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Plain (No Lettering)
LED technology With the industry's smallest footprint
Simplex 49MP-AVVOWR Mounting Plate Wall Red
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
With its 4
Siemens OP121 (S54372-F1-A1) Smoke Detector ELFHSR Plain (No Lettering)Siemens 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
US$ 847.50
US$ 2958.97