Compatible with Midea Air Conditioner - Main Control Board Subassembly 17122300003977 For US1-KFR78W/BP3T3N1-D31 Outdoor Unit / 17122300001076
Compatible with Midea Air Conditioner - Main Control Board Subassembly 17122300003977 For US1-KFR78W/BP3T3N1-D31 Outdoor Unit / 17122300001076
SKU:17122300003977
无法加载取货服务可用情况
Share
Restore dependable, high-efficiency heating and cooling performance to your tri-zone ductless mini-split system with this genuine OEM Outdoor Main Control Board Subassembly. Engineered to exact factory specifications, this heavy-duty inverter board ensures precise compressor frequency modulation, synchronous multi-zone electronic expansion valve management, and reliable year-round thermal stability.
Why HVAC Professionals & Technicians Choose This Board
- 100% Direct Drop-In OEM Replacement: Manufactured to identical factory mounting dimensions, terminal points, and plug-and-play wiring connectors for seamless installation with zero field modifications.
- Precision Tri-Zone Inverter Management: Advanced multi-core microprocessors dynamically regulate 3-port refrigerant distribution, ensuring rapid temperature pull-down and energy-saving variable-speed operation.
- Heavy-Duty Weather & Thermal Protection: Industrial-grade conformal moisture coating, reinforced heat sinks, and surge-protected circuits safeguard against humidity, condensation, and summer heat stress.
- Comprehensive Factory Quality Verification: Every unit undergoes 100% automated electrical load testing, high-voltage insulation checks, and full functional cycle verification prior to dispatch.
Technical Specifications
| Primary Part Number | 17122300003977 |
| Compatible Unit Model | US1-KFR78W/BP3T3N1-D31 |
| PCB Reference Number | 17122300001076 |
| Unit Application | Tri-Zone Outdoor Condenser Inverter Control |
| Operating Voltage | 230V AC, 50/60 Hz |
| Zone Configuration | Multizone (3-Zone / Tri-Zone, 27K–28K BTU) |
| Physical Dimensions | 8-9/16 × 7-1/16 × 1-13/16 in (218 × 180 × 46 mm) |
| Package Dimensions & Weight | 12 × 10 × 8 inches | 4.0 lbs |
| Product Condition | Brand New Factory Original Replacement |
Cross-Reference & System Compatibility
| System Series | Compatible Condenser Models |
|---|---|
| Multi-Zone Outdoor Mini-Split | US1-KFR78W/BP3T3N1-D31 and compatible 27K/28K 3-Zone outdoor condensers |
Fitment Assurance Guarantee
Unsure if this control board matches your outdoor unit?
Outdoor inverter 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.
