Smart Fresh Air Controller With Real Time CO2 PM2.5 Monitoring Automatic Ventilation Control
The KF-900B Fresh Air Intelligent Controller adopts advanced touch key control technology, offering a flexible, intuitive, and user-friendly operation experience. It is equipped with a precise control system that directly regulates the start/stop and fan speed adjustment of fresh air ventilation equipment through its output signal.
Widely used in residential, commercial, and industrial ventilation systems, the KF-900B provides intelligent air management that improves indoor air quality while optimizing energy efficiency.
By delivering stable and smart ventilation control, it helps create a comfortable, healthy, energy-saving, and environmentally friendly living and working environment.
Remote App Control
Control and monitor the ventilation system anytime through Smart Life or Tuya Smart App.
RS485 Integration
Supports integration with BMS, HVAC, and smart building management systems.
Flexible OEM/ODM Customization
Customized UI design, startup logo, enclosure color, and functional development available.
Wide System Compatibility
Suitable for Fresh Air Ventilation Systems, HRV (Heat Recovery Ventilation), and ERV (Energy Recovery Ventilation) applications.
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* Dimension:
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86 × 86 mm
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* Temperature display range:
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0℃ —— 50℃
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* Fixing hole distance:
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60mm (standard)
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* Operating temperature:
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-10℃--- +50℃
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* Wiring terminal:
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Max 2.5 mm2 wire
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* Operating humidity:
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5％RH——90％RH
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* Rated voltage:
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AC110-240V, 50/60Hz
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* Storage temperature:
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-10℃--- +60℃
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* Standby Power:
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≤ 2.0W
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* Storage humidity:
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≤ 60％RH
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* Control power:
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≤ 200W
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* Life:
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≥ 5 years
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* Suitable for fans:
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AC/EC/DC
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Wiring Diagram:
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