Potter MCM Replacement Board


Replacement Board for MCM Miniature Contact Module, Board Only

Available With a Lead Time

SKU: MCM-Replacement-Board Categories: , , , Tag:


The MCM is used to monitor the status of an initiating device(s) that contain a normally open set of dry contacts. The module is enclosed in a plastic case to protect against inadvertent shorts and ground faults. The case can be mounted using the screw tabs or the tabs may be snipped off for installation in an electrical box. The MCM does not contain a status indication LED.

The miniature contact module (MCM) is compatible with Potter’s PFC-6000 series and PFC-8500 addressable fire alarm control panels. Generally the MCM is used to monitor pull stations and other devices where the module is installed in an electrical box or enclosure behind the device being monitored.


  • One Class B (Style B) contact monitoring input
  • Small size allows mounting in most electrical boxes
  • SLC Class A (Style 6,7) & Class B (Style4)
  • Wiring terminals accept 22 to 14 AWG

Datasheet: MCM

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Weight .30 lbs
Dimensions 5 × 5 × 5 in

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