About Us

To view our corporate video in Mandarin Chinese, click HERE.

Established in 1983, Otis Instruments, Inc. has been an international force in gas detection for 30 years. Founded on a commitment to quality customer service, this Texas-based company has been on a narrow path to "building a better product" since its dawning.

As the manufacturer of the Solid State H2S Sensor--a product that changed the Oil and Gas Industry during the early 80's--Otis Instruments has defined leadership while heightening the expectations of an industry.

What We Do:

Otis Instruments is a manufacturer of wired (4-20mA) and WireFree gas detection (and monitoring systems) for toxic, combustible, oxygen, and carbon dioxide gases. Our traditional products are fixed gas detection systems that are wired and modbus-based. 

Since 2005, we have been specializing in WireFree gas detection--an Otis-exclusive long-range self-contained battery-powered gas detection product line that is industry-certified and suitable for both domestic and international markets.

Otis Instruments also provides: sirens, lights/strobes, calibration equipment, personal monitors, product training, and various other products and services for a variety of safety needs.