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Best Garage Heaters 2025

Best Garage Heaters 2025

Cold temperatures can turn your two-car garage or business space into a challenging work environment. Even if you have insulation, extra heating via an industrial or garage heater can help quell the frosty effects of winter.

But if you can’t find the right heater for your garage or workshop, our definitive Best Garage Heater for 2024 list is here to make your decision easier. The seven heaters listed below are some of the best available today, from trusted brands and featuring designs, technology, and power to fit any space.

Best Garage Heater

King Electric 240V Electronic Garage Heaters KB ECO2S Series

This American-made 240-volt hardwired heater is at the top of our list for a simple reason: It rocks. This popular King Electric model is a fantastic choice regardless of where you live or what you need from a garage heater.

The King Electric ECO2S is brimming with power and features like the ECO setting, which lowers the fan speed as the heat increases to reduce the wattage usage and energy consumption.

  • Mounting Style: Ceiling or wall-mountable
  • Wiring Style: Hardwired for 5,000 to 15,000W 
  • Heater Technology: Fan-forced
  • Sizing: 500 to 1,500 sq. ft.

Runner-up

Dr. Infrared Heater DR975 Hardwired Electric Garage Heater

Our runner-up pick, the Dr. Infrared Heater DR975, is a powerful, no-nonsense shop heater with a classic look and many features. Designed as a supplementary or primary heat source, the DR975 offers 25,597 BTUs of heating power with adjustable fan settings.

  • Mounting Style:  Ceiling or wall-mountable
  • Wiring Style: Hardwired for 7,500W 
  • Heater Technology:  Fan-forced
  • Sizing:  470 to 750 sq. ft. 

Best Plug-In Option 

King Electric Portable Shop Heater

The King Electric PSH1215T Portable Shop Heater may look small, but this rugged heater is equipped with a powerful stainless steel heating element, producing up to 5,100 BTUs. Just plug it into a standard outlet and let the heat fill your space. 

  • Mounting Style: Freestanding
  • Wiring Style: Plug-in for 1,500W
  • Heater Technology: Stainless Steel Element
  • Sizing:  150 sq. ft. 

Top Customer-Rated Option

NewAir Portable 5600-Watt Electric Garage Heater

This portable 5,600W heater from NewAir is easily Sylvane's customer-favorite garage heater, racking up 5-star reviews from buyers who love how quickly and efficiently it heats. This fan-forced heater can heat up to 800 square feet and has variable temperature settings and durable construction for years of use.

  • Mounting Style: Freestanding 
  • Wiring Style:  Plug-in via a 240-volt outlet 
  • Heater Technology: Fan-Forced Heat
  • Sizing: 800 sq. ft. 

Best Budget Pick 

QMark Fahrenheit Portable Utility Heater

Designed with several safety features, this lightweight, portable garage heater goes practically anywhere you need it with excellent heating at a great price.

  • Mounting Style:  Freestanding
  • Wiring Style:  Plug-in for 1,500W 
  • Heater Technology: Fan-Forced Heat
  • Sizing: 150 sq. ft. 

Best Pick for Large Spaces 

Dyna-Glo Delux Portable 150,000 BTU Propane Forced Air Heater

Sometimes, you just have to call in the big guns to get a job done right. So when temperatures drop and your site needs powerful, consistent heat, it’s time to bring in the Dyna-Glo Delux. 

The Dyna-Glo RMC-FA150DGD Heater features up to 150,000 BTUs of heating power and warms up to 3,500 square feet. Drawing from a propane tank, it offers adjustable heat, a lightweight design, and instant ignition.

  • Mounting Style: Freestanding
  • Wiring Style: Propane
  • Heater Technology:  Propane Forced Air Heating
  • Sizing:  3,500 sq. ft.

Best Pick for Small Spaces

King Electric 120V 1500W Portable Utility Heater

The rugged yet sleek PUH Series Portable Utility Heater Model PUH1215T is perfect for heating a small garage or workshop. This heater has several safety features, including a high-temperature reset function.

  • Mounting Style:  Freestanding 
  • Wiring Style:  Plug-in for 1,500W
  • Heater Technology: Fan-Forced Heat
  • Sizing: 150 sq. ft.

Still not sure which garage or industrial heater is best for your space? Contact one of our product experts at 1-800-934-9194.

  • Alexander Popp

    Alexander Popp is the content manager at Sylvane, overseeing the creation of articles, blog posts, product information, and educational materials about air quality and comfort. Formerly an award-winning local journalist, Alexander is well-versed in delivering concise, accurate, and engaging product information to engaged customers.

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