The Panasonic CZ-P456HR3 is a specialized branch selector box designed to optimize heat recovery systems by allowing the connection of up to 4 indoor units or groups to a single control point. Engineered with a compact profile, this unit stands at just 200 mm in height, making it an ideal solution for installations where ceiling or maintenance space is restricted, such as in hotel rooms or commercial buildings. Its design prioritizes architectural flexibility, featuring refrigerant circuit connection tubes on both sides of the unit, which allows for versatile consecutive installations. Beyond its space-saving benefits, the CZ-P456HR3 enhances system performance through a 3-pipe control PCB, ensuring rapid and efficient mode changeovers between heating and cooling for increased user comfort. The unit is built for seamless integration, including interface relay terminals and clearly defined terminal blocks for both power and control wiring. Its low-noise operation ensures that it maintains a quiet environment, making it a reliable component for professional HVAC configurations requiring centralized control of multiple indoor zones.
Use our free engineering tools to size, convert and diagnose your HVAC system.
Browse air conditioning calculators