Replacement MAIN-S3 Motherboard (Computer Board) for KFR-71L/DY-S2 Air Conditioner

Compatible MAIN-S3 computer motherboard designed specifically for KFR-71L/DY-S2 air conditioning units. This replacement motherboard (computer board) restores the main control functions of the air conditioner and is intended for repair or service of KFR-71L/DY-S2 models.