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System Sensor 2251B Intelligent Photoelectric Smoke Sensors are designed for use with System Sensor intelligent control panels
The 3-CPU3 ships without
or other normally-open dry-contact devices
or either normally open or normally closed security devices
and NCA and NCA-2 Network Control Annunciators with a means to connect to NOTI•FIRE•NET™
Johnson Controls M510CJ Control Relay Module SIMPLEX 4090-9001 System Sensor 2251B Intelligent PhotoelectricThe Johnson Controls M510CJ is an addressable Control Relay Module.
US$ 16.95
US$ 11.95
US$ 20.00
US$ 14.00
US$ 20.00
US$ 21.00
US$ 32.00
US$ 13.95
US$ 17.00
US$ 11.00
US$ 130.00
US$ 94.95
