ARO Solenoid Air Control Valve: Sierra, Four-Way / Two-Position, 120V AC, 1/8 in NPT
The ARO Sierra Series Solenoid-Operated Inline Air Control Valve (SKU 4KB51, MPN M819SD-120-A) is a four-way, two-position valve with 1/8 in NPT ports and 120V AC operation. It features a non-locking manual override…
SKU 3G-OTH-169721
Need installation or engineering help?
Ask a question
Product Description
The ARO Sierra Series Solenoid-Operated Inline Air Control Valve (SKU 4KB51, MPN M819SD-120-A) is a four-way, two-position valve with 1/8 in NPT ports and 120V AC operation. It features a non-locking manual override and solenoid return actuation.
Used in
Common applications for AROARO 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.














