This series is a heavy duty thermostat. It carries a bi-metal disc which gives a snap-action to open and close the thermostat according to the requested ambient temperature and over-heat protection.
Various option in terminal combination SPST or SPDT.
It offers high-precision temperature control with large wattage loading. It is commonly applied in Electrical Water Heater,Heating Equipment,and household heater. TC306 is auto-reset feature.