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Smoke Detectors

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Hardwired Interconnected Smoke Detector with Photoelectric Sensor (4-Pack) 21032827Hardwired Interconnected Smoke Detector with Photoelectric Sensor (4-Pack) 21032827
(4.2 / 846)
Model# 21032827
$109.00
($27.25 /unit)
Buy 4 or more $98.10
10-Year Hardwired Interconnected Smoke Detector with Photoelectric Sensor 2103155610-Year Hardwired Interconnected Smoke Detector with Photoelectric Sensor 21031556
(4.2 / 635)
Model# 21031556
$39.97

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Best Seller

10-Year Battery Powered Smoke Detector with Photoelectric Sensor (3-Pack) 2103146810-Year Battery Powered Smoke Detector with Photoelectric Sensor (3-Pack) 21031468
(3.9 / 314)
Model# 21031468
$87.97
($29.32 /unit)
Buy 4 or more $79.17
Quick Connect Wiring Adapter 21032239 and 10-Year Hardwired Smoke Detector with Photoelectric Sensor 21031556 Combo
(4.3 / 1033)
$45.44
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Compact 4 in. Battery Powered Smoke Detector with Photoelectric Sensor 21031428Compact 4 in. Battery Powered Smoke Detector with Photoelectric Sensor 21031428
(4.5 / 260)
Model# 21031428
$18.97

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(3-Pack) 10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor(3-Pack) 10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
(4.2 / 58)
Model# USI/SM/10YR/MINI/3
$79.97
($26.66 /unit)
Buy 4 or more $71.97
10-Year Battery Powered Smoke Detector with Photoelectric Sensor and Voice Alerts 2103306510-Year Battery Powered Smoke Detector with Photoelectric Sensor and Voice Alerts 21033065
(4.4 / 291)
Model# 21033065
$44.97

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(3-Pack) Hardwired and 1-Year Replaceable Battery Backup Smoke Detector with Photoelectric Sensor(3-Pack) Hardwired and 1-Year Replaceable Battery Backup Smoke Detector with Photoelectric Sensor
(4.3 / 44)
Model# USI/SM/HWREP/3
$79.97
($26.66 /unit)
Buy 4 or more $71.97

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10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
(4.2 / 58)
Model# USI/SM/10YR/MINI
$29.97

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Battery Powered Smoke Detector with Photoelectric Sensor (3-Pack) 21031448Battery Powered Smoke Detector with Photoelectric Sensor (3-Pack) 21031448
(4.4 / 217)
Model# 21031448
$79.97
($26.66 /unit)
Buy 4 or more $71.97

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Hardwired and 1-Year Battery Backup Smoke Detector with Photoelectric SensorHardwired and 1-Year Battery Backup Smoke Detector with Photoelectric Sensor
(4.3 / 44)
Model# USI/SM/HWREP
$27.97

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10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor
(4.6 / 46)
Model# USI/SM/10YR
$29.97

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