midea air conditioning ME-POWER-75A Frequency conversion module FUJI-7MBP75RA120 Gree Air Conditioning Motherboard 30228000010 Motherboard ZQ3330A GRZQ86-R3 Midea External Air Conditioning, multi-on-line frequency converter board 50A module ME-POWER-50A (PS22A79) Mitsubishi Heavy Industry Haier Air Conditioning Board PCB505A134 BB AB Computer Board, Main Control Board Misea Multi-online air conditioning 50A frequency conversion board, Drive Module ME-POWER-50A (IR341) -1 Hisense Hitachi Air Conditioning HVR-50KF/G1FZBP motherboard H7B01960E H7C02111A