17122000055343 Outdoor Main Control Board Subassembly For US1-KFR105W/BP3V1N1-D30 / 17122000047742
17122000055343 Outdoor Main Control Board Subassembly For US1-KFR105W/BP3V1N1-D30 / 17122000047742
SKU:17122000055343
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Restore peak heating and cooling efficiency to your 230V ductless mini-split heat pump condensing unit with this authentic OEM Outdoor Main Control Board Subassembly (Part 17122000055343 / PCB Reference 17122000047742). Engineered specifically for Midea and compatible OEM 3-ton (36,000 BTU) inverter systems, this advanced integrated control module features a full-length extruded aluminum heatsink channel, dual intelligent power module (IPM1 & IPM2) architecture, twin high-current PFC toroidal inductors, triple DC filter capacitors, and precision compressor/fan frequency regulation circuitry for reliable all-weather operation.
Why HVAC Professionals & Technicians Choose This Board
- 100% Direct OEM Replacement: Built to exact mechanical mounting dimensions, terminal positions, and wiring harness pinouts for seamless drop-in installation with zero field alterations.
- Dual IPM Drive Topology: Incorporates dual power modules (IPM1 compressor drive and IPM2 fan motor drive) for independent, high-precision electronic speed regulation.
- Heavy-Duty Heat Dissipation Channel: Full-length extruded aluminum heatsink efficiently draws heat away from power switching transistors during peak ambient outdoor loads.
- Comprehensive Quality Benchmarking: Every board undergoes 100% automated electrical load testing, high-voltage endurance checks, and full functional cycle verification prior to dispatch.
Technical Specifications
| Primary Part Number | 17122000055343 |
| PCB / Superseded Reference | 17122000047742 |
| Compatible Unit Model | US1-KFR105W/BP3V1N1-D30 |
| Unit Type | Outdoor Condensing Unit (~36,000 BTU / 3 Ton) |
| Operating Voltage | 208-230V AC, 50/60 Hz |
| Power Architecture | Dual IPM Inverter Modulation (IPM1 + IPM2) |
| Physical Dimensions | 13 × 8 × 3-1/2 in |
| Shipping Dimensions & Weight | 16 × 11 × 7 inches | 5.5 lbs |
| Product Condition | Brand New Factory Original Replacement |
Cross-Reference & System Compatibility
| Brand / System Line | Compatible Equipment |
|---|---|
| Midea & OEM Inverter Systems | Compatible with US1-KFR105W series mini-split heat pump outdoor condensing units specifying part 17122000055343 |
Fitment Assurance Guarantee
Unsure if this main board matches your outdoor unit?
Inverter control boards must match exact factory revision numbers and terminal layouts. Avoid costly downtime and return shipping delays—simply take a quick photo of your existing board barcode label or outdoor unit nameplate and contact us. Our HVAC technical specialists will verify exact compatibility for you within 12 hours.
