H2S-BH Hydrogen Sulphide Sensor

H2S Gas Sensor, Electrochemical, B-Series, 0–50 ppm H2S

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

Alphasense H2S-BH sensors provide reliable hydrogen sulfide monitoring for industrial safety, portable and fixed gas detection, and process or biogas applications where fast response and stability are critical. The H2S-BH high‑sensitivity B‑Series sized H2S sensor is ideal for fixed systems requiring precise low‑ppm monitoring.
  Request Quote   Buy Online   View Datasheet

Key Specifications:

 

Sensor Model

Target Gas

Package Size

Concentration Range

Sensitivity

T90 Response Time

Warranty

H2S-BH

Hydrogen Sulphide (H2S)

B-Series

0–50 ppm H2S

1400 to 2200 nA/ppm

<55s

24 months

 

Feature

Benefit

High‑resolution 0–50 ppm range

Supports tight alarm thresholds in critical areas and confined spaces.

Very high output signal

Improves measurement resolution for low‑ppm fixed gas detection.

Extended temperature range down to –40°C

Suitable for low‑temperature and outdoor installations.

Excellent zero stability

Helps prevent nuisance alarms at low concentrations.

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 timeline

Helps reduce maintenance and replacement frequency for OEMs and end users