Genuine OEM Citroen Interior Heater Resistor, part number 648055. This electrical component is crucial for regulating the fan speed of the vehicle's interior heating and ventilation system. It sits within the HVAC assembly, managing the current flow to the blower motor. Weighing approximately 0.08 kg, this resistor is designed for precise electrical resistance. Choosing a genuine OEM resistor ensures accurate fan speed control and reliable, long-lasting performance of the HVAC system.