Description
Overview
The Universal PC Board D-U12A is a reliable and efficient control system designed for non-inverter split air conditioners. Engineered for wide compatibility, it supports a variety of AC brands and models, making it an ideal replacement for damaged or malfunctioning original PCBs. With stable performance, accurate temperature control, and durable components, the D-U12A ensures long-term and consistent AC operation.
Key Features
- Universal compatibility with many non-inverter split AC units
- Supports single-phase compressor control
- Indoor fan motor control with multiple speed options
- Outdoor fan motor relay output
- Accurate temperature sensor feedback
- Overload and overheat protection
- Stable and durable PCB components for long service life
- Easy installation with clear wiring diagram
Functions
- Cooling mode
- Heating mode (if supported by AC)
- Fan speed control (Low / Medium / High)
- Auto fan operation
- Sleep mode
- Timer ON/OFF function
- Error detection and protection system
Applications
- Non-inverter split AC repair and maintenance
- Replacement of faulty or burnt PCBs
- Universal AC installation for multiple brands
- Technical upgrades of older AC control systems
Benefits
- Cost-effective solution for AC repair
- Restores full AC cooling performance
- Improves safety and operational stability
- Technician-friendly universal design
- Energy-efficient system management
What’s Included in the Package
- Main PCB (D-U12A)
- Remote control
- Temperature sensors
- Wiring harness (model-dependent)
- User manual or wiring diagram
Why Choose D-U12A
The D-U12A is a dependable, universal AC control board that delivers reliable cooling performance, easy installation, and compatibility with a wide range of non-inverter air conditioners. Ideal for technicians and AC service providers, it ensures long-lasting operation, stable function, and improved AC efficiency.






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