This heating control panel is compatible with Volvo cabins, having reference codes 21396148 and 84171527-11. It is equipped with three rotary buttons for controlling ventilation, temperature, and air distribution functions. The left button adjusts the direction of airflow, with icons for different ventilation options. The central button controls the temperature, featuring blue and red markings for cooling and heating. The right button allows adjustment of the fan power, with numbered positions from 0 to 4 and symbols for defrosting and air conditioning. It is an essential component for ensuring thermal comfort inside the vehicle cabin.