Ductless Split Type Four Way Ceiling Cassette Indoor Unit R454B 48,000 BTU 208/230V 1 Phase 60 Hz Inverter

The Ductless Split Type Four Way Ceiling Cassette Indoor Unit R454B 48,000 BTU 208/230V 1 Phase 60 Hz Inverter (45MBCAQ48XA3) delivers powerful 4 ton overhead performance for large commercial rooms or open residential layouts requiring wide, even airflow. Using Puron Advance R454B refrigerant and inverter driven fan control, this cassette distributes air uniformly through a four way discharge pattern designed to reduce hot and cold spots. For job fit, technicians should verify 48K pairing with the outdoor unit, ensure refrigerant compatibility, confirm ceiling grid and plenum depth requirements, match suction and liquid line sizes, and properly route the condensate drain. Its split-type configuration integrates cleanly into modern ductless heat pump applications.