Triplett Announces GSM250 Desktop Indoor Air Quality CO2 Meter

Ideal for offices, schools, shopping malls, restaurants, and other public places

MANCHESTER, NH, -- Triplett Test Equipment, a leading maker of test equipment tools, announces the Triplett GSM250 desktop indoor air quality carbon dioxide (CO2) meter, ideal for monitoring air quality in office buildings, schools, exhibition halls, shopping malls, meeting rooms, fitness centers, restaurants, and other public places.


Simultaneously displaying CO2, temperature, and relative humidity, the GSM250 display features a 3-color (green/yellow/red) light bar that changes color according to CO2 concentration and offers easy reading from long distances. The GSM250 can be wall mounted or used on a desktop.

With touch panel programming and a user-adjustable CO2 level alarm with a disable function, the GSM250 uses non-dispersive infrared (NDIR) waveguide technology and offers automatic baseline calibration for long term drift compensation or 400 parts per million manual calibration. The meter does not use batteries and requires power from a USB source, either from a computer, power bank, or 5VDC wall adapter (not included). It comes with a 10 foot (3 meter) USB-C cable (for power source only) and wall mount. It is offered with a 1 year warranty.

To find a Triplett distributor near you, please visit: https://triplett.com/store-locator/. To order online, please visit: https://triplett.com/online/.

About Triplett Test Equipment

Founded in 1904, Triplett Test Equipment is a leading provider of test and measurement tools and instruments. Triplett customers benefit from over 100 years of innovation and problem-solving expert solutions across a range of industries. Triplett tools help professionals in electrical contracting, voice/data/video (VDV) telecommunications, CCTV/security video installation and maintenance, water damage restoration and more. Triplett is based in Manchester, NH and is a part of Jewell Instruments.

To learn more, visit our website, www.triplett.com, or visit our social sites on LinkedIn, Twitter, YouTube and Facebook.

Featured Product

PI USA - High Precision R-Theta Stages for Semicon, Laser Processing Apps

PI USA - High Precision R-Theta Stages for Semicon, Laser Processing Apps

2-axis R-Theta motion systems are better suited to spiral motion than Cartesian XY stages. R-Theta systems often find applications in precision laser / semiconductor applications due to higher throughput, precision, and smaller size. See examples and options.