the heat level automatically to reach your desired temperature while saving more on energy bills. Personalize your own comfort with the digital thermostat from 41 to 95 ℉, adjustable in 1℉ increments. Precise Heat, Precise Comfort
• Warm Any Angle: Experience the heat that envelopes you in the widest way possible. 70° wide-angle oscillation sweeps around to cover the whole area, providing wide-reaching heat for your bedroom, garage, basement, office, desktop, etc
• Engineered to be Quieter: Brushless DC motor and 9 aerodynamic blades smooth out airflow and eliminate air turbulence, delivering soft, tranquil warmth. As quiet as 37.5 dB, you can sleep or work with peace of mind

• Powerful and Wide Warmth: 2X Heating efficiency thanks to the enlarged 308mm PTC element, enables to achieve rapid warm up in 3S. With 75° oscillation makes PELONIS 30in heater the best choice for large rooms, covers up to 300 ft²
• Smart Schedules on Your Phone: Schedule your warm up hours to match your life with the SmartHome App. Also supports voice control, completely freeing your hands. Compatible with Alexa, Google Assistant. Note: Configured the remote control as well
• Expanded Heating Capabilities: Choose from 5 heating modes (H1/H2/H3/ECO/Fan only) according to your needs. Not only are there multiple heat levels to fully satisfy your winter needs, but there's also ECO mode to save winter bills, as well as the fan mode to help air circulation
• Precise Temperature Control: Set room temperature with more accuracy than ever before, this space heater with thermostat uses a dedicated thermal sensor to gauge the room temp, temperature can be set between 41-95°F with 1°F precision for ideal comfort
• Comprehensive safety: This ETL-listed electric heater provides tip-over and overheat protection, as well as an enhanced safety plug. Along with UL94 V-0 flame-retardant materials to ensure unbreakable safety in all aspects

• Can heat up a large room with Auto Energy Saving Model With High and Low Feature. Tip-over protection and Overheat protection.Heat Up for a large room - Dual Heating System: Infrared Quartz tube + PTC for 60% more heat than others. Rated around 5200 BTU.
• Dual Heating Systems featuring infrared quartz tube + PTC with 12-Hour automatic shut-off timer. Amperage: 12.5 Amps
• IR Remote Control, High Pressure Low Noise Blower with Noise level 39 dB super quiet. Heating can cover for a large room.
• Electronic Thermostat: range 50 to 85 degrees. Caster Wheels and Lifetime Filter
• Weights 24 lbs and uses 12.5 Amps of Power. 1500 Watts. Power Cord is 72-inch-long (6 Feet)