On load changeover switch from 63 to 3150 A

The SOCOMEC COS is a manually operated 4 poles changeover switch. It provides safe changeover, source inversion or switching on load between two low voltage power circuits as well as their safety isolation.

Strong Points
  • Safe and easy to use
  • Stable positions
  • Large connection capabilities for direct aluminium connection


Stable positions

COS have three stable positions which are not affected by voltage drops or vibrations, thus protecting your load against network interference


Unique design of terminals with integrated spreaders for direct aluminum cable termination.The shorting links are tinplated for better performance with aluminium cable connection.

Line – load Interchangeability

This feature gives a flexibility to user to connect the incoming or outgoing either of the side of the switch


Available in open execution and sheet steel enclosure, with top or bottom cable entry.


Padlocking possible in all 3 positions, this features ensures protection against tampering with desired source selection position

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