The Haier Inverter Split AC Indoor PCB Board is the main electronic control board responsible for indoor unit operation, including fan motor control, sensor communication, display control, swing motor operation, and communication with the outdoor unit. The board shown carries the following identification numbers:

• Brand: Haier
• Product Type: Inverter Split AC Indoor PCB Board
• Board Code: 612Q
• PCB Code: 6DA2
• Board Number: V98472K-B-U16-1
• Manufacturing Code: 0011800612C-20170916-01-0260402683-L(M)
• QR Code: Z:6747 5910101
• Application: Haier Inverter Split Air Conditioner Indoor Unit
• Condition: Tested (if applicable)

Always match the PCB number and AC model before purchasing, as one board may not fit every Haier indoor unit. Indoor control boards typically manage indoor fan operation, temperature sensing, display functions, and communication with the outdoor unit.

Technical Specifications

• Product Name: Haier Inverter Split AC Indoor PCB Board
  Brand: Haier
  Application: Split Air Conditioner Indoor Unit
  AC Type: Inverter Split AC
  PCB Type: Indoor Main Control PCB Board
  Function: Main Electronic Control Board
  Board Code: 612Q
  PCB Code: 6DA2
  PCB Part Number: V98472K-B-U16-1
  Manufacturing Number: 0011800612C
  Manufacturing Date Code: 2017-09-16
  Board Identification: 0011800612C-20170916-01-0260402683-L(M)
  QR/Serial Code: Z:6747 5910101
  PCB Color: White
  PCB Material: FR-4 Glass Epoxy PCB
  Power Supply: Indoor Unit AC Power Input
  Control Type: Microcontroller-Based Electronic Control
  Communication: Indoor-to-Outdoor Communication Interface
  Display Support: LED/Display PCB Connector
  Temperature Sensor Support: Room & Coil Thermistor Connectors
  Fan Motor Control: Indoor Fan Motor Control
  Swing Motor Support: Yes
  Display Panel Support: Yes
  Buzzer Support: Yes (On-board Buzzer)
  Service Connector: Programming/Service Port Available
  Protection Features: Over-voltage, Sensor Monitoring, Communication Protection (model dependent).

Important: Before ordering, always match the PCB Part Number (V98472K-B-U16-1) and Board Code (612Q / 6DA2) with your original PCB to ensure compatibility.