10 Best Garage Heaters 2025 in the United States

The Dyna-Glo Dual Power 15,000W Electric Garage Heater is designed to heat spaces up to around 1,000 square feet, making it suitable for most average-sized garages. It offers strong heating power with two main settings—11,300W and 15,000W—providing flexibility depending on how much heat you need. The heater features 24 heat settings controlled via a thermostat, allowing you to adjust temperature between 50°F and 95°F for better comfort. It runs on electricity (240 volts), so it’s cleaner and easier to maintain than fuel-based heaters.

The KING KB2412-1-B2-ECO is a powerful electric garage heater delivering 12,500 watts of heating capacity, making it suitable for medium to large garages. It operates on a 240V power source and can be mounted on the wall or ceiling, saving floor space and fitting well in typical garage setups. Its energy-efficient ECO2S design automatically adjusts heat output to use the lowest wattage necessary, helping reduce electricity costs.

The Dr Infrared Heater DR-268 is a versatile electric infrared heater designed to warm small to medium spaces, like garages, greenhouses, or sheds, covering around 150 to 200 square feet. It uses radiant heat, which warms objects and people directly rather than just heating the air, making it efficient especially in areas prone to heat loss. It offers two power settings (1000W and 1500W), allowing some control over heating intensity. This model stands out for its built-in digital thermostat and temperature sensor probe, making it easy to set and maintain your desired temperature from 30°F up to 120°F. The heater is water-resistant (IPX5 rating), so it can be used safely in damp environments like greenhouses or garages.