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Asco 4000 Auxiliary Contact Set 14AC/14BC

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SKU: 4000-14AC/14BC Category Tag Brand:

The Asco 4000 Auxiliary Contact Set Accessory 14AC/14BC offers an additional contact set to indicate switch position on 600-4000A Asco 4000 transfer switches.


  • Offers one additional auxiliary contact set to indicate switch position.
  • Max of four total sets allowed with two contact sets coming standard with the switch.
  • For 600-4000A Asco 4000 transfer switches, including Closed and Delayed Transition switches.

For 30-400A standard Asco 4000 transfer switches, order Accessory 14AB/14BB. (Additional contact sets are not an option on 150-400A Closed or Delayed Transition switches)

Factory-installed. Must be ordered with an Asco 4000 transfer switch, if required.

Accessory Number



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