The Haier HBU-48CE/DC Inverter Cassette AC is a 4-ton unit designed for efficient cooling and heating. It features advanced DC inverter technology, ensuring energy savings and consistent performance. With a compact design and 4-way airflow, it provides uniform cooling across large spaces. The unit is equipped with antifouling and movable baffles for enhanced air quality and durability. Its quiet operation and sleek appearance make it a perfect fit for both residential and commercial environments.