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54 Series

Pressure and Temperature Switches

The 54 Series offers the OEM a combination of reliable performance and low cost. Available in pressure and temperature versions, with single or dual SPDT outputs and enclosed or open frame (skeleton) construction, the 54 Series family provides design versatility.

The 54 has been field-proven in a wide variety of OEM applications, including medical, laboratory, fire protection and heating equipment.

  • NEMA 1 or open frame construction
  • SPDT or dual switch outputs
  • Reference dial or hex adjustment
  • Adjustable ranges:
    • 30? Hg Vac to 6000 psi
      1 bar Vac to 414 bar
    • -130 to 650ºF
      -90 to 340ºC
  • Approvals: UL, CSA, CE
  • JIT Delivery


  • Compact design
  • Choice of one or two switch outputs
  • Reference dial or hex screw-type setting
  • Optional 1/2” NPT (male) by 1/8” NPT (female) polysulfone® pressure connection
  • Optional external manual reset
  • NEMA 1 or open frame (skeleton) versions for OEM applications
  • Brass bellows models
  • Folders
  • Manuals