Shenzhen Xiangfan Electronics Technology Co., Ltd.
                                                                                                           
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16 Years
Since 2010
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Building Ventilation Controller With RS485 Air Quality Sensors PM2.5 CO2 TVOC Monitoring

Price Negotiable
Price: US$95
MOQ: 1
Delivery Time: 2-3 weeks
Brand: OEM or neutral (no brand)
Product Description

Product Overview:

G5-S intelligent air controller uses touch button technology, easy to operate. Built-in sensors can monitor real-time indoor PM2.5 concentration and CO2 concentration (optional). Controller output signal can directly control the startup and speeds of the air purification equipment. 


The controller supports intelligent ventilation control with automatic fan speed adjustment based on air quality levels, ensuring a healthier and more comfortable indoor environment while improving energy efficiency. It also displays system status such as filter life reminder, weather information, and operation mode, helping users maintain the system more effectively.



Key Features:
  • Standard 86-type wall-mounted design for easy installation and seamless integration into modern interiors.
  • Wi-Fi remote control via Smart Life App and Tuya App, with RS485 communication support for building automation and system integration.
  • OEM & ODM customization available, including UI interface design, logo branding, and housing color customization to meet specific project requirements.



* Dimension:
86 × 86 × 40 mm

* Warm-up time:
2 minutes
* Fixing hole distance: 
60mm (standard)

* Response time: 
≤ 10 seconds
* Wiring terminal:
 Max 2.5  mm2 wire

 * Recovery time: 
≤ 30 seconds
* Rated voltage: 
AC110-240V, 50/60Hz

 * Operating temperature: 
-10℃--- +50℃
* Standby Power: 
≤ 2.0W

 * Operating humidity:
 5%RH——90%RH
* Control power: 
≤ 200W

 * Storage temperature: 
-10℃--- +60℃
Suitable for fans
AC/EC/DC

 * Storage humidity: 
≤ 60%RH
* Temperature display range:
 0℃ —— 99℃

 Life: 
≥ 5 years
* PM2.5 display range:
1ug/m3——999ug/M3





Product Images:



Wiring Diagram:




Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Xiangfan Electronics Technology Co., Ltd.
Location Room: 311-313, Building 10, Guanlong Village second industrial park, Xili Street, Nanshan District, Shenzhen.
Contact Person Elva Zhu

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