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For diesel and natural gas engines from 400kW to 10MW employed in mission critical installations.

A compact solution to control NOx, CO, VOCs, HCs, PM, and NH3 slip all in one engineered system. Can have integrated sound attenuation up to critical/hospital grade for 35-42 dBA or more.

  • Achieve EPA Tier IV compliance and beyond
  • Achieve IMO Tier III compliance and beyond
  • Excellent solution for new and retrofit engine applications

Flexible Mounting Options:

  • Available for indoor and outdoor applications
  • Above the engine
  • On top of the engine enclosure
  • Hang from the ceiling
  • Mount vertical or horizontal or on the side
  • Flexible inlet and outlet connection locations and diameters
  • Pressure drop can be managed depending on application
  • Options for SCR reactor heating for immediate NOx reduction

The inlet and outlet locations can be adjusted to meet the installation needs of your project.

Optional Accessories:

  • Urea storage tank
  • Air compressor
  • Urea filling station
  • Urea duplex transfer station
  • Closed loop control
  • Continuous Emissions Monitoring (CEMs) systems
  • Remote access with monitoring & controlling can be enabled with internet access
  • Platforms and access stairs, etc.
Catalytic Combustion scr systems service

Parts & Service:

  • Catalytic Combustion Corporation is well-known for our exceptional Parts & Service Department
  • Installation and installation support
  • Commissioning
  • Long-term service agreements
  • Catalyst health check-up
  • Catalyst replacement – includes removal, disposal, and installation of new catalyst
Silent nox scr brochure


Download the SILENT NOx®  Selective Catalytic Reduction (SCR) Systems sell sheet here.

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