e Hermetically Sealed Pressure Switches

Hermetically Sealed Pressure Switches

SOR hermetically sealed pressure switches feature a sealed stainless steel capsule that isolates the switching mechanism from the elements and corrosive, environments or atmospheres. They virtually eliminate problems associated with these types of conditions. 

Big Hermit Explosion Proof Pressure Switch
Big Hermet – Explosion Proof, Hermetically Sealed, Pressure Switch
Models: Big Hermet
Ranges: 30 in Hg VAC to 7000 psi, 1 bar VAC to 480 bar
Certifications: Unit: RTN, SIL, UL/CSA; Snap Switch: UL/CSA, TestSafe (SAA)
Warranty: 3 Years
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Dual Hi-Lo – Hermetically Sealed Pressure Switch
Models: V2
Ranges: 30 in Hg VAC to 4000 psi, 1 bar VAC to 275 bar
Certifications: Unit: CSA, RTN, SIL; Snap Switch: UL/CSA, ATEX, TestSafe (SAA)
Warranty: 3 Years
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Mini-Hermet – Hermetically Sealed Pressure/Compound Pressure Switch
Models: Mini-Hermet
Ranges: 30 in Hg VAC to 7000 psi, 1 bar VAC to 480 bar
Certifications: Unit: ATEX, GOST, INMETRO, RTN, SIL, UL/CSA; Snap Switch: ATEX, TestSafe (SAA), UL/CSA
Warranty: 3 Years
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Pivot Seal – Hermetically Sealed Pressure Switch
Models: Various
Ranges: 100 to 7000 psi (7 to 480 bar)
Certifications: Unit: ATEX, UL/CSA, INMETRO, RTN, SIL; Snap Switch: ATEX, TestSafe (SAA), UL/CSA
Warranty: 3 Years
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Sub Mini Hermit Hermetically Sealed Explosion Proof Pressure Switch
Sub Mini-Hermet – Hermetically Sealed, Explosion Proof Pressure Switch
Models: Sub Mini-Hermet
Ranges: 8 to 200 psi, 0.5 to 14 bar
Certifications: Unit: RTN, SIL; Snap Switch: ATEX, TestSafe (SAA), UL/CSA
Warranty: 3 Years
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Long working life

  • Aluminum, cast iron and stainless steel housings
  • Precise quality standards from raw materials to finished switch

Wide range of standard models

  • SOR has a hermetically sealed switch to fit most any application where protection from the elements or corrosive environments is vital to your process
  • All models are weatherproof and explosion proof

Safety Certified to IEC 61508 (SIL)

  • Most hermatically sealed switch models meet requirements for non-redundant use in SIL1 and SIL2  Safety Instrumented Systems

Custom engineered to your specifications

  • Every SOR hermetically sealed pressure switch can be manufactured to your exact specifications – talk to a factory Sales Engineer or your local Representative

Simple to use

  • Easy to install and calibrate – no special tools required
  • Free factory calibration
  • Self-locking set point adjustment
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