The Panasonic CS-KU series offers a range of deluxe inverter air conditioners, from 1.0HP to 3.0HP. Models include CS-KU9AKH-1, CS-KU12AKH-1, CS-KU18AKH-1, CS-KU24AKH-1, and CS-KU28AKH-1. These units provide energy-efficient cooling and heating with inverter technology for consistent temperature and reduced energy consumption. The 'Deluxe' designation suggests enhanced features and a premium build quality, aiming for superior comfort and performance compared to standard models. Expect features such as advanced filtration systems for improved air quality, quiet operation, and user-friendly controls.