Siemens Duct Smoke Detectors
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SIEMENS (TSM-1) Duct Detector Test Switch REQ TR (Part#
$143.79 Read more -
SIEMENS (FDOOTC441) Dual Optical/ Heat/ Carbon Monoxide Dete
$358.16 Add to cart -
SIEMENS (FDBZ492-HR) Duct Housing – 2 Wire With Relay For Add
$201.66 Add to cart -
SIEMENS (FDBZ492) Duct Housing – 2 Wire without relay (Par
$143.23 Read more -
SIEMENS (FDBZ-WT) Weather Proof Enclosure for Duct Detecto
$1,038.25 Read more -
Siemens (FDOOT441) Intelligent multi criteria fire alarm smoke detector
$105.18 Add to cart -
Siemens (FDBZ492-R) Duct housing – 2 wire with relay for conventional systems (part# s54319-b24-a1)
$200.02 Read more -
Siemens (FDBZ492-PR) Self-contained air-duct housing with power supply and relay
$273.03 Add to cart
