Qunda Universal Air Conditioner Control System Board QD53N
Specifications
| Model | Product Type | Control Functions | Working Modes | Remote Control |
| QD53N | Universal Wall-Mounted A/C Control System Board | Timer ON/OFF (1–16 hours), Sleep Mode, Swing Control | Auto / Cool / Dry / Fan / Heat | Not include remote, but the system compatible with 90% original remote controls |
| Temperature Range | Restart Delay |
Usage Note |
||
| 16°C – 30°C | 3-minute compressor restart protection | *Avoid strong light interference near IR receiver. | *This product does not apply inverter A/C. |
Features
Customization Options
• Logo & Branding: Custom printing or labeling on PCB or receiver panel.
• Function Customization: Modify modes, temperature limits, or timing range upon request.
• Connector Type: Adaptable wiring and plug standards for global applications.
• Display & Receiver: Optional LCD or LED status display modules.
• Packaging: OEM box design and user manual customization supported.
Frequently Asked Questions
Find answers to frequently asked questions quickly. If you have any further questions, feel free to contact us.
QD-U03C+
How does the Auto Mode work?
In Auto mode, if room temperature is below 21°C, it heats; if above 27°C, it cools automatically.
What type of air conditioners can the QD-U03C+ control?
It is designed for wall-mounted split A/C units. We also have other control system supporting multiple system types. Pls contact us for more details.
What is the restart delay function?
After the compressor shuts off, it automatically delays 3 minutes before restarting to protect the system.
Is OEM customization available?
Yes, we support OEM/ODM customization for different control logic, panel design, and packaging.
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Room 1606, No. 65, Zhongshan Seven Road, Liwan District, Guangzhou, Guangdong, China.
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