Thermon Heat Tracers Pvt. Ltd. Manufactures Self-Regulating Heating Cable. Thermon Heat Tracers Pvt. Ltd is an ISO 9001 certified company. The Company also manufactures various types of wires and cables. The Self-Regulating Heating Cable, also known as BSX ™, is designed to provide freeze protection or process temperature maintenance to metallic and nonmetallic piping, tanks and equipment. The heat output of the Self-Regulating Heating Cable varies in response to the surrounding conditions along the entire length of a circuit. This Cable can be overlapped without temperature upset damage of the cable. This Cable has an Operating Voltage of 230 VAC and Maximum Maintenance Temperature of 65 Degree C.