Big Hermet – Hermetically Sealed, Pressure Switch

SOR’s hermetically sealed Big Hermet explosion-proof pressure switch is designed for mounting in a panel or on the wall when easy access is important. The pressure-sensing assembly of the Big Hermet is identical to a conventional static O-ring type switch with the exception that the switching element assembly is hermetically sealed in a steel capsule. This versatile pressure snap switch works in a wide variety of environments and industrial applications and is available 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 listings