Hitachi RCI-6.5UNZ1NH / RAS-6.5UNZGMH1 4.3 Ton Non-Inverter Ceiling Cassette AC

The Hitachi RCI‑6.5UNZ1NH / RAS‑6.5UNZGMH1 offers powerful, quiet, and well-distributed air handling for large-scale applications. With its thoughtful condensate pump design and sturdy construction, it’s a reliable fixed-speed solution—especially valuable where inverter costs aren’t justified. It’s a top pick for professionals requiring significant HVAC capacity with a minimalist ceiling footprint.