Electrochemical Formaldehyde Indoor Air Quality Sensor


  • Product Code: FS00509
  • Availability: In Stock
  • Ex Tax: $9.50

Formaldehyde Module

The FS00509 formaldehyde module is an electrochemical sensor module designed for detecting formaldehyde. It utilizes a high stability gas sensor and a high-performance microprocessor with digital output, ensuring ease of use. The module employs precise automated calibration and detection equipment to minimize interference from human factors, ensuring accurate and consistent data even in large-scale production.



Detected Gas
Output Outcomes
Default: UART (3.3V_TTL level) 
Reserved: DAC (0.4~2V)
Reserved: PWM
Warm-up Time
≤4 mins
Detection Frequency
Updated once per second by default
Recovery Time
≤60 mins
Detection Range
Operating Temperature
Operating Humidity
15~95%RH(No Condensation)
Storage Temperature


Gas Free Diffusion Principle: The module operates based on the principle of gas free diffusion, eliminating the need for external sampling hardware.

Product Batch Consistency: The module maintains a high level of consistency within ±0.01mg/m³ for reliable and consistent results.

High Sensitivity and Stability: It offers high sensitivity and strong stability, enabling real-time output of formaldehyde concentration values.

Multiple Output Modes: The module supports various output modes including UART, PWM, and DAC, providing flexibility for integration into different systems.

Factory Calibrated: The module comes pre-calibrated at the factory, eliminating the requirement for professional equipment for secondary calibration.

Customization: Different modules can be customized according to the manufacturer's specific needs, allowing for tailored solutions.

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