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ARO Fluid Measuring Cylinders

ARO measuring cylinders dispense predetermined quantities of fluid or semi-fluid material. Use in conjunction with control valves.
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2-Way & 3-Way Solenoid Valves

ARO solenoid valves use an electronic signal to control the fluid or air supply. These valves are available in 24 DC or 120 AC voltage.
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Lock-Out Valves for Piston Pumps

ARO Lock-Out Valves install upstream of your air filter or air regulator unit and meet OSHA lock-out/tag-out regulations.
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Air Control Needle Valves

An Air Control Needle Valve controls the air volume supplied to the pump, allowing the operator to control the speed of the pump.
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ARO Manual Control Valve

Our Manual Control Valve is a four-way control valve for use with ARO measuring cylinders. Pressure rating up to 5,000 psi (345 bar).