Data Book of Electrical Contacts

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Welcome to our Wiki of electrical contacts

The basis of this Wiki is the 2012 issue of the "DODUCO Data Book of Electrical Contacts" which is also available in printed form.
To get your desired information, please use:

For further questions or help, please contact us directly under Contact DODUCO

Featured Article

General Rules for Dimensioning of Contacts

General Rules for Dimensioning of Contacts

  • Recommended Minimum Contact Forces at Slightly Sliding Contact Make:
Gold 0.03 N
Silver 0.1 N
Tungsten 0.5 N
  • Contact Force Recommendations:
Signal relays ≥ 3 cN
AC p


Featured Files

Micro structure of 122.jpg
Micro structure of W/Cu 30Sb1 und WC/Ag 50/50 - low gas

by Doduco Redaktion

Phase diagram of platinum iridium.jpg