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ARO Solenoid Air Control Valve: Alpha, Four-Way / Three-Position, 120V AC, 1/4 in Female NPT - ARO Alpha Series Solenoid-Operated Inline Air Control Valves
AROARO Alpha Series Solenoid-Operated Inline Air Control Valves

ARO Solenoid Air Control Valve: Alpha, Four-Way / Three-Position, 120V AC, 1/4 in Female NPT

The ARO Alpha Series Solenoid-Operated Inline Air Control Valve (SKU 2G451, MPN A312SD-120-A) is a four-way, three-position valve with a closed center, 120V AC operation, and 1/4 in Female NPT ports. It features a…

SKU 3G-OTH-149785

Brand
ARO
Item
Solenoid Air Control Valve: Alpha, Four-Way / Three-Position, 120V AC, 1/4 in Female NPT
Category
ARO Alpha Series Solenoid-Operated Inline Air Control Valves
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Technical Specifications

ARO
Manufacturer Part Number
A312SD-120-A
Type
Four-Way / Three-Position, Closed
AC
120V
Female NPT
1/4 in
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ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Alpha Series Solenoid-Operated Inline Air Control Valve (SKU 2G451, MPN A312SD-120-A) is a four-way, three-position valve with a closed center, 120V AC operation, and 1/4 in Female NPT ports. It features a non-locking manual override and solenoid return actuation.

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 solenoid-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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