First Alert PSM1A Low Voltage Interface Module. Interconnects and activates smoke alarms on activation of fire pull stations, sprinkler flow switches, etc.
Main Features
Form C “NO/NC” contacts
Interconnect smoke / Heat and / or CO alarms to auxiliary devices (fire panels / shut off valves / exhaust fans)
Perfect for retrofit applications
NOTE: Product currently out of stock which will delay delivery by 2 to 3 weeks
