• Class 1E
  • RCC-E K2/K3 qualified
  • Quick connect, bayonet type
  • High sealing level for water submergence
  • Integrated cable clamp

Key features and benefits


The 8N45 series is a RCC-E K2 qualified nuclear grade connector range. Thanks to robust stainless steel shells and high sealing performances, this range is designed to work for the all life of a nuclear power plant.

Designed with a ¼ turn bayonet coupling, 8N45 connectors are suited to operate safely during normal and seismic conditions in various applications in the reactor containment buildings.

Esterline Connection Technologies - SOURIAU supplies more than one hundred reactors in service worldwide (France, UK, Germany, USA, South Africa, Japan and China) with reliable qualified products. 

Technical Data

  • Mating / Unmating effort: 0,12 daN.m
  • Endurance: 500 mating / unmating 
  • Shocks:
    • Operating Basis Earthquake (OBE): 3g ZPA
    • Safe Shutdown Earthquake (SSE): 6g ZPA
  • Vibration (Sine): 5g, 10 to 2000Hz, 3.5 mm
  • Ambient temperature:  -10 to +70°C (14 to 158°F)
  • Max temperature: 85°C (185°F)
  • Ambient humidity: 75% max.
  • Cumulated radiation: 250 kGy (25 MRads) / 70°C (158°F)
  • Dry heat test: 40°C (104°F) / 93% HR / 504h
  • Salt spray resistance: 168h
  • Protection against water penetration: IP 68
  • Qualified lifetime: 40 years