Starting at $437.14
  • Usually ships in 3-5 weeks



  • Diaphragm-sealed piston actuator
  • Wetted materials or pressure connections
  • Watertight anodized aluminum body
  • Hermetically sealed
  • Field adjustable
  • Setpoints adjustable from 15 to 100% (SS 20 to 100%)
  • 1/2 NPT male connection
  • Factory sealed leads
  • Directly interchangeable with similar models
  • UL & CSA approved
In a rush? Ashcroft Gold Service guarantees shipment within 3 to 5 days. Call us now at 1-800-884-4967 for additional information.


The Ashcroft F-Series pressure switches are a line of compact, adjustable pressure switches designed to satisfy most requirements for alarm, shutdown, control, and interlock on a wide variety of process and equipment applications. Materials of construction have been selected to prolong the instrument's life. A wide variety of precision switch elements are available to meet every application requirement. The actuators we use have been proven in more than 20 years of service in the world's plants and mills. Simplicity and ease of use improve the reliability of installation. F-Series is designed to easily retrofit many similar models.

All Ashcroft F-Series models feature standard hermetically sealed switch contacts. We recommend hermetically sealed switch elements for improved reliability and safety in harsh and corrosive environments. The Ashcroft F-Series is also approved for installation in Division I and II hazardous locations.

Applications for the Ashcroft F-Series pressure switches:

  • Offshore oil rigs
  • Chemical and petrochemical plants
  • Pulp and paper mills
  • Engines, turbines, and compressors
  • Pipelines
  • Water and wastewater treatment plants
  • Machinery and equipment where compact size is important

Ideal for pressure alarm, shutdown, control on:

  • Engines and compressors
  • Process applications
  • Offshore applications
  • Panels
  • Pipelines
  • Hazardous locations
  • Corrosive environments
  • Machine tools
  • Replacement and retrofit