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Humphrey's innovations date back to the commercialization of gaslight products in 1901. Today, Humphrey is recognized as a leading producer of pneumatic products, serving organizations worldwide. Our expertise in a wide range of industries is based on technologies proven in our standard products, enabling us to create truly customized solutions for unique commercial and industrial applications.

We work to solve not only your fluid control challenges, but to also improve the ease and efficiency of your manufacturing process. This comprehensive approach offers you tremendous outsourcing advantages, significantly reducing your product development cycle and creating vital cost efficiencies. You gain access to our advanced manufacturing technologies, reduced time-to-market, and the ability to reassign critical internal resources to focus on your core competencies.

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Balanced Valves

  • 3-port and 4-port types in three sizes
  • Universal balanced design valve
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iDP Valves

  • Ideal for hazardous liquid applications
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ProControl Valves

  • Precisely sustain outlet pressure
  • Provide closed-loop proportional pressure control
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