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Humphrey | Diaphragm Poppet Manual Valve, N/O, 1/8, Push Button | 125P-2-11-20-40


Mfr. Part #: 125P-2-11-20-40

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Ships same day with standard 2-day shipping if ordered M-F before 3PM PT.

Pickup Available at Livermore

ID #: 215029

  • Humphrey 125P-2-11-20-40 2-way push button valve, 1/8" NPSF, 0.30 Cv, 125 PSI. Compact, bubble-tight for manual pneumatic control.

  • Key Features:
    • 2-way normally open push button pneumatic valve from Humphrey 125P series
    • Diaphragm poppet design with unbalanced air-spring return for bubble-tight sealing
    • Compact size (1.74" H x 1.18" DIA) with 1/8" NPSF inline ports and 0.30 Cv flow coefficient
    • Zinc plated steel and brass construction with Buna N seals; no lubrication required
    • Operating pressure: 0-125 PSI; temperature range: -20°F to 225°F; actuation force: 5-8 lbs

    Common Applications:
    • Manual pneumatic control in industrial machinery and air circuits
    • Push button actuation for actuators and cylinders in automation setups
    • Inline air flow regulation in portable tools and equipment
    • Simple directional control in low-to-medium pressure pneumatic systems

  • Specifications - 125P-2-11-20-40
    Model 125P-2-11-20-40
    Valve Type 2-Way Normally Open Push Button
    Design Diaphragm Poppet, Unbalanced Air-Spring Return
    Port Size 1/8" NPSF Inline
    Flow Coefficient (Cv) 0.30
    Operating Pressure 0-125 PSI
    Temperature Range -20°F to 225°F
    Actuation Force 5-8 lbs
    Material Zinc Plated Steel, Brass, Buna N Seals
    Dimensions 1.74" H x 1.18" DIA
    Applications Manual pneumatic control, actuators, cylinders, automation, portable tools, directional control
  • Product Resources

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