E Instruments' E4400 is a portable flue gas analyzer designed for emissions monitoring and maintenance and tuning of combustion processes. Its rugged design and “True NOx” capability makes the E4400 the ideal industrial analyzer for boiler, engine, furnace, and other combustion applications.

  • Field-Replaceable and pre-calibrated gas sensors
  • Dilution pump for CO auto-range measurements up to 50,000 ppm
  • Now with bluetooth wireless communication
  • Up to four gas sensors: O2, CO, NO, NO2, SO2, CxHy
  • Built-In Printer (non-thermal)
  • Low NOx and true NOx capable
  • Unbreakable metal hose connectors
  • Temperature and pressure measurements
  • Rechargeable lithium ion battery pack
  • Internal data memory (900 Tests)
  • Software package with USB and bluetooth communications