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0166 : Diaphragm Pressure Switch

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Steel body,
1.45…725 psi,
Overpressure Safe:
Up to 4,350 psi

0166 Zinc-plated Steel Pressure Switch Performance:

  • SPST-NO or SPST-NC Switches
  • Field-adjustable pressure range: 1.45…725 psi
  • Overpressure safety: Up to 4,350 psi (300 bar). Burst pressure safety up to 5,800 psi (400 bar).
  • Spade or Screw Terminals
  • Zinc-plated Steel Body (Cr VI-free), HEX 24mm (0.95″)
  • Maximum Voltage: 42V
  • Current: 4A resistive
  • Seal material: NBR (Buna N), EPDM, FKM (Viton®), FFKM, HNBR


Compact, small-sized pressure switch for harsh mobile hydraulic and industrial applications with high system pressure. Also suitable for pneumatic applications.

A wide range of threads, seal material, and accessories are available.