VR400/VR800 and V473x/V873x Series. Class "A" Servo Regulated Combination Valves.

Control valves with integrated safety shut-off valve for control of continuously regulated burner processes, linear ratio of input signal to flow rate, control ratio 100:1, for gas and air, EU certified.

MICRO-RATIO® Valve assemblies are used for air, gas and oil proportioning control. The multiple screw cam assembly provides mechanical adjustment capabilities to the air/fuel ratio at each valve position of your burner system.

Hauck Micro-Cam oil (MCOV) valves provide accurate, reproducible flow control of fuel oil to any type of industrial process, thus making the operation of oil-fi red heat processing equipment more dependable

Hauck’s Self-Cleaning Micro Oil Valves are engineered to produce accurate, reproducible linear flow control of oil to any type of industrial process.

Servo Regulated Gas Valves and Accessories