VTI is a High Technology Company specializing in Product
Development and Original Equipment Manufacturing. Since
1983, VTI has been the leading manufacturer of Non-
Dispersive Infrared (NDIR) gas monitors for OEM, private label,
and integration partners.

Our unique CO2 monitors are used for Health and Safety 
in Wineries, Breweries, Bakeries and Animal Farms. 
Food Processing and Food Storage are other applications
for our CO2 monitors.
VTI has a series of CO2 gas monitors that are used in

The Metal Heat Treating industry uses our CO, CO2, and
CH4 gas monitors in their treatment process.

Additional applications include Geothermal, Oil Exploration, Submarines, Petrochemical Plants, and Controlled-Atmosphere Produce ShippersNatural Gas, Methane Recovery and monitoring.

Many of our latest product line use digital signal processing and provide a 16-bit SPI serial port for remote control, as well as a connection for remote switches. Options include: RS-232 (or a USB adapter) and a 0-1V output on some digital models. Our analog sensors provide 0-1V or 0-5V outputs, as well as the traditional 4-20mA output.
Our product line ranges from the basic OEM Smart Gas Cell to a fully functional stand-alone system with digital display, remote set point alarms, with 4-20mA and 0-5V outputs.

All of our monitors go through exhaustive burn-in, temperature drift testing, and data analysis in order to pass stringent final Quality Control standards.

In house design, development, production, and testing allow for fast to market, state of the art new product innovations. We are always looking for new areas of product development and invite your inquires for new OEM or private label applications.

Please click here to see photos of our products, or select the "Products" button above for product listings, or click here to go to our Products page.
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Manufacturers of NDIR Gas Monitors