PC30 ProControl Large Proportional Valve | Humphrey Products Company

PC30 ProControl Large Proportional Valve

The PC30 large proportional valve is ideal for precise control up to 300 litres per minute. The PC30 is a compact, flexible solution for controlling air, vacuum, and some gases. 


PC30 Large Proportional Valve

Available Orifices (inches)

@ 25 PSIG - .156 / .188 / .250
@ 50 PSIG - .156 / .188
@100 PSIG - .156

Maximum Flow 300LPM
Weight 0.9lbs
Power Consumption 5.8w




  • 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 PC30 Proportional Valve.