Heat-Line self-regulating freeze protection systems are supplied with a job-ready plug-end. Customers often ask what Heat-Line systems plug into. In this video, we explain what receptacle is best for our systems as well as the differences between many common electrical receptacles on the market. Heat-Line is a Canadian-owned and operated company that since 1988 has dedicated its resources to the development of advanced heating cable and heat trace solutions. Founded by a master commercial/industrial electrician Heat-Line is committed to developing products out of necessity, providing heat tracing and heat cable products that meet the needs and challenges of those individuals that call some of the most extreme cold climates home.