Pay in 4 interest-free payments of $22.50 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
1 Spkr Crct
the Eluxa speakers and speaker strobes are aesthetically pleasing to building owners as the low profile design does not detract from the interior decor
and features a universal design to suit a wide range of detectors
allowing for flexible installation across various environments
System Sensor DNR Intelligent Photoelectric Duct Detector
Siemens FDO421 (S54320-F4-A1) Smoke Detector Sale 1 Spkr CrctSiemens FDO421 (S54320 F4 A1) Photoelectric Smoke Detector Model FDO421 incorporates an optical sensor using a light scattering detection principle. The device utilizes advanced software algorithms to analyze the signals and provides highly stable and accurate smoke detection. Model FDO421 also uses state of the art microprocessor circuitry with error checks, detector self diagnostics, and supervision programs. Each detector is UL 268 7th edition