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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 (MPN A212PD) is a four-way, two-position spool valve with five ports and 1/4 in female NPT pilot connections. It is configured as normally open with a…

SKU 3G-OTH-159695

Brand
ARO
Item
Alpha Series Pilot-Operated Inline Air Control Valve
Part Number
A212PD
Category
ARO Alpha Series Pilot-Operated Inline Air Control Valves
Available to Order
Also known as:A212PDARO
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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
A212PD
Type
Four-Way / Two-Position
Ports
5
Female NPT Pilot
1/4 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 (MPN A212PD) is a four-way, two-position spool valve with five ports and 1/4 in female NPT pilot connections. It is configured as normally open with a pilot return operation mode.

Frequently Asked Questions

What is the ARO A212PD pilot air control valve used for?

The ARO A212PD Alpha Series pilot air control valve directs compressed air in pneumatic systems, typically for actuating cylinders or other automated equipment. Its four-way, two-position spool design with pilot return suits industrial applications requiring reliable directional control.

What are the specifications of the ARO A212PD valve?

The ARO A212PD is a four-way, two-position spool valve with five ports and 1/4 in female NPT pilot connections. It is normally open with pilot return operation. The manufacturer part number is A212PD, and it is part of the Alpha Series pilot-operated inline air control valves.

Where to buy the ARO A212PD valve worldwide?

3G Electric supplies the ARO A212PD Alpha Series pilot air control valve worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this pneumatic component.

How to install the ARO A212PD pilot air control valve?

Install the ARO A212PD by connecting 1/4 in female NPT pilot lines to the five ports, ensuring proper orientation for normally open configuration. Use thread sealant on NPT fittings and verify pilot pressure matches valve specifications. Consult the manufacturer's manual for detailed mounting and piping instructions.

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
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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
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Four-way, two-position spool valve with five ports, normally open configuration. Pilot return actuation for remote pilot operation. Used in pneumatic systems to direct airflow to actuators or cylinders
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
Three-way, two-position spool valve with spring return and normally open/normally closed operation. Features 3 ports and a 1/8 in Female NPT pilot connection. Used for pilot control of pneumatic actuators or control circuits in industrial automation systems
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Three-way, two-position spool valve with spring return and normally open/normally closed operation. Features 3 ports and a 1/8 in Female NPT pilot connection. Used for pilot control of pneumatic actuators or control circuits in industrial automation 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
ARO
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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