The Calorstat range, created in order to match the life cycle of products, provides the biggest car manufacturers with accurate solutions to their demands. Based on a constant innovation and an inflexible search for quality the Calorstat brand is the best guarantee regarding performance, efficiency and security.


Explore our automotive aftermarket product lines ›

Reversing Light Switch

There are two main types of reversing light switch.

Water Flange

Cracking of the component's surface is the result of regular exposure to high temperatures.

Radiator Cap & Expansion Tank Cap

The radiator cap is made up of 2 valves, a pressure valve and a relief valve.

Brake Light Switch

Mechanical or pneumatic contactor, it puts on the stop lights of the car as soon as the driver presses on the « foot brake » pedal.

Air Temperature Sensor

Measure the air temperature in the intake manifold of the engine

Expansion Tank

In the sealed cooling system that’s present on most cars.

Lambda Sensor

Most modern vehicles can have until 6 Lambda sensors on the exhaust line.

Water temperature Switch

Temperature sensor placed in the cooling circuit, it measures and gives the engine temperature.

Map Sensor

The engine’s performance depends on the right air fuel ratio.

Fast Idle

This system is used to the cold starting of the engine.

Oil Pressure Switch

The oil pressure switch is normally closed. When the ignition is switched on, the oil pressure warning light illuminates.


Additional or complementary thermal sensor to the thermostat, it helps in the maintaining of the optimal temperature of the engine in case of overheat.


The thermostat prevents excessive fuel consumption.

Camshaft & Crankshaft Sensor

Those sensors serve to measure the camshaft and crankshaft rotational speed and position

Cooling Pipe

Connecting the radiator, the water pump and the engine, the cooling pipe complete the coolant cycle.

Throttle Position Sensor

It controls the amount of air that flows into an engine’s intake manifold.

“Calorstat by Vernet meets the expectations of its customers in many areas”.

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“Behind our innovations, there is your performance”

  • + 4000 parts
  • + 90% Coverage rate
  • Tecalliance certified

Find your CALORSTAT replacement part in our E-Catalogue :