SO2‑H4 Sulphur Dioxide Sensor

SO2 Gas Sensor, Electrochemical, H‑Series, 0-20 PPM

Compact, fast‑responding SO2 sensor designed for wearable and handheld devices

The SO2‑H4 delivers fast, repeatable ppm‑level SO2 measurement in a small package ideal for personal safety monitors including clip-on devices.



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Key Specifications:

 

Sensor Model

Target Gas

Package Size

Concentration Range

Sensitivity

T90 Response Time

Zero Current

Operating Life

Environmental

Weight

SO2-H4

Sulphur Dioxide (SO2)

H-Series

0–20 ppm SO2

180–420 nA/ppm at 10 ppm SO2

<15 s

±0.7 ppm equiv

>18 months (24‑month warranted)

–20 to +50°C, 80–120 kPa, 15–90 %RH

<2 g

 

Feature

Benefit

Ultra-compact design

Perfect for wearable monitors.

Rapid response

T90 <15 s.

Low noise & high repeatability

Stable across temperature swings.