• Steam and hot water
• 125 to 800 HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+ psi on steam, 30 to125 psi on hot water
• Available to < 9 ppm NOx

The Cleaver-Brooks Model CBLE is a dryback firetube boiler designed with a completely integrated integral burner offering the highest efficiencies and emissions levels down to 9 ppm NOx.

• Steam and hot water
• 100 to 800 HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+ psig on steam, 30 to 125 psig on hot water
• Available to <9 ppm NOx

The Cleaver-Brooks Model 4WI is a wetback firetube boiler designed with 5 square feet of heating surface per boiler horsepower for maximum guaranteed efficiencies.

• Steam and hot water
• 100 to 1,200 HP
• Natural gas, #2 light oil or combination
• 50 to 250+ psig on steam
• 30 to 125 psig on hot
• Available to <5 ppm NOx

The new Cleaver-Brooks CBEX Elite flagship firetube boiler featuring EX technology is a completely integrated boiler, burner, control, and heat recovery system. Every core component has been designed and built by Cleaver-Brooks to work together, resulting in the most efficient and lowest-emission firetube system ever built.

• Steam
• 1,300 to 2,200 HP
• Natural gas, #2 light Oil or combination
• 50 to 250+ psig steam
• Available to <9 ppm NOx

The new Cleaver-Brooks CBEX Elite flagship firetube boiler featuring EX technology is a completely integrated boiler, burner, control, and heat recovery system. Every core component has been designed and built by Cleaver-Brooks to work together, resulting in the most efficient and lowest-emissions firetube system ever built.

• Steam and hot water
• 100 to 1,200 HP
• Natural gas, #2 light oil or combination
• 50 to 250+ psig on steam, 30 to 125 psig on hot water
• Available to < 9 ppm NOx

The Cleaver-Brooks CBEX Premium firetube is a completely integrated boiler and packaged burner system featuring the revolutionary EX technology. Extraordinarily efficient and capable of meeting very low NOx requirements, the CBEX Premium provides a high-value solution with next-generation engineering.

• Steam and hot water
• 15 to 100 HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+ psig on steam, 30 to 125 psig on hot water

The Cleaver-Brooks Model CB firetube boiler is an integrated package with components designed to work together seamlessly and provide a single source solution with optimal safety, ease of maintenance, and low emissions.

The model FLX Flexible Watertube Boiler is designed to minimize thermal stress and provide quick response in a compact unit. There is also a field-erectable option.

• Steam or hot water
• 1.5 to 6.0 MBTU
• Natural gas, #2 oil, propane, digester
• 15 to 500 psig on steam (special to 675 psig) on steam
• 140 psig on hot water standard with option to 450 psig @ 410F

The Model 4 membrane wall watertube boiler is a high-performance, super-compact unit designed specifically to fit through a doorway.

• Fully condensing hydronic boiler
• 500 to 3,300 MBTU
• Natural gas and propane
• 125 psi
• Standard less than 20 ppm NOx

The ClearFire-C fully condensing hydronic boiler is a vertical down-fired design offering high efficiency and low NOx technology.

• Compact footprint
• 750 to 2,000 MBTU
• Standard less than 20 ppm NOx
• Variable flow capable with no minimum flow requirement
• Standard dual-return connections

The ClearFire^®-CE (CFC-E) is a compact, high-mass, fully condensing hydronic boiler, capable of variable flow pumping, allowing for maximum operating efficiency in a variety of system applications.

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• Full condensing hydronic boiler
• 4,000 to 12,000 MBTU
• Ultra-low emissions
• Up to 98% efficiency
• Offers 5:1 turndown

The revolutionary CFLC line provides maximum flexibility for larger facilities with enhanced efficiency. The larger capacity design allows the most effective installation by using fewer units as opposed to banks of smaller boilers, thus reducing capital cost, complexity, and maintenance.

• Steam boiler
• 10-60 HP
• Natural gas and propane
• 150 psi
• Standard less than 20 ppm NOx,  less than 10 ppm CO

The ClearFire-V steam boiler is a compact, vertical boiler offering high efficiency and low-NOx technology.

• Steam Boiler
• 10 to 60 HP
• Natural gas and propane
• 15 or 150 psig
• Standard at less than 20 ppm NOx, less than 10 ppm CO

The ClearFire-H steam boiler is a compact, horizontal boiler offering high efficiency and low-NOx technology.

• Electric vertical steam boiler with condensate return
• 12 to 563 kW
• Electrical power
• 15, 150, 200 & 250 psig
• No localized emissions

The Cleaver-Brooks Electric Boiler Model CR is a vertical steam boiler with condensate return tank and pump.

• Electric hot water boiler
• 12 to 3360 kW
• Electrical power
• 160, 200 & 250 psig
• No localized emissions

The Cleaver-Brooks Electric Boiler Model WB is a hot water boiler.  The Cleaver-Brooks Model WB hot water electric boiler operates in hot water heating systems with minimum space requirements. This unit includes operating controls, elements, fuses, contactors, relief valve, drain valve, etc. Vessel sizes range from 12″ to 42″ diameter with an output spanning 12 kW to 3,360 kW.

• Electric horizontal steam boiler
• 1560 to 3375 kW
• Electrical power
• 15, 150, 200 & 250 psig
• No localized emissions

The Cleaver-Brooks Electric Boilers Model HSB is a horizontal steam boiler. The Model HSB is an immersion-element steam boiler with a horizontal, insulated vessel. Designed for the heavy-duty, continuous demand of commercial and industrial applications, it typically includes operating controls, elements, fuses, contactors, safety valve, and instrumentation. Available in a vessel size of 42″ diameter with an output spanning 1,560 kW to 3,375 kW.

• High-voltage steam boiler
• 4.16-25  kV – up to 188,000 lb/hr
• 100-500 psi
• No local emissions
• Fast response time

The Model CEJS is a high-voltage, jet-type electrode steam boiler that utilizes properties of water to conduct electrical current and generate steam.