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TE Connectivity Multiple Unit (MU) Connectors

TE Connectivity's (TE) Multiple Unit (MU) connectors include a 27 pin receptacle, plug and “dummy” receptacle that are used to convey the locomotive functions between units. 27 point trainline connectors allow a single point in the train to issue up to 27 commands to all or some of the vehicles simultaneously. TE’s MU27P connectors are used to convey control & indication signals such as door controls and indications, public address, brake applied/released indications as well as audio and other passenger rail functions.

Features & Benefits

  • Longer product durability with high salt spray resistance to increase product life cycle
  • Vived colors enable clear distinction between different versions to prevent mismatching
  • Better retention of the plug in the receptacle wit shark fin to prevent unwanted disconnection
  • No mis-connections due to mechanical coding to avoid wrong combination of plug and receptacle
  • Better durability and retention of the paint thanks to 2-component paint to avoid paint chips to come off over time


  • Non-Auto Transportation


Locomotives, intervehicle

Product Spec Sheets and Additional Information

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