The unit automatically switches between operating modes based on the temperature setting and room temperature.

Should there be a temporary loss of power, the unit will automatically restart itself in the same operating mode, once the power is restored.

Corrosion-resistance of the heat exchanger in coastal areas has been improved by blue fin treatment of the outdoor unit heat exchanger.

Allows introduction of fresh air to the occupied space.

Systems are capable of attaching a field-supplied branch ducts distributing the airflow.

Limits the maximum operation current, and performs operation with the power consumption suppressed.