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Combo Smoke & Carbon Monoxide Alarms

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First Alert Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup - SC9120B
Combo Wired In Smoke & CO Detector
Your Price: $46.95 Save: $33.00
Availability: In Stock Rating: 4.87777777777778/5Rating: 4.87777777777778/5Rating: 4.87777777777778/5Rating: 4.87777777777778/5Rating: 4.87777777777778/5 - 270 Reviews

First Alert 10-Year Sealed Battery Combo Photoelectric Smoke & Carbon Monoxide Alarm with Slim Design - PRC710 (1039868)
Combo 10 Year Battery Smoke & CO Detector
Your Price: $49.95 Save: $20.00
Availability: In Stock Rating: 4.94117647058824/5Rating: 4.94117647058824/5Rating: 4.94117647058824/5Rating: 4.94117647058824/5Rating: 4.94117647058824/5 - 51 Reviews

First Alert Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display - GCO1CN (1039760)
Plug-In Carbon Monoxide & Gas Detector
Your Price: $52.95 Save: $47.00
Availability: In Stock Rating: 4.81081081081081/5Rating: 4.81081081081081/5Rating: 4.81081081081081/5Rating: 4.81081081081081/5Rating: 4.81081081081081/5 - 37 Reviews

First Alert Wireless Interconnect Talking Battery Operated Smoke & Carbon Monoxide Alarm - SCO501CN-3ST (1039839)
Combo Battery Smoke & CO Voice Detector
Your Price: $72.95 Save: $47.00
Availability: In Stock Rating: 4.86363636363636/5Rating: 4.86363636363636/5Rating: 4.86363636363636/5Rating: 4.86363636363636/5Rating: 4.86363636363636/5 - 66 Reviews

First Alert Battery Operated Combination Smoke and Carbon Monoxide Alarm - SCO5CN (1039837)
Combo Battery Smoke & CO Detector
Your Price: $33.95 Save: $46.00
Availability: In Stock Rating: 4.9296875/5Rating: 4.9296875/5Rating: 4.9296875/5Rating: 4.9296875/5Rating: 4.9296875/5 - 128 Reviews

First Alert Hardwire Photoelectric Smoke and Carbon Monoxide Alarm with Voice & Location Feature - SC7010BV
Combo Wired In Smoke & CO Battery Voice Detector
Your Price: $60.95 Save: $19.00
Availability: In Stock Rating: 4.97222222222222/5Rating: 4.97222222222222/5Rating: 4.97222222222222/5Rating: 4.97222222222222/5Rating: 4.97222222222222/5 - 36 Reviews

First Alert Battery Operated Talking Combination Smoke and Carbon Monoxide Alarm - SCO7CN (1039824)
Combo Battery Smoke & CO Battery Detector
Your Price: $42.95 Save: $47.00
Availability: In Stock Rating: 4.88095238095238/5Rating: 4.88095238095238/5Rating: 4.88095238095238/5Rating: 4.88095238095238/5Rating: 4.88095238095238/5 - 42 Reviews

First Alert Hardwired Photoelectric Smoke and Carbon Monoxide Alarm with Battery Backup - SC7010B
Combo Wired In Smoke & CO Battery Detector
Your Price: $54.95 Save: $15.00
Availability: In Stock Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - 18 Reviews

First Alert BRK Brands Hardwired Combo Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup - SC9120LBL
Combo Wired In Smoke & CO Battery Detector
Your Price: $59.95 Save: $20.00
Availability: In Stock Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - 20 Reviews

First Alert Smart Onelink Smoke + CO Alarm - Hardwired (1042135)
Onelink Smart Hardwired Smoke + Carbon Monoxide Alarm w/ Ten Year Sealed Battery
Your Price: $119.99 Save: $30.00
Availability: On Order Rating: 4.75/5Rating: 4.75/5Rating: 4.75/5Rating: 4.75/5Rating: 4.75/5 - 4 Reviews

First Alert Z-Wave Enabled Battery Smoke & Carbon Monoxide Combo Alarm (Works with the Ring Alarm Security Kit), ZCOMBO-G (1039833)
Communicates with First Alert protocol enabled Z-Wave technology wireless hubs
Your Price: $48.95 Save: $41.00
Availability: In Stock Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - 3 Reviews

First Alert 10 Year Photoelectric Combo Smoke & Carbon Monoxide Alarm, Designer Series - PC910
Combo 10 Year Battery Smoke & CO Detector
Your Price: $46.95 Save: $33.00
Availability: In Stock Rating: 4.95652173913043/5Rating: 4.95652173913043/5Rating: 4.95652173913043/5Rating: 4.95652173913043/5Rating: 4.95652173913043/5 - 23 Reviews

Onelink Safe & Sound Smart Smoke + Carbon Monoxide Alarm and Speaker with Amazon Alexa - 1039102
Protect your home and family while enjoying a hands-free voice-controlled speaker with a great audio experience at the same time
Your Price: $249.95 Save: $110.00
Availability: In Stock Rating: 4.25/5Rating: 4.25/5Rating: 4.25/5Rating: 4.25/5Rating: 4.25/5 - 4 Reviews

First Alert Compact 10 Year Combo Photoelectric Smoke & Carbon Monoxide Alarm with Voice & Location Feature - PRC710V (1039871)
Combo 10 year Battery Smoke & CO Voice Detector
Your Price: $59.95 Save: $30.00
Availability: In Stock Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - 7 Reviews

First Alert Hardwired Smoke & CO Alarm with LED Strobe Light and 10-Year Sealed Battery - 7030BSL (1038870)
LED Combination Alarm
Your Price: $153.95 Save: $86.00
Availability: In Stock

First Alert Smart Onelink Smoke + CO Alarm - Battery Operated (1042136)
Onelink Smart Battery Operated Smoke + Carbon Monoxide Alarm
Your Price: $119.99 Save: $30.00
Availability: In Stock Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5Rating: 5/5 - 1 Review

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First Alert Combination Smoke and Carbon Monoxide Alarms represent the gold standard for homeowners searching to protect their surroundings from the undetected presence of smoke and carbon monoxide. The availability of combo smoke and carbon monoxide alarms that implement ionization and photoelectric sensors ensures reliable whole home protection. First Alert Combination Alarms are available in a variety of models that include:

  • First Alert Battery-Operated Combination Alarms forgo the traditional hardwired setup and are ready for immediate installation.
  • First Alert 10-Year Battery Combination Alarms provide a decade's worth of wireless smoke and carbon monoxide protection.
  • First Alert Hardwired Combination Alarms wire directly into a home's electrical system. All hardwired combination alarms include a battery backup for increased protection.
  • First Alert Combination Plug-In Alarms can easily be installed via an electrical outlet. This selection of combo alarms also includes a battery backup.

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