DetailsCompare this coil heater to part number SCH0085. The coil heater inner diameter is 5/8", and the coil heater length is 4". The electric coil heater leads are 36" long with stainless steel overbraid. The coil heater is made for 240 volts and 500 watts. This Viper coil heater has a .13" by .13" square cross section. This coil heater has a CL1 orientation like the coil heater in the picture. Type J thermocouple. .50" extension.