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Fisher™ CSB400 Pressure Reducing Regulators

CSB400 regulators serve commercial and light industrial uses. They offer varied sizes, registrations, and overpressure options.

Fisher CSB400 Series direct-operated, spring-loaded regulators provide pressure-reducing applications for commercial and light industrial installations. This flexibility is provided by the numerous body sizes and end connections, outlet pressure settings, as well as the option for internal, external, or dual pressure registration. In addition to application flexibility, the CSB400 Series offers multiple overpressure protection options to meet your demands on application requirements.

CAD Drawings and Models: Click Here

Key Features

  • Integral True-Monitor
  • Slam-shut
  • Ductile Cast Iron and WCC Steel Bodies Available
  • Wide Variety of Body Sizes and End Connections
  • No Special Tools for Pressure Adjustment and Orifice Removal