Big Hermet – Explosion Proof, Hermetically Sealed, Pressure Switch

General Instructions
Product Bulletins
Big Hermet
30 in Hg VAC to 7000 psi, 1 bar VAC to 480 bar
Unit: RTN, SIL, UL/CSA; Snap Switch: UL/CSA, TestSafe (SAA)
3 Years
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The SOR hermetically sealed, Big Hermet is designed for mounting in a panel or on the wall when easy access is critical. The pressure sensing assembly of the Big Hermet explosion proof sealed pressure switch is identical to a conventional Static “O” Ring type switch except that the switching element assembly is hermetically sealed in a steel capsule. This versatile pressure switch works in a wide variety of process media and industrial applications and is provided with the maximum explosion proof rating.

  • Hermetically sealed snap switches
  • Ranges from 30 in Hg vacuum to 7000 psi
  • Set point adjustment without declassification of hazardous area
  • Worldwide agency approvals
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SOR offers many special services in support of our Original Equipment Manufacturers and other large volume customers. Examples include special naming, exclusive nameplates, discriminative labels and even distinctive model numbers or designators. SOR will support and accept orders for the Representative’s special M3Y promoted products. If the customers select this program, SOR will provide M3Y labeled units so that the Representative will know who purchased the products and the Representative can provide exceptional after sales service.