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Type KC40 Interlock

Isolation interlock

The Type KC40 is a threaded cylinder interlock that engages directly with the linkage of equipment to isolate power. The key is trapped or released according to the position of the cam. The KC40 is manufactured with no housing and is meant to be installed with provisions or bracketry supplied by the OEM. Each KC40 is supplied with two lock nuts for mounting.

The Type KC40 interlock is available in SD series only and is commonly referred to as a CN22.

For further technical information please refer to the datasheet.


  • Easily Integrated into equipment
  • Small footprint design
  • Available in SD (brass)

Typical application


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