ESS BEE Coil Heaters are used for plastic processing industries & hot runner moulds. Ess Bee's wide range of coil heaters is available in different sizes & wattage ready in stock. Cross section available 3 mm X 3.3 mm & 2.2 X 4 mm & optional built-in thermocouple for high resolution temperature measuring (J Type Standard, K-type on request)