heater element,electric heat pipe,Coils heaters for hit runners heater element,Coils heaters for hit runners Square section is 4*4 , 3*3.5 , 3*3 and rectangular section is 4.2*2.2,4*2 with thermocouple. Voltage:220V, 230V,240V Power:115W--2000W Thermocouple: type K,J.