Compatible with Midea Air Conditioner - Indoor Main Control Board 30138128 For M819F3AV31 (230V)

Restore peak indoor cooling and heating performance to your mini-split air conditioning system with this authentic OEM Indoor Main Control Board Subassembly. Engineered to exact factory micro-circuitry specifications, this board delivers responsive ambient temperature sensing, smooth indoor fan blower regulation, and seamless communication with the outdoor condenser unit.

Why HVAC Professionals & Homeowners Choose This Board

• 100% Direct OEM Drop-In Replacement: Built to identical factory mounting dimensions, harness pinouts, and sensor ports for seamless plug-and-play installation without wiring alterations.
• Precision Temperature & Logic Control: Advanced on-board microprocessor provides real-time ambient sensing, efficient defrost sequencing, and quiet electronic louvre and fan management.
• Protected Circuit Architecture: Conformal-coated PCB resists high-humidity condensation and electrical noise interference common in residential and commercial spaces.
• Comprehensive Quality Benchmarking: Every board is 100% pre-tested for signal communication and power circuit integrity prior to packaging.

Technical Specifications

Fitment Assurance Guarantee

Unsure if this board fits your indoor unit?
Indoor control boards require exact model and part number matching. Avoid return delays—send us a photo of your indoor unit's model label or existing board barcode, and our HVAC specialists will verify compatibility within 12 hours.