• N-Series NEMA 4 Pressure Switch
    N-Series NEMA 4 Pressure Switch

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NPA-Series NEMA 4 Pressure Switch

  • Overview
  • Applications
  • Certificates & Approvals

The Ashcroft® NPA watertight pressure switch was designed to satisfy challenging applications needing high cycle rates with switch functionality. This design incorporates proven thin film technology to trigger a high quality relay, making this an extremely reliable and long lasting switch. This switch is ideal for use with pressure control, shutdown or alarm operations.

Key Features:
  • Multi-turn potentiometers allow easy setpoint and deadband adjustments
  • Switch status indication
  • SPDT 10 amp relay
Specifications:
  • Accuracy: ±0.50% full scale
  • NEMA 3,4, 4X and 13 (IP66); aluminum enclosure
  • Single setpoint
  • Pressure ranges: 60 to 20,000 psi
  • Multiple process connections available
  • Adjustable deadband (as low as 0.5% of full scale)

The NPA watertight pressure switch is ideal where accurate and reliable pressure measurement are essential:

Process Market:                                                                 
  • Pipelines
Industrial Market:
  • Machine Tools
  • Injection Molding Machines
  • Presses
  • Pumps
  • Turbines and Compressors
  • Specialized OEM Equipment
Process Applications:
  • Hydraulic Systems
  • High-Cycling
 

Related Products

A-Series NEMA 4 Pressure Switch

A-Series Watertight Pressure Switch

The Ashcroft® APA and APS watertight miniature pressure switches are designed for pressure control in harsh applications.

GC35 Indicating Pressure Transducer with Switch Outputs

GC35 Indicating Pressure Transducer with Switch Outputs

The Ashcroft® GC35 is a compact indicating transducer with analog scaling and switch outputs.

Tools

  • Distributor Locator

    Locate an authorized Ashcroft distributor in your area.

  • Materials Selector

    Use the selector to review compatible wetted materials and requirements of your application.

  • Unit Converter

    Need to convert measurement units? Check out our quick and easy approach to pressure, temperature and flow unit conversions.

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