CA100, 110 Mixers & Carburetors
Standard Model 100 Carburetor for Natural Gas, LPG & Digester Fuels

The Model 100 Series is a single diaphragm air-gas valve carburetor mixer. It offers a 90° air inlet to provide lowoverhead clearance, and is available with several air horn and throttle body options. This unit is available for propane, natural gas and digester gas applications. The Model 100 is also available for Feedback applications with the ‘FB’ designation. The 100 mixer provides a convenient 1/8” NPT balance port and two separate air valve vacuum ports. Additional low speed idle mixture control can be obtained to lean air fuel mixtures through the use of optional shims.

The Model 225 carburetor is a single-diaphragm air valve carburetor / mixer. It offers a downdraft air inlet that can be used for remote air filtration or open-element type air filters. This unit is available for propane, natural gas, and digester gas applications. It has been successfully used for other hydrocarbon-based vapor fuels as low as 500 BTU.

The IMPCO 400 VARIFUEL (400VF3) is a gaseous fuel carburetor of the concentric flow, air valve type. A precision gas metering valve is attached to the air valve. The air valve (and gas valve) motion is linear in relation to volumetric flow. The air fuel ratio is controlled by the adjustable power valve, shape of the gas metering valve, and the pressure from the gas regulator. The 400VF3 has anti-wear guide bushings for the air valve assembly.

The Impco 425 carburetor is a standard mixer with standard or optional throttle bodies.

The IMPCO Model L is a two stage regulator converter. These units are coolant heated and are able to provide liquid vaporization to supply up to 150 kW (200 hp) in industrial engine applications. The L Series regulator provides a negative outlet pressure of -0.37 kPa (-1.5 w.c.). No optional pressures are available. The Model L offers economical performance with full features; rear fuel inlet, primary and secondary diagnostic test ports. Optional silicone diaphragm materials are also available. Regulatory approvals include UL, ULC, E4 Regulation Number 67.

Model J Series Two-Stage Converter for 3.7 to 75 kW
for LP-Gas Engines

The IMPCO Model J Series converters deliver superior performance and excellent pressure output consistency throughout service life. Three vapor outlet pressures are available. Use of the standard blue secondary spring provides negative 0.37 kPa (-1.5 inches w.c.). The optional orange secondary spring provides negative 0.12 kPa (-0.5 inch w.c.) and the red secondary spring negative 0.05 kPa (-0.2 inch w.c.) output.

Cobra Two-Stage Converter Pressure Regulator

The new COBRA Two-stage Converter Pressure Regulator has been specifically designed to meet the performance requirements of demanding OEM applications in materials handling, portable and stationary engines, ground support equipment, agricultural, and construction equipment.

The IMPCO VFF30 is a combination fuel lockoff and filter engineered for use with LPG or natural gas. A pressure of 1.69 kPa (0.5” Hg) is required to open the lockoff. The VFF30 is suitable for engines up to 242 kW (325 hp) at a maximum working pressure of 2,150 kPa (312 psi). The filter element is fully serviceable.

The FL-219 is a normally closed, 12 VDC electric solenoid shutoff valve with an integral filter. It is suitable for use with propane and natural gas, and can be used with IMPCO, Beam Garretson fuel management systems.

The L-416-12V is a normally closed, 12 VDC electric solenoid shutoff valve suitable for use with propane. It can be used with IMPCO, Beam Garretson fuel management systems.