PT-Series NEMA 7/9 Explosion Proof Temperature Switch

The Ashcroft® PT NEMA 9 explosion proof temperature switch is designed for use in harsh applications where hazardous approvals and uncompromising safety is required. The PT switch proven technology provides a stable, long-lasting product that can be used over a wide range of temperatures. It is field proven for extreme reliability and is ideal for pressure control, shutdown or alarm operations in hazardous locations.

Key Features:
  • Adjustable setpoints from 15%-100% of range (-40 to 750°F)
  • Fixed or adjustable deadbands
  • Single or Dual adjustable set points
  • Explosion-proof enclosure
  • Dual chamber design, allows for safe field calibration of switch even with the power connected
  • Direct or remote reading thermal systems
  • Wide switch element selection
  • UL and CSA hazardous approvals
  • CE approved

Process Market:

  • Refineries
  • Chemical and Petrochemical Plants
  • Steel Mills
  • Water and Sewage Treatment Facilities

Industrial Market:

  • Pumps, Compressors and Turbines
  • Boilers and Burners
  • Reverse Osmosis Systems / Filters


Certifications & Approvals

Datasheets & Instruction Manuals


Resources & Tools

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Ashcroft is a trusted source for pressure, temperature, and test instruments around the world. Learn more about how we can help you protect your people, processes, and profits.

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