The Revotec Retroswitch Fan Control Switch helps you manage your radiator fan operation based on coolant temperature, improving engine cooling efficiency during everyday use. It automatically activates your electric fan at 85°C and turns it off again at 82°C, maintaining safe operating temperatures without manual intervention or additional modification.Here are the key features and outcomes of the product:OEM-Style Retroswitch Unit: Designed to match the fit and form of the original equipment switch, this unit installs directly into the existing thermostat housing location without modification, allowing you to retain a factory look and avoid unnecessary changes to your cooling system setup.Thermal Activation Range: Calibrated to engage the electric fan at 85°C and disengage it at 82°C, the switch helps maintain consistent coolant temperatures, supporting reliable engine operation in stop-start or slow-moving conditions.30 Amp Relay Included: Supplied with a 30A relay for direct fan con