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Simplex 49MP-AVVOWR Mounting Plate Wall Red
With its 4
Siemens ST-CMC-CW-MNS-ALERT (S54301-Z94-A1) Mns Clear Strobe Multi Cd Ceiling White - Alert
Pipe Support Clamp (Required for Each 5 Feet of Pipe) - Bag with 50 Units
self-correcting infrared beam smoke detector
Siemens OP121 (S54372-F1-A1) Smoke Detector ELFHSR Simplex 49MP-AVVOWR Mounting Plate WallSiemens OP121(S54372 F1 A1) Photoelectric Smoke Detector Model OP121 from Siemens Fire Safety is a photoelectric smoke detector with microprocessor controlled, self diagnostic circuitry, eliminating the need for burdensome sensitivity test equipment. Model OP121 also comes with a new magnet test feature. The magnet test feature allows installers and test personnel to prove the integrity of the wiring and proper connection to the fire alarm control