The Master Proheat A-Series Heat Guns are designed to withstand heavy daily use, with an optimized design for an improved motor life of up to 1000+ hours of runtime. The heat gun also features an easy to replace plug-in heating element and cordset, and a new user-friendly trigger switch. Master offers a full selection of replacement parts that can be easily swapped by the user in the field or send the heat gun into manufacturer’s repair department to be refurbished.