Gas detection since 1983, wireless gas detection since 2005

Go to our GenII OI-7032 page to view our new How-To Videos.
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The OI-WF595 WireFree Switch-State Transmitter for state monitoring of sensors such as pressure, temperature, flow, and tank-level is now available.
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The industry-certified GenII Product Line is now released.
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Otis products are CSA and ATEX certified. Click the Document Downloads tab on the left sidebar to view our product certifications.
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The GenII OI-6000 Sensor Assembly with PID Sensor for sensing VOC gas is now available.
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The GenII OI-7032 32-Channel Touch-Screen Hybrid Monitor with Data-Logging is now available.
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Otis offers a WireFree OI-WF590 4-20mA transmitter that is compatible with any 4-20mA sensor, including flame and tank level sensors.
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