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System Sensor

System Sensor's mission is to produce top-notch devices that save lives. Our versatile product offerings quickly detect the presence of dangers like smoke, fire, or carbon monoxide and then alert people to evacuate. We've been world leaders in the industry since 1984, and we're proud to serve our customers both offline and online.

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Picture of OUTDOOR BACKBOX

OUTDOOR BACKBOX

SYSTEM SENSOR:SA-WBB
SKU: SYSTEM SENSOR:SA-WBB
$34.19
Picture of OUTDOOR STROBE

OUTDOOR STROBE

SYSTEM SENSOR:SRK-P
SKU: SYSTEM SENSOR:SRK-P
$81.39
Picture of PADDLE KIT FOR WFDT & WFDTNR

PADDLE KIT FOR WFDT & WFDTNR

SYSTEM SENSOR:PRK9
SKU: SYSTEM SENSOR:PRK9
$26.87
Picture of PHOTOELECTRICSMOKE24VAC/DC120V

PHOTOELECTRICSMOKE24VAC/DC120V

SYSTEM SENSOR:D4120
SKU: SYSTEM SENSOR:D4120
$160.22
Picture of PIEZO ANNUNCIATOR W/ ALERT

PIEZO ANNUNCIATOR W/ ALERT

SYSTEM SENSOR:APA151
SKU: SYSTEM SENSOR:APA151
$46.77
Picture of PLUG-IN SUPERVISORY SWITCH

PLUG-IN SUPERVISORY SWITCH

SYSTEM SENSOR:PSP1
SKU: SYSTEM SENSOR:PSP1
$239.15
Picture of POLARITYREV.RELAY/SYNCHRONMOD

POLARITYREV.RELAY/SYNCHRONMOD

SYSTEM SENSOR:RRS-MOD
SKU: SYSTEM SENSOR:RRS-MOD
$54.21
Picture of POSTIND./BTRFLYSUPERVISORYSWTC

POSTIND./BTRFLYSUPERVISORYSWTC

SYSTEM SENSOR:PIBV2
SKU: SYSTEM SENSOR:PIBV2
$118.55