PC3 ProControl Miniature Proportional Valve | Humphrey Products Company

PC3 ProControl Miniature Proportional Valve


The PC3 miniature proportional valve is ideal for precise control up to 24 litres per minute. The PC3 is a compact, flexible solution for controlling air, vacuum, and some gases. 

PC3 Proportional Valve

Available Orifices (inches)

@ 25 PSIG - .025 / .040 / .060
@ 50 PSIG - .025 / .040
@100 PSIG - .025

Maximum Flow 24LPM
Weight 0.15lbs
Power Consumption 2.0w




  • Low hysteresis throughout the range.
  • Excellent control, even at low flow settings.
  • Low power consumption.
  • Long, trouble-free life, tested to 100 million cycles.
  • Quiet operation.
  • Compact, 2-way, normally closed construction.
  • Direct Acting: Functions from 25"Hg to 100 PSIG.
  • RoHS and REACH compliant.
  • Made in USA.


  • ENP Brass
  • Stainless Steel
  • Nickel Plated Steel
  • FKM



See New Products Information/Downloads menu on left for more information about ProControl proportional valves or visit the Online Product Configurator for the ProControl PC3 Proportional Valve.