High Flow Mini Proportional Valve



  • 2-5 Millisecond Response Time
  • Unique Proportional Valve Design 
  • Easily Cleaned and Maintained
  • Quiet Operation
  • Low Hysteresis Performance
  • Controls Air, Water, and Other Mediums

Kelly Pneumatics, Inc. offers a high volume flow Miniature Proportional Valve utilizing our proportional armature valve technology. This non-spool valve architecture employing one moving part ensures virtually frictionless performance and longevity tested at over 100 million cycles. We also offer alternate versions that are resistant to both high and low temperatures, therefore performing consistently in many different environments. Available in both Inline and Manifold Mount versions, this valve can efficiently process Water, Air, Oil and Hydrogen.


Valve Function2-Way, Normally Closed
Electrical ConnectionFlying Wire Leads
Working Pressure-14.7 to 100 psig (6.8 bar) (standard)
500 psig (custom)
Flow Range0-1.5 liters of water per minute,
0-130 liters per minute of air flow
Orifice Size.040, .060, .090, .125, or .156 inches
Voltage Range0-10 or 0-20 VDC
Response Time6 - 15 ms
Port Types1/8" NPT or Manifold Mount
Seal MaterialBuna-N, Viton, or EPDM
Operating Temp.-40° to 200°F (-40° to 93°C)
Maximum Hysteresis6-10% of full current
Leak RateBubble Tight Seal
Type of OperationDirect solenoid
Filtration40 Micron Recommended
Weight0.25 lbs
Wetted MaterialsCold rolled stainless steel w/ electroless
nickel plating, brass and 304 stainless steel.
Power3.8 watts (max)



Performance Characteristics


More From This Product Line

Max Flow Rate:32 LPM

Max Flow Rate:140 LPM

Max Flow Rate:300 LPM

Not Sure Which Proportional Valve You Need? Please Tell Us About Your Application. We'll Help You Select the Perfect Valve For Your Project.

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Flow graph