Souriau-Sunbank 8533 Hermetic Series


The Souriau-Sunbank 8533 hermetic series is a receptacle connector with thread coupling system according to EN2997 and ESC10 standards. The hermetic receptacle connector with stainless steel housing and a thread coupling interface allow reliable mating for a long-term use in extreme conditions. Souriau-Sunbank 8533 hermetic series connectors are available in solder flange for compactness and hermeticity, in square flange configuration for easy installation and in jam-nut for easy replacement.


  • Extremely low leak rate
  • High temperature withstanding
  • Robust coupling system
  • Customizable to any need
  • Qualified according to EN2997 and ESC10
  • Operating temperature range: -55°C to +200°C/ -55°C to +260°C
  • Hermeticity: 10-7 atm.cm3/s under helium


Souriau-Sunbank Connection Technologies is a world leader in the harsh environment interconnect solutions market. They have a strong culture of operational excellence. Composed of two highly respected interconnect brands, SOURIAU and SUNBANK. Souriau-Sunbank Connection Technologies is a global designer, manufacturer and supplier of high-performance and high-reliability interconnect products. These include connectors, backshells, conduits, cable assemblies, contacts and custom interconnect solutions.
Connector Tech LLC offers a variety of value added services for the Souriau-Sunbank Connection Technologies line of Souriau connectors. Please contact us to discuss these options.
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