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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.
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Featured Article

Precious Metal Refining

Precious metal containing products which, after a certain time become obsolete or are generated as non-usable manufacturing scrap, are used widely in

industry and the private household sector. Therefore it is particularly sustainable to return these expensive residues to the use-cycle of precious metals by

reclaiming the contained pure metals such as gold, silver, platinum, palladium and rhodium.

Precious metal recycling is nowadays closely related to the protection of the environment. It is integrated into a c...

Featured Files

Relation between the breaking currents of relays and electrical life requirements of switching systems.jpg
Relation between the breaking currents of relays and electrical life requirements of switching systems
Pages: Test Procedures for the Communications Technology,
Prüfverfahren in der Informationstechnik

by Doduco Redaktion


Softening of Ag C 96 4 D.jpg
Softening of Ag/C 96/4 D after annealing
Pages: Silver Based Materials,
Werkstoffe auf Silber-Basis

by Doduco Redaktion


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