Pressure Switch

S.M. Gauge supply a range of pressure switches. These come in many forms with different ranges, outputs, electrical connectors, thread sizes and accuracies etc.

Ideal for almost any type of industry, where you need to make or break a contact at certain pressures.


  • Accuracy: ±0.5% or ±0.25%
  • Nominal Pressure: 0.5 bar to 600 bar
  • Wire system & output: 4...20 mA, PNP&NPN, normally close (NC) or normally open (NO)
  • Supply voltage: 12...30V DC
  • Process connection: 1/4″, 1/2" BSP
  • Electrical connection: M12-5 pin connector
  • Wetted parts: 316L Stainless steel


  • Process connections: various process connections available
  • Various cable lengths available for electrical connector
  • Absolute range available as well as gauge

Calibration Notes

  • Traceable to National Standards

If you have any questions, please contact us on +44 (0) 117 965 4615 or visit our enquiry page and submit the form.

We can also customise our products to your specific needs.

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Dedicated pre and post sales staff

From your first enquiry through to future advice and support, we put customer service at the forefront of our business.

Need help? Contact us!

Leading industry standards

NQA ISO9001 Accredited and Achilles Affiliated

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  • QAS International ISO 14001:2025 logo

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