Headquartered in Racine, WI, Master Appliance has been a leader in heat tool innovation since the 1950s. The company introduced the first portable industrial heat gun to North America, coining the term “heat gun” and revolutionizing how industries apply heat for tasks such as heat shrink packaging, drying parts, shrinking plastics, paint stripping and shaping materials. Designed for optimal performance and longevity, Master Appliance changed the landscape with its flagship die cast aluminum-bodied Master Heat Gun, which remains the most recognized industrial heat gun in the U.S. industrial market today.

Built-In Reliability and Cost-Savings
Master Appliance differentiates itself in a crowded market by providing high quality, dependable products designed for demanding daily operations. The company prioritizes reliability, ensuring that its heat guns are durable and long lasting, even in the toughest industrial environments. This dependability reduces equipment failure, minimizes downtime, and helps businesses manage overall costs more effectively.
The Right Heat Gun for the Right Job
Master Appliance products serve a wide range of industries, including aerospace, electronics, automotive, marine, industrial maintenance and repair, electrical, and construction. The company’s heat guns are trusted by some of the world’s most widely respected manufacturers and are used wherever fast, dependable, portable heat is required.
AutomationDirect features a variety of classic and new Master Appliance heat guns, available in different temperature ratings and form factors. The Master Heat Gun D-Series, a leader in the industrial heat gun market for over 60 years, is designed with its well-known robust die cast aluminum housing and a high-powered universal motor that produces airflow volume at the top of its class. This series provides a rugged, reliable source of flameless heat for applications such as working with freezer coils, plastic laminates, circuit boards, PVC, fiberglass, and heat-shrinkable materials. The D-Series is available in six different variations on AutomationDirect.
Re-engineered in 2019, the HG-501D line is the company’s top-selling model, delivering 1200°F of heat. Additional models include the HG-201D, which heats up to 400°F, and the HG-301D, which reaches 800°F. Customers can purchase these heat guns separately or as part of a kit that includes three attachments and a plastic carrying case.
The Master Varitemp® Heat Gun, the VT-751D is designed with all the great features as the single temperature Master Heat Guns but also includes with a variable temperature dial delivering a wide range of heating capability. These heat guns provide versatility for numerous applications, including bending plastics, curing adhesives, drying parts, heating components, shrink tubing and packaging, and stripping paint.
Master-Mite heat guns deliver a quiet continuous-duty benchtop heating system, equipped with a brushless motor for low-airflow, whisper quiet operation and a low power draw. An attachable wire stand allows for hands-free use, making this 28-ounce heat gun ideal for heat shrink tubing, drying parts, shaping materials, vinyl repair or film drying without causing user fatigue.
For those in need of a compact professional-grade heat tool, the EC-MINI heat gun provides a lightweight, portable, and versatile heat source. Suitable for applications such as heat-shrinking electrical connectors and decal removal, this model is a reliable solution for both industrial and personal use.
Unparalleled Service
The Master Heat Gun®, the Master Varitemp® heat gun and the Master Mite® Heat Gun are all designed for easy self-service to help prevent downtime. The company is the only heat gun brand that offers a complete selection of replacement parts, along with an in-house repair service. By providing repairable products, Master Appliance helps customers extend the lifespan of their tools, reducing total cost of ownership while maintaining high performance.
Master Appliance continues to set the standard in heat tools by balancing time-tested designs with ongoing innovation, ensuring that customers receive high quality, durable, and effective solutions for their heating needs.