10 Best 120 V Garage Heater 2026 in the United States

The Dyna-Glo Dual Power 15,000W Electric Garage Heater is a versatile and powerful option for heating your garage. With heating capacity options of 38,556 BTUs and 51,180 BTUs, it can effectively warm up large spaces up to 1,000 square feet. The heater offers 24 different heat settings ranging from 50°F to 95°F, giving you precise control over your environment. Additionally, it can be used as a fan only during the summer, adding to its versatility.

The adjustable angles for horizontal and vertical air flow with a safety lock ensure that the heat is distributed evenly and safely. This heater includes safety features such as overheat protection, which is crucial for preventing accidents. The included remote control makes it convenient to operate from a distance. However, at 56.6 pounds, it is quite heavy, which might limit its portability if you plan to move it frequently.

Noise level is not specified, which might be a concern for some users who prefer quieter appliances. It operates at 240 volts and requires a substantial 62.5 amps, so ensure your garage is equipped to handle this power requirement. While the thermostat control is robust, it can be less user-friendly due to the sheer number of settings. This heater is best suited for those looking for a strong, reliable heating solution for larger garage spaces and who are comfortable with a more substantial power setup.

The Heat Storm Phoenix Infrared Space Heater is a compact and versatile option for heating small to medium indoor spaces like bedrooms, home offices, or garages up to about 150 square feet primarily. It offers two power settings—750 watts and 1500 watts—giving you flexibility to save energy or quickly warm a room with its 5200 BTU output. This heater uses infrared quartz technology, which tends to provide a gentle, comfortable warmth without drying out the air or reducing oxygen, making it feel natural and safe.

It also features helpful safety measures including a child lock, tip-over switch, and a cool-to-touch grill that reduce risks during use. The built-in thermostat with an LED display helps maintain your preferred room temperature efficiently, and you can easily adjust settings via the included remote control. Its portability is a plus, with removable feet for floor placement or wall mounting options, so it can fit various spaces without taking much room. Weighing 9 pounds, it is light but still stable.

This heater is a practical, energy-efficient choice if you want a safe, easy-to-use unit for smaller spaces, but it may not be powerful enough for larger garages or very cold areas.

The Heat Storm HS-1500-PHX-WIFI Infrared Heater offers great features for those looking to heat a garage. With 1500 watts of power and a heating capacity of 5200 BTUs, it can serve as a primary heat source for smaller spaces up to 150 sq. ft. or as supplementary heat for larger areas up to 750 sq. ft. Its wall-mounted design saves floor space, making it ideal for tight areas like garages, bedrooms, or offices. One of the standout features is its Wi-Fi capability, allowing you to control the temperature from your phone, adding a layer of convenience.

Safety is well-addressed with a tip-over safety shut-off and a grill that remains cool to the touch. The heater is also designed to keep the wall cool, preventing any potential damage to your home’s structure. On the downside, it may not be the best option for very large garages or poorly insulated spaces, as its primary heating capacity maxes out at 150 sq. ft. Additionally, it does not come with feet, limiting its portability since it's designed strictly for wall mounting. Infrared heaters are generally quieter than fan-based models.

If you're looking for an efficient, space-saving, and smart-controlled heating solution for a small to medium-sized garage, this unit could be a good fit.