An Engine Coolant Temperature Sensor Thermowell is a protective casing used to house the temperature sensor in the engine's coolant system. It ensures accurate reading by preventing sensor damage from high temperatures and debris. The thermowell maintains a secure seal to avoid coolant leaks.Attributes:• Protects the coolant temperature sensor from direct contact with coolant.• Prevents corrosion and damage to the sensor.• Provides a secure environment for the sensor.Applications: An Engine Coolant Temperature Sensor Thermowell is installed into the engine block to protect the temperature sensor, ensuring accurate readings of the coolant temperature for proper engine operation.