Classification of mountaineering and climbing connectors according to EN 12275 and EN 362


  • Type B: self-closing basic connector for use in any insurance system
  • Type H: self -closing connector, generally pear-shaped, mainly intended for dynamic insurance, for example using the half boatman knot (HMS)
  • Type K: self -closing connector intended mainly for the connection of the climber to the anchorages of the via ferrata (Klettersteig)
  • Type T: self -closing connector designed to guarantee the application of the load in a precise direction
  • Type A: self -closing connector to be connected directly to a specific type of anchors
  • Type Q: connector with screw closure, with ring nut that once fully screwed in takes part in supporting the load (quick link)
  • Type X: self -closing connector, symmetrical (oval) and intended for example for artificial climbing and pulleys
  • Type M: multipurpose connector, with screw ring nut, which can be loaded along the major and minor axis