Siemens FDBZ492


Duct Housing – 2 Wire Without Relay

Availability: Estimated 6 - 8 Business Days

  • Factory New
Brand: Siemens Part #: 4599 Categories: , , , Manufacturer Part #: FDBZ492 Tag:


The Siemens ņ Fire Safety Model ‘FDBZ’-series of airduct-detector housings are designed to be used with the Siemens Model ‘H’-series, ‘FD’-series and the Model OP121 detectors. Designed for installation directly to heating, ventilating and air-conditioning (HVAC) duct systems, the Model ‘FDBZ’-series complies with National Fire Protection Association Standard (NFPA) No.’s 72 and 90A, and is Underwriters’ Laboratories Listed. When equipped, the air-duct detector housing will signal the presence of smoke being carried through the duct system. Air-duct detectors are not intended to be substituted for open-area detection.


Weight 2.5 lbs
Dimensions 14 × 5.5 in



Specialized Devices; Air-Duct Housings, FDBZ Series
Siemens – Data Sheet