LEONI weld-connex – Primary connectors

Adjustable primary connector

Our LEONI weld-connex primary connectors are used particularly in applications such as manual and robot-operated welding guns. They are fitted to connecting cables from the power supply to the welding transformer. Our LEONI weld-connex connectors feature compact dimensions, easy fitting and a high degree of efficiency.


  • Customer and service-friendly assembly without the use of special tools
  • Option of switching from a straight to a bent cable outlet without removing connectors
  • All parts available separately thanks to modular connector construction
  • Primary connector adjustable in 8 positions
  • Also adjustable while fitted thanks to the spring clip system
  • Leading PE-contact by means of simple positioning
  • Connector compatibility with usual primary connectors
  • Low connecting forces
  • Extremely large number of repeat connections possible
  • High contact reliability thanks to lamella sockets
  • Pilot contacts optional
  • Hexagonal coding optional


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LEONI weld-connex

LEONI weld-connex

Adjustable Primary Connector