H2S-B1 Hydrogen Sulphide Sensor

H2S Gas Sensor, Electrochemical, B-Series, 0–200 ppm H2S

Reliable H2S detection for safety-critical monitoring and process control.

Alphasense H2S-B1 sensors provide reliable hydrogen sulphide monitoring for industrial safety, portable and fixed gas detection, and process or biogas applications where fast response and stability are critical. The B‑Series sized, H2S-B1 sensor is ideal for fixed gas detection in industrial safety systems.



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Key Specifications:

 

Sensor Model

Target Gas

Package Size

Concentration Range

Sensitivity

T90 Response Time

Warranty

H2S-B1

Hydrogen Sulphide (H2S)

B-Series

0–200 ppm H2S

300 to 525 nA/ppm

<55s

24 months

 

Feature

Benefit

Larger B‑Series format

Provides additional electrolyte volume for demanding fixed installations and long life.

0–200 ppm detection range

Matches typical fixed‑system alarm and shutdown levels.

Robust industrial design

Performs reliably in high‑humidity and harsh environments.

Low drift over life

Helps reduce site maintenance and re‑calibration effort.

Fast response for rapid alarm triggering

Supports timely alarms in safety-critical environments.

Proven stability across temperature and humidity ranges

Delivers consistent performance in real-world conditions.

Long operational lifetime

Helps reduce maintenance and replacement frequency for OEMs and end users.