The Turbochef NGC-1140 Oven Thermocouple Assembly is an electrical signal produced when in contact with heat in the cooking chamber. This signal is sensitive to changes in temperature and is sent to the control system to control heating output to the correct level. It is used in the control of thermal conditions in cooking cycles. The part has uniform heat from electronic controls. It... https://partsfe.com/thermocouple-for-turbo-chef-part-ngc-1140