Genuine OEM Volkswagen Heater Blower Fan Control Unit, part number 5Q0907521E. This electronic module is responsible for precisely managing the vehicle's heater blower fan speed. It integrates into the HVAC system to ensure consistent and adjustable airflow for cabin comfort. Constructed from durable plastic and electronic components, it weighs approximately 0.207 kg. Choosing a genuine OEM control unit ensures correct electrical calibration and seamless integration with other vehicle systems, preventing compatibility issues and ensuring accurate climate control.

Catalogue entry: REGULATOR V126.