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ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC - ARO Sierra Series Solenoid-Operated Inline Air Control Valves
AROARO Sierra Series Solenoid-Operated Inline Air Control Valves

ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC

The ARO Sierra Series Solenoid-Operated Inline Air Control Valve (SKU 4TR81, MPN M812SS-120-A) is a four-way, two-position valve with a spring return mechanism and non-locking manual override. It operates on 120V AC…

SKU 3G-OTH-169725

Brand
ARO
Item
Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC
Category
ARO Sierra Series Solenoid-Operated Inline Air Control Valves
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Technical Specifications

ARO
Manufacturer Part Number
M812SS-120-A
Type
Four-Way / Two-Position
AC
120V
Female NPT
1/8 in
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ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARO Sierra Series Solenoid-Operated Inline Air Control Valve (SKU 4TR81, MPN M812SS-120-A) is a four-way, two-position valve with a spring return mechanism and non-locking manual override. It operates on 120V AC and features 1/8 in Female NPT ports.

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 sierra 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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ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 24V DC, 1/8 in Female NPTF (MPN M819SS-024-D). Key specifications — attr1092969: Non-Locking; attr1086920: M819SS-024-D; attr1092977: Spring Return.
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ARO Solenoid Air Control Valve: Sierra, Four-Way / Three-Position, 24V DC, 1/8 in Female NPT, Closed (MPN M813SD-024-D). Key specifications — attr1086925: Closed; attr1092969: Non-Locking; attr1086920: M813SD-024-D; attr1092977: Solenoid Return.
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ARO Solenoid Air Control Valve: Sierra, Four-Way / Three-Position, 12V DC, 1/8 in Female NPT, Closed (MPN M813SD-012-D). Key specifications — attr1086925: Closed; attr1092969: Non-Locking; attr1086920: M813SD-012-D; attr1092977: Solenoid Return.
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ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 12V DC, 1/8 in Female NPT (MPN M812SS-012-D). Key specifications — attr1092969: Non-Locking; attr1086920: M812SS-012-D; attr1092977: Spring Return.
ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 24V DC, 1/8 in Female NPT (MPN M812SD-024-D). Key specifications — attr1092969: Non-Locking; attr1086920: M812SD-024-D; attr1092977: Solenoid Return.
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ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 24V DC, 1/8 in Female NPT (MPN M812SD-024-D). Key specifications — attr1092969: Non-Locking; attr1086920: M812SD-024-D; attr1092977: Solenoid Return.
ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC, 1/8 in Female NPT (MPN M812SD-120-A). Key specifications — attr1092969: Non-Locking; attr1086920: M812SD-120-A; attr1092977: Solenoid Return.
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ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC, 1/8 in Female NPT (MPN M812SD-120-A). Key specifications — attr1092969: Non-Locking; attr1086920: M812SD-120-A; attr1092977: Solenoid Return.
ARO Solenoid Air Control Valve: Sierra 18, Four-Way / Three-Position, 24V DC, 1/8 in Female NPT (MPN M817SD-024-D). Key specifications — attr1086925: Open; attr1092969: Non-Locking; attr1086920: M817SD-024-D; attr1092977: Solenoid Return.
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ARO Solenoid Air Control Valve: Sierra 18, Four-Way / Three-Position, 24V DC, 1/8 in Female NPT (MPN M817SD-024-D). Key specifications — attr1086925: Open; attr1092969: Non-Locking; attr1086920: M817SD-024-D; attr1092977: Solenoid Return.
ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC, 1/8 in NPT, NPT (MPN M819SD-120-A). Key specifications — attr1092969: Non-Locking; attr1086920: M819SD-120-A; attr1092977: Solenoid Return.
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ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC, 1/8 in NPT, NPT (MPN M819SD-120-A). Key specifications — attr1092969: Non-Locking; attr1086920: M819SD-120-A; attr1092977: Solenoid Return.