British Alphasense is a professional manufacturer that develops and produces various high-quality gas sensors, and has been recognized by many customers worldwide. We provide high-quality oxygen sensors, toxic gas sensors, and combustible gas sensors to many world-renowned OEM manufacturers.
If you make portable or fixed industrial gas detection alarms, flue gas analyzers or environmental monitors, then Alphasense sensors have the solution you need.

Why choose Alphasense sensors:

Customer first

High-quality, high-performance sensors

Low return rate

Fast and stable delivery

Unreserved and experienced technical guidance

response actively

Early support

Reliable and continuously improving quality

British Alphasense company main product list:

Hydrogen chloride sensor HCL-A1
PID photoion gas sensor PID-A1 (large range)
Hydrogen cyanide gas sensor HCN-A1
Hydrogen cyanide sensor HCN-B1
Hydrogen cyanide gas sensor HCN-D4
Ethylene oxide sensor ETO-B1
ETO gas sensor ETO-A1
PID photoion gas sensor PID-AH (small range)
Phosphine gas sensor PH3-A1
Phosphine gas sensor PH3-B1
Phosphine gas sensor PH3-BE
Hydrogen sulfide sensor H2S-D4 (mini type)
Double gas carbon monoxide / hydrogen sulfide) sensor D2
Long-life oxygen sensor (O2-A3)
Oxygen sensor O2-A1 (1 year life) O2-A2
Nitrogen dioxide sensor NO2-AE (large range)
Infrared methane (CH4) sensor Ciris-1
Hydrogen chloride (hydrochloric acid) gas sensor HCL-A1
Carbon monoxide gas sensor CO-CX (anti-smoke, anti-H2)
Carbon monoxide gas sensor CO-CF (anti-smoke, with filter)
Carbon monoxide gas sensor CO-CE (anti-smoke, large range)
Carbon monoxide sensor CO-AX (anti-H2)
Carbon monoxide sensor CO-AF (small, with filter membrane)
Carbon monoxide gas sensor CO-AE (small, with filter membrane, large range)
Catalytic combustion gas sensor CH-A3
Sulfur dioxide sensor SO2-D4 (fixed)
Sulfur dioxide sensor SO2-BF (fixed)
Sulfur dioxide sensor SO2-AF (portable)
Sulfur dioxide sensor SO2-AE (large range)
Oxygen sensor O2-G2 (small size)
Oxygen sensor O2-G1 (small size)
Oxygen sensor O2-C3
Oxygen sensor O2-C2
Nitric oxide sensor NO-D4
Nitric oxide sensor NO-B1
Nitric oxide sensor NO-AE
Nitric oxide sensor NO-A1
Nitrogen dioxide sensor NO2-D4
Nitrogen dioxide gas sensor NO2-B1 (fixed)
Nitrogen dioxide sensor NO2-A1 (portable)
Hydrogen sulfide sensor H2S-D1 (small size)
Hydrogen sulfide gas sensor H2S-BH (fixed, high current)
Hydrogen sulfide sensor H2S-BE (large range)
Hydrogen sulfide sensor H2S-B1 (fixed type, small current)
Hydrogen sulfide sensor H2S-AH (high current)
Hydrogen sulfide sensor H2S-AE
Hydrogen sulfide sensor H2S-A1
Carbon monoxide sensor CO-DF (small size)
Carbon monoxide sensor CO-D4
Electrochemical chlorine gas sensor CL2-D4 (mini type)
Infrared carbon dioxide CO2 sensor IRC-A1
Electrochemical chlorine gas sensor CL2-B1 (fixed)
Electrochemical chlorine gas sensor CL2-A1