Description
Overview
The Universal PC Board QD-U02C+ is a versatile and reliable AC control system designed for both inverter and non-inverter split air conditioners. Built with advanced Qunda controller technology, this universal PCB offers strong compatibility with a wide range of AC brands, providing stable performance, accurate temperature control, and high durability. It is an ideal replacement solution for technicians who need a dependable universal AC control board for repairing or upgrading existing systems.
Key Features
- Compatible with multiple non-inverter and some inverter AC models
- Supports compressor control for efficient cooling performance
- Controls indoor and outdoor fan motors
- Accurate temperature sensing and regulation
- Independent fan speed control
- Overload and overheat protection
- High-quality circuit components for long life
Functions
- Cooling mode
- Heating mode (if supported by AC model)
- Auto mode
- Fan speed adjustment (Low / Medium / High)
- Sleep mode
- Timer ON/OFF function
Applications
- Split AC repair and maintenance
- Replacement of faulty PCBs
- Universal AC installation for multiple brands
- Upgrading old systems for better performance
Benefits
- Cost-effective universal PCB replacement
- Easy installation for AC technicians
- Stable and reliable operation in all weather conditions
- Improves cooling efficiency and system performance
What’s Included in the Package
- Main PCB (QD-U02C+)
- Remote control
- Wiring harness
- Temperature sensors
- User manual / wiring diagram
Why Choose QD-U02C+
This universal AC controller offers a perfect balance of affordability, durability, and wide compatibility. With reliable temperature control and strong component protection, the QD-U02C+ ensures long-lasting performance for all supported AC units.





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