
Revolutionary Process Burner Technology
SIGNIFICANTLY REDUCING PROCESS EMISSIONS
Bringing Revolutionary Process Technology to the Global Market
Zeeco and ClearSign Technologies Corporation are achieving industry-leading NOx emissions reductions with their co-branded line of process burners. With the ability to fire conventional refinery fuels and hydrogen, this line of burners achieves sub 5 ppm NOx emissions, meeting some of the world's most stringent emissions regulations.
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ZEECO® CS5 Burner
Powered by Clearsign Core™ Technology, the ZEECO CS5 burner is an unparalleled solution for achieving selective catalytic reduction (SCR) level emissions at a fraction of the cost. With its compact flame, reduced operating expenses, and large fuel ports, the ZEECO CS5 delivers optional NOx reduction without the need for additional SCR equipment.
ZEECO Hydrogen CS5 Burner
Also powered by Clearsign Core Technology, the ZEECO Hydrogen CS5 burner can operate on 100% hydrogen, 100% natural gas, and offers seamless compatibility with any blend of refinery fuels. This innovative burner design also achieves sub 5 ppm NOx emissions, paving the way for cleaner, more efficient combustion across a variety of fuel types.
Benefits of the CS5 and Hydrogen CS5 Burners:
- Sub 5 ppm NOx emissions
- Fires 100% H2, 100% natural gas, and a variety of fuel blends
- Forced and natural draft options
- Meet strict emissions regulations
- BACT in California
- Emissions Reduction Credits in Texas
- Simple retrofit capabilities

Firing 100% Natural Gas
Firing 50% Natural Gas and 50% Hydrogen
Firing 100% Hydrogen
The Foundation for Zeeco and ClearSign's Collaboration
Since its founding in 1979, Zeeco has relied on its spirit of innovation and commitment to excellence to overcome any challenge. As the world leader in advanced combustion and environmental solutions, Zeeco continues to look for new ways to bring new technologies to market that help its customers meet emissions regulations while ensuring the safety and reliability of plants and facilities around the world. Zeeco first began its collaboration with ClearSign in 2020 to further develop its unique process burner technology. Over the years, the collaboration has resulted in a revolutionary burner line that meets some of the world's most stringent NOx emissions regulations. Today, that collaboration has grown into a co-branded line of process burners, bringing ClearSigns Core Technology and Zeeco's expertise in the combustion industry to the global market.