An Impedance Heating System is a unique, safe and proven method for electric pipeline tracing and heating. The pipe actually becomes the heating element when low AC voltage is applied to it by a special, custom designed transformer. Heatrex can provide single source responsibility for design, hardware and start-up assistance for an Impedance Heating System [...]The post Product Overview: HX-881-Series, Impedance Heating System appeared first on Heatrex Blog.