Blue Star VRF (Gree) Cassette Indoor PCB...
Blue Star VRF (Gree) Cassette Indoor Main Control PCB Board for commercial VRF indoor cassette units. Part No. 30226315, PCB Model GRZ63-A1 V2.4, Control Module Z6325F. Designed for stable communication, fan motor control, sensor management, swing motor control and indoor unit operation in Gree-based Blue Star VRF systems.