pilot-operated solenoid valve / 4/3-way / 3-way / 4-way
Classic Diaphragm-Poppet Series Humphrey Products



  • Control:


  • Ports/positions:

    4/3-way, 3-way, 4-way, 2-way

  • Function:

    NC, NO

  • Medium:

    water, air

  • Body:

    in-line, rugged, brass, aluminum

  • Other characteristics:

    high-flow, high-pressure, low-pressure, electrically-operated, high-performance, in-line, diaphragm, plug

  • Temperature:

    Max.: 125 °F (52 °C)

    Min.: 0 °F (-18 °C)

  • Pressure:

    Max.: 125 psi

    Min.: 0 psi

  • Voltage:

    12 V, 24 V, 120 V, 240 V


Humphrey offers you a variety of solenoid pilot operated valves within the unique construction of the classic Diaphragm-Poppet Series. Choose our Diaphragm-Poppet valves for difficult, critical applications when reliability and tight sealing are needed, especially when air quality is poor. External pilot operated types can control low pressure, vacuum and alternate media, including mild liquids. Available as 2, 3 and 4-way, single or double solenoid in 1/4 pipe, and 2 or 3-way, single or double solenoid, 1/2 and 3/4 pipe. Non-standard voltages available - Contact factory. Made in USA.