Laser 3 Plus Combustion

Compact TDL combustion series measures O2, CO and CH4 offering unique features and low cost of ownership





Sensing Technology


The SERVOTOUGH Laser 3 Plus is a revolution in Tunable Diode Laser (TDL) Absorption Spectroscopy analysis: a highly compact gas monitor for in-situ cross stack applications, which delivers exceptional performance benefits in a revolutionary compact design. 

Servomex’s pioneering approach to design has produced an analyzer that occupies a footprint up to 1/10th the size of competitor products. This provides instant benefits in terms of installation ease and flexibility. 

The Laser 3 Plus Combustion delivers exceptional TDL performance, with a fast response optimized for the measurement of O2, CO or a combination of CH4 and CO in a wide range of applications. Utilizing the latest Wavelength Modulated Spectroscopy (WMS) measurement techniques with unique Servomex signal processing, the Laser 3 Plus provides the most stable, repeatable results with minimal installation and maintenance costs.

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  • Process heaters
  • Incinerators
  • Thermal crackers
  • Thermal oxidizers
  • Power stations
  • Coal mills
  • Furnaces



Ensure your SERVOTOUGH Laser 3 Plus Process analyzer delivers optimum performance with Servomex Service Network.

Through our global network of engineers and service centers, we provide complete lifetime support for your analyzer. Our services range from installation and commissioning to supplying high quality spares and arranging scheduled servicing: visit our Service Network pages to find out more.