NIB! Johnson Controls M300CJ Intelligent Addressable Control Module FSP-851 They provide location specific addressability

They provide location specific addressability to a single initiating device (such as single station smoke detector alarm contacts or heat detector contacts) or multiple devices at the same location by monitoring normally open dry contacts and the wiring to an end-of-line resistor

the FST detectors offer features and performance that represent the latest in thermal detector technology

Includes instructions

projected beam smoke detector

NIB! Johnson Controls M300CJ Intelligent Addressable Control Module FSP-851 They provide location specific addressabilityAddressable Control Module provides Johnson Controls intelligent fire alarm control panels a circuit for Notification Appliances (horns, strobes, speakers, etc.) Addressability allows the M300CJ to be activated, either manually or through panel programming, on a select (zone or area of coverage) basis.