Qunda Universal Fan Coil Unit Control System Board QD73A
Qunda Universal Fan Coil Unit Control System Board QD73A offers reliable, efficient control for HVAC systems. Designed for universal compatibility, it ensures precise fan coil unit management, enhancing energy savings and comfort. Ideal for smart building automation solutions.
Specifications
| Model | Product Type | Control Functions | Working Modes | Fan Speeds |
| QD73A | Universal Fan Coil Units Control System Board | Timer ON/OFF (1–16 hours), Sleep Mode, Swing Control | Auto/ Cooling/ Heating/ Ventilation | 3 levels (Low / Medium / High) |
| Temperature Range | Usage Note | |||
| 16°C – 30°C | *Avoid strong light interference near IR receiver. |
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 is the function of the “Sleep” key?
It gradually adjusts the temperature for comfortable sleeping and shuts off after 5 hours.
Can I adjust fan speed and temperature manually?
Yes. Fan speed (3 levels) and temperature (16°C–30°C) can be adjusted.
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.
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Room 1606, No. 65, Zhongshan Seven Road, Liwan District, Guangzhou, Guangdong, China.
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