Duplex Gauge

Duplex gauges are designed with two independent pressure measuring systems built into one analogue display. These are often used to measure comparison pressures across filters, pumps, rail braking systems, and other specialised OEM equipment.


  • Diameter: 100 & 160mm
  • Pressure Range: 0...600 bar (8600 psi)
  • Accuracy: ±1.6%
  • Orientation: Bottom or lower rear
  • Thread sizes: 1/2″ BSP or NPT
  • Case filling: Dry
  • Case material: 304 stainless steel
  • Connection material: 316L stainless steel
  • Window: Safety glass window
  • Process temperature: 200°C max
  • Weather protection: IP 65


  • 3 hole surface mount, 3 hole front flange
  • Custom ranges/dials
  • Customer logo
  • Case filling
  • Bespoke threads

Calibration Notes

  • Traceable to national standards
  • UKAS

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

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Leading industry standards

NQA ISO9001 Accredited and Achilles Affiliated

  • UKAS logo
  • Achilles logo
  • NQA UKAS logo
  • BEMA logo
  • QAS International ISO 14001:2025 logo

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