Product Details
PureAir CO Detection Module
1.Overview
The PureAir CO Detection Module by KACISE is a state-of-the-art
solution for monitoring carbon monoxide in air quality systems.
Designed for integration into air purifiers, HVAC systems, and
vehicle fresh air systems, this module combines high sensitivity,
low power consumption, and exceptional stability. Its
electrochemical three-electrode design ensures accurate detection
across a range of 0-1000ppm, with a resolution of 1ppm. The PureAir
module is built to withstand varying temperatures and humidity
levels, making it ideal for both residential and commercial
applications. KACISE’s innovative engineering ensures that the
PureAir CO Detection Module delivers consistent, reliable
performance for cleaner, safer air.
2. Application Fields
1.Carbon monoxide alarm
2.Fire alarm for carbon monoxide gas produced by the insufficient
combustion of gas water heaters
3.Range hood
4.Air quality detection instrument
5.Air purification equipment for vehicle exhaust emissions in
underground parking lots, homes and commercial areas
6.Air quality detection in vehicles, as well as the fresh air
systems of in-vehicle purification equipment
3. Product Features
1.High precision and long service life
2.Fast response speed and quick return to zero
3.Low power consumption and high sensitivity
4.Wide linear range and strong anti-interference ability
5.Excellent repeatability and stability
4. Technical Parameters
Project | Parameter |
Model | KQT-CO |
Detection Principle | Electrochemical three-electrode |
Detected Gas | CO |
Detection Range | 0 - 1000PPM |
Maximum Load Concentration | 2000PPM |
Sensitivity | 80±20nA/PPM |
Zero-point Drift | ±2PPM |
Resolution | 1PPM |
Response Time | T90< 25s |
Bias Voltage | 0 |
Load Resistance | 5 - 30Ω |
Temperature Range | -30℃ - 50℃ |
Humidity Range | 15% RH to 90% RH (no condensation) |
Repeatability | 1% output signal |
Long-term Stability | < 2% signal / month |
Linearity | Linear, regression coefficient R² = 0.999 |
Working Pressure | 90 to 110 kPa |
Shelf Life | 12 months after delivery |
Service Life | 2 years |
Company Profile
Xi'an Kacise Optronics Co.,Ltd. is a professional manufacturer of
measuring instruments , located in China xi’an City. Since 2008,
Xi'an Kacise focused on the development and production of pressure,
level and flow measuring instruments .

We have been specializing in manufacturing pressure, level and flow measuring instruments and related products for 10 years. Based on experienced technical
and management personnel, through efforts of our entire staff, we
have become a professional measuring instrument manufacturer and
solution provider. And we are continuously trying to improve
product quality.

Xi'an Kacise is qualified with ISO 9001-2008, GJB 9001B-2009, CE,
intrinsic safety explosion-proof and isolated safety
explosion-proof certificates, etc. which ensure that our products
comply with international standards.

Kacise sensors have already been exported to America, Spain,
Australia, Chile and 20 other countries and regions, and received
many favorable feedbacks. Our overseas distributers are also
increasing. We regard “reasonable prices, efficient production time
and good after-sales service” as our tenet, and hope to cooperate
with more customers for mutual development.

Our goal is simple: to sell the best products at the best prices,
and provides industry-leading customer service. We personally get
to know each of our customers, and we know how to discover the most
valuable part of our business , to help others achieve their goals.