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ARO Pilot Air Control Valve: Alpha Series, Four-Way / Two-Position, 5 Ports - ARO Alpha Series Pilot-Operated Inline Air Control Valves
AROARO Alpha Series Pilot-Operated Inline Air Control Valves

ARO Pilot Air Control Valve: Alpha Series, Four-Way / Two-Position, 5 Ports

The ARO Alpha Series Pilot-Operated Inline Air Control Valve (MPN A211PD) is a four-way, two-position spool valve with five ports and 1/8 in female NPT pilot connections. It features pilot return operation and is…

SKU 3G-OTH-159697

Brand
ARO
Item
Pilot Air Control Valve: Alpha Series, Four-Way / Two-Position, 5 Ports
Category
ARO Alpha Series Pilot-Operated Inline Air Control Valves
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Technical Specifications

ARO
Manufacturer Part Number
A211PD
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 (MPN A211PD) is a four-way, two-position spool valve with five ports and 1/8 in female NPT pilot connections. It features pilot return operation and is normally open. This valve is designed for pneumatic control applications requiring reliable directional air flow.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and check valves for transferring corrosive acids and solvents.
Wastewater treatment — ARO aluminum-housing AODD pumps handling sludge and abrasive slurries in treatment plants.
Packaging automation — ARO PremAir series solenoid valves controlling pneumatic actuators on filling and sealing machines.
Mining operations — ARO 316 stainless steel AODD pumps for dewatering and transferring abrasive mine tailings.
Material handling — ARO MaxAir series foot pedal valves for manual control of conveyor diverters and lift tables.
Maintenance repair — ARO repair kits for field servicing of lower pump assemblies in industrial fluid systems.

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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