The Panasonic X-Premium Inverter XU Series is a range of energy-efficient air conditioners available in 1HP to 2.5HP capacities. These models (XU10ZKH, XU13ZKH, XU18ZKH) feature inverter technology for precise temperature control and reduced energy consumption. The series includes models such as the CS-XU10ZKH, offering features for improved air quality and comfortable cooling/heating. Often boasting advanced filtration systems, these units aim to provide a healthier and more comfortable indoor environment while minimizing energy costs.