Control Air is a US leading manufacturer of Rugged and Accurate Process Control, providing precision pneumatic and electro-pneumatic control products essential to automated industrial equipment, process control systems and instrumentation, laboratory research and analysis, energy management, fluid power, robotics, and valve automation applications.

Control Air has an excellent reputation for high performance. An ISO-9001:2015 registered quality system assures tightly controlled specifications and processes, resulting in dependable pneumatic controls.

Our products include current-to-pressure (I/P) transducers, voltage-to-pressure (E/P) transducers, pneumatic-to-current (P/I) transducers, precision air pressure regulators, filter regulators, volume boosters, motorized regulators, rolling diaphragm air cylinders, valve positioners and custom engineered devices. Our team also provide customer-specified applications through joint development projects and strategic design partnerships.


 
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Type 300 Air Filter Regulator

The Type 300 Air Filter Regulator is designed to provide clean, accurate air pressure to instruments, valves, and other automatic control equipment.

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Type 700 High Flow Pressure Regulator

Type 700 High Flow Pressure Regulator

The Type 700 is designed for applications that require high flow capacity and accurate process control. A poppet valve which is balanced by utilizing a rolling diaphragm insures a constant output pressure even during wide supply pressure variations.

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Type 350 Stainless Steel Air Filter Regulator

Type 350 Stainless Steel Air Filter Regulator

The Type 350 stainless steel air filter regulator (AFR), is designed to stand up to the harshest environments, while providing highly accurate pressure regulation.

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Type 500 Electropneumatic I/P Transducer (I/P, E/P)

Type 500 Electropneumatic I/P Transducer (I/P, E/P)

The ControlAir Type 500X converts a current or voltage input signal to a linearly proportional pneumatic output pressure.

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Type 650 Positive Bias Relay

Type 650 Positive Bias Relay

The Type 650 positive bias relay is a signal operated regulator that provides an output pressure that is the sum of the input signal pressure plus a preset bias.

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Rolling Diaphragm Cylinders

Rolling Diaphragm Cylinders

The advent of the long stroke rolling diaphragm as a means of low-friction dynamic sealing has led to the development of ControlAir’s line of Diaphragm Air Cylinders.

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Bubble Tube Liquid Level System

Bubble Tube Liquid Level System

The L100 Bubble-Tube Level System is a fully self contained instrument (liquid level system), requiring only connections to air or gas supply, dip tube and electrical power source to provide precise level measurement.

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