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ARO Alpha Series Pilot-Operated Inline Air Control Valve - ARO Alpha Series Pilot-Operated Inline Air Control Valves
AROARO Alpha Series Pilot-Operated Inline Air Control Valves

ARO Alpha Series Pilot-Operated Inline Air Control Valve

The ARO Alpha Series Pilot-Operated Inline Air Control Valve (SKU A211PS, MPN A211PS) is a four-way, two-position spool valve with five ports and a 1/8 in female NPT pilot connection. It features a spring return…

SKU 3G-OTH-159701

Brand
ARO
Item
Alpha Series Pilot-Operated Inline Air Control Valve
Part Number
A211PS
Category
ARO Alpha Series Pilot-Operated Inline Air Control Valves
Available to Order
Also known as:A211PSARO
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Technical Specifications

ARO
Manufacturer Part Number
A211PS
Type
Four-Way / Two-Position
Ports
5
Female NPT Pilot
1/8 in

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ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Alpha Series Pilot-Operated Inline Air Control Valve (SKU A211PS, MPN A211PS) is a four-way, two-position spool valve with five ports and a 1/8 in female NPT pilot connection. It features a spring return mechanism and is normally open. This valve is designed for pneumatic control applications requiring reliable directional air flow.

Frequently Asked Questions

What is the ARO Alpha Series pilot air control valve used for?

The ARO Alpha Series pilot-operated inline air control valve is used for pneumatic directional flow control in industrial automation, packaging, and material handling systems. Its four-way, two-position spool design with spring return reliably directs compressed air to actuators or cylinders.

What are the specifications of the ARO A211PS valve?

The ARO A211PS is a four-way, two-position spool valve with five ports and a 1/8 in female NPT pilot connection. It features spring return and is normally open. The valve is part of the Alpha Series and is designed for inline pneumatic control applications.

Where to buy the ARO A211PS valve worldwide?

3G Electric supplies the ARO A211PS valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this pneumatic control valve.

How to install the ARO Alpha Series pilot valve?

Install the ARO Alpha Series valve by connecting the 1/8 in female NPT pilot port to the control signal line and the five main ports to your pneumatic circuit. Ensure the spring return orientation matches your application. Follow standard pneumatic installation practices for leak-free connections.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and 316 SS wetted parts for corrosive fluid transfer
Food and beverage — FDA-compliant ARO AODD pump SD20S-CSS-SMM-B00 with Santoprene diaphragm and Tri-Clamp connections
Water treatment — ARO air control valves and FRL units for pneumatic control in filtration and dosing systems
General manufacturing — ARO air-end repair kits and O-rings for maintaining double diaphragm pumps in assembly lines
Pharmaceutical — ARO sanitary AODD pumps with 316 SS check valves for shear-sensitive and sterile fluid handling
Oil and gas — ATEX-rated ARO FRL units and air control valves for use in hazardous atmospheres
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ARO Products

3G Electric supplies ARO aro alpha series pilot-operated inline air control valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Four-way, two-position spool valve with five ports and a 3/8 in Female NPT pilot connection. Spring return mechanism with normally open configuration. Used to direct compressed air in pneumatic systems for controlling double-acting cylinders and other actuators
ARO
Four-way, two-position spool valve with five ports and a 3/8 in Female NPT pilot connection. Spring return mechanism with normally open configuration. Used to direct compressed air in pneumatic systems for controlling double-acting cylinders and other actuators
Four-way, two-position spool valve with five ports and a 1/4 in female NPT pilot connection. Spring return mechanism with normally open configuration. Used to direct compressed air in pneumatic systems for controlling actuators and double-acting cylinders
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Four-way, two-position spool valve with five ports and a 1/4 in female NPT pilot connection. Spring return mechanism with normally open configuration. Used to direct compressed air in pneumatic systems for controlling actuators and double-acting cylinders
This four-way, two-position solenoid-operated inline air control valve from the ARO Alpha Series features 1/8 in Female NPT ports and non-locking, spring return operation. It is used to direct compressed air flow in pneumatic systems, such as controlling double-acting actuators and cylinders in industrial automation and material handling applications
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This four-way, two-position solenoid-operated inline air control valve from the ARO Alpha Series features 1/8 in Female NPT ports and non-locking, spring return operation. It is used to direct compressed air flow in pneumatic systems, such as controlling double-acting actuators and cylinders in industrial automation and material handling applications

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Four-way, two-position spool valve with spring return and normally open operation. Features 5 ports and a 3/8 in female NPT pilot connection. Used to direct compressed air in pneumatic systems for actuating cylinders or other devices in industrial automation and material handling
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Four-way, two-position spool valve with spring return and normally open operation. Features 5 ports and a 3/8 in female NPT pilot connection. Used to direct compressed air in pneumatic systems for actuating cylinders or other devices in industrial automation and material handling
This four-way, two-position spool valve features five ports and 1/4 in female NPT pilot connections. It is normally open with pilot return operation, designed for directing compressed air in pneumatic systems such as actuating cylinders or other automated equipment
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This four-way, two-position spool valve features five ports and 1/4 in female NPT pilot connections. It is normally open with pilot return operation, designed for directing compressed air in pneumatic systems such as actuating cylinders or other automated equipment
Four-way, two-position spool valve with five ports and 1/4 in female NPT pilot connections. Normally open configuration with pilot return operation. Used to direct compressed air for controlling double-acting pneumatic actuators in industrial automation and material handling systems
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Four-way, two-position spool valve with five ports and 1/4 in female NPT pilot connections. Normally open configuration with pilot return operation. Used to direct compressed air for controlling double-acting pneumatic actuators in industrial automation and material handling systems

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