

Add to Cart
KACISE’s SafeSens-H2S Electrochemical Sensor is a high-performance solution for hydrogen sulfide detection, designed as a dependable alternative to Alphasense. Featuring a three-electrode electrochemical system, it offers high sensitivity, fast response times, and excellent repeatability for accurate H₂S monitoring. With a detection range of 0-100ppm and strong anti-interference capabilities, the SafeSens-H2S is ideal for industrial sites, mines, and environmental applications. KACISE’s commitment to innovation ensures low power consumption, long service life, and reliable performance, making this sensor a trusted choice for ensuring safety and air quality in diverse settings.
1.Hydrogen sulfide alarm
2.Hydrogen sulfide gas detection in industrial sites
3.Hydrogen sulfide detection in mines
4.Hydrogen sulfide detection in the atmospheric environment
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
5.Strong anti - interference ability
6.Excellent repeatability and stability
Project | Parameter |
Model | KQT-H₂S |
Detection Principle | Electrochemical three - electrode |
Detected Gas | H₂S |
Detection Range | 0 - 100PPM |
Maximum Load Concentration | 500PPM |
Sensitivity | 650±200nA/PPM |
Zero - point Drift | ±2PPM |
Resolution | 1PPM |
Response Time | T90< 30s |
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 | 3 years |