The CALORSTAT by Vernet TS2783 is a critical component for maintaining your vehicle's engine temperature. It functions as a thermostat, controlling the flow of coolant to the radiator. When the engine reaches its optimal operating temperature, the thermostat opens, allowing coolant to circulate and be cooled. This unit also integrates the function of a radiator fan switch. It monitors the coolant temperature and signals the radiator fan to engage when temperatures rise above a set point. This prevents the engine from overheating, especially during low-speed driving or idling. Designed for reliability and precise temperature control, the TS2783 helps to ensure efficient engine performance and longevity. Proper functioning of the cooling system is essential for preventing costly engine damage.