Combination Smoke & Carbon Monoxide Detectors
Categories
Combination Smoke & Carbon Monoxide Detectors
Price
Brands
First Alert SCO500B OLCOMBOV Wireless Interconnect Smoke and Carbon Monoxide Combo Alarm with Voice & Location, Frust Free
$55.00
View Deals
BRK Brands SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (12 Pack)
$582.25
View Deals
BRK Brands HD6135FB Hardwire Heat Alarm with Battery Backup
$32.99
View Deals
BRK Brands CO5120BN Hardwire Carbon Monoxide Alarm with Battery Backup
$41.25
Avg. Savings $1.40
Kidde P3010CU Photoelectric Smoke & Carbon Monoxide Alarm with Voice Warning System
$59.99
Avg. Savings $26.70
Kidde KN-COB-IC Hardwire Carbon Monoxide Alarm with Battery Backup, Interconnectable
$43.99
Avg. Savings $5.97
Kidde KN-COPE-I AC Wire-in Combo CO/Photo Smoke Alarm (21007624)
$87.99
View Deals
First Alert PRC700 Battery Operated Combination Carbon Monoxide & Photoelectric Smoke Alarm with Slim Round
$24.65
View Deals
First Alert FG250B Dual Ionization Smoke Alarm with 9-volt Battery
$18.99
Avg. Savings $1.45
First Alert PRC710 Frust Free 10-Year Combination Carbon Monoxide and Photoelectric Smoke Detector
$54.99
View Deals
First Alert BRK Brands Hardwired Combo Smoke & Carbon Monoxide Alarm with 10-Year Sealed Battery Backup, SC9120LBL
$75.00
Avg. Savings $16.81
Kidde P4010DCSCO-W 10-Year Worry Free Battery Wireless Combination CO and Smoke Alarm (2)
$154.70
View Deals
First Alert 2-in-1 Z-Wave Smoke & Carbon Monoxide Alarm, Cert ID: ZC08-13060006
$41.00
View Deals
Kidde i12010SCO Smoke and Carbon Monoxide Alarm
$119.99
View Deals
Universal Security Instruments MIC1509S 3-in-1 Universal Smoke Sensing Carbon Monoxide Combination Alarrm with 10 Year Sealed Battery
$69.95
View Deals
2 Pack of - First Alert SC7010B Hardwire Photoelectric Smoke and Carbon Monoxide Alarm with Battery Backup
$92.99
View Deals
BRK SC9120B Smoke and Carbon Monoxide Alarms and Detectors Lot of 10
$474.26
View Deals
First Alert BRK SC7010BV-3 Hardwired Talking Photoelectric Smoke and Carbon Monoxide (CO) Detector, 3 Pack
$245.22
View Deals
Airthings Wave - Smart Radon Detector
$79.99
Avg. Savings $38.90
Kidde Fire Night Hawk Combo Smoke/Carbon Mon Alarm
$46.50
Avg. Savings $4.95
First Alert – Onelink Smart Hardwired Smoke + Carbon Monoxide Alarm with 10-Year Battery Back-Up, Works with Alexa
$199.99
View Deals
First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup by BRK
$32.90
Avg. Savings $1.96
Kidde KN-COSM-IBA 21006377 Hardwire Combination Smoke/Carbon Monoxide Alarm, 2-pack
$66.22
View Deals
Gentex GN-503 Smoke & Carbon Monoxide Alarm, 120V Hardwired Interconnectable Photoelectric w/9V Battery Backup & T3 & T4 Horns (918-0005-002)
$58.15
View Deals
FATSCO501CN3ST - FIRST ALERT SCO501CN-3ST ONELINK Battery Operated Combination Smoke Carbon Monoxide Alarm with Voice Location
$88.33
View Deals
Kidde P3010-K-CO Battery-Operated Combination Carbon Monoxide and Smoke Alarm with Photoelectric Sensor "New Modal" (2 Pack)
$78.97
View Deals
Kidde KN-COSM-IBA Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup and Voice Warning, Interconnectable (6 Pack)
$165.90
View Deals
Brk Smoke & Carbon Monoxide Alarm W/Voice Photoelectric 120 V 85 Db 2"
$554.99
View Deals
First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup * BOX OF 12 *
$582.00
View Deals
Kidde KN-COB-B-LPM Battery Operated Carbon Monoxide Detector, 6-Pack
$99.99
View Deals
Worry-Free Hardwired Smoke & Carbon Monoxide Alarm with Lithium Battery Backup I12010SCO
$82.99
View Deals
Combination Smoke Alarm and Carbon Monoxide Detector 10 Year Battery Operated for Home Bedroom Travel with Test Silence Button
$26.09
View Deals
Energizer LA522 9V Industrial Lithium Battery for Smoke Detectors
$12.20
View Deals
KIDDE WORRY-FREE AC WIRE-IN SMOKE AND CARBON MONOXIDE ALARM, 5-1/2 IN., 120 VOLTS, 85 DB, 1/EA
$119.99
View Deals
First Alert PRC710 10-Year Combination CO & Photoelectric Smoke 2-Pack
$66.50
Avg. Savings $13.64
Kidde KN-SMFM-i Silhouette Hardwire Low Profile Smoke Alarm
$299.00
View Deals
BRK First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup 4 Pack
$108.98
View Deals
Kidde P3010K-CO Battery-Operated Combination Carbon Monoxide and Smoke Alarm with Photoelectric Sensor
$96.85
View Deals
First Alert 1036469 Onelink Wi-Fi Smoke & Carbon Monoxide Detector, Hardwired
$250.00
View Deals
BRK Brands SC7010B Frust Free Hardwire Photoelectric Smoke and Carbon Monoxide Alarm with Battery Backup
$61.42
View Deals
4 Pack of Kidde i9010 10-Year Sealed Lithium Battery-Operated Smoke Alarm with Memory and Smart Hush
$79.99
View Deals
First Alert PC900V 2 in 1 Photoelectric Battery-Operated Carbon Monoxide Alarm and Smoke Detector with Voice Alert
$38.97
View Deals
Onelink Wi-Fi Smoke + Carbon Monoxide Alarm, Hardwired, Apple HomeKit-enabled
$139.99
Avg. Savings $66.03
4 Pack of - First Alert SC7010B Hardwire Photoelectric Smoke and Carbon Monoxide Alarm with Battery Backup
$184.99
View Deals
Onelink Wireless Battery Operated Smoke & Carbon Monoxide Alarm SCO501B2 2pk
$84.99
View Deals
Kidde 21010073 Worry Free Carbon Monoxide Alarm For Living Area with 10 Year Sealed Lithium Battery
$63.99
Avg. Savings $9.74
Battery Operated Wireless Interconnected Combination Smoke & Carbon Monoxide Alarm
$74.99
View Deals
Kidde KA-B, KA-F Universal Smoke Alarm Adapters, 2 Different Units for different types of Alarms
$12.76
View Deals
Capital One Shopping gets you better offers, automatically applies coupon codes at checkout, and lets you know when prices drop on products you've viewed and purchased.
© 2025 Capital One Shopping
%20Copyright%202023%20Fonticons,%20Inc.%20--%3e%3cpath%20d='M224.1%20141c-63.6%200-114.9%2051.3-114.9%20114.9s51.3%20114.9%20114.9%20114.9S339%20319.5%20339%20255.9%20287.7%20141%20224.1%20141zm0%20189.6c-41.1%200-74.7-33.5-74.7-74.7s33.5-74.7%2074.7-74.7%2074.7%2033.5%2074.7%2074.7-33.6%2074.7-74.7%2074.7zm146.4-194.3c0%2014.9-12%2026.8-26.8%2026.8-14.9%200-26.8-12-26.8-26.8s12-26.8%2026.8-26.8%2026.8%2012%2026.8%2026.8zm76.1%2027.2c-1.7-35.9-9.9-67.7-36.2-93.9-26.2-26.2-58-34.4-93.9-36.2-37-2.1-147.9-2.1-184.9%200-35.8%201.7-67.6%209.9-93.9%2036.1s-34.4%2058-36.2%2093.9c-2.1%2037-2.1%20147.9%200%20184.9%201.7%2035.9%209.9%2067.7%2036.2%2093.9s58%2034.4%2093.9%2036.2c37%202.1%20147.9%202.1%20184.9%200%2035.9-1.7%2067.7-9.9%2093.9-36.2%2026.2-26.2%2034.4-58%2036.2-93.9%202.1-37%202.1-147.8%200-184.8zM398.8%20388c-7.8%2019.6-22.9%2034.7-42.6%2042.6-29.5%2011.7-99.5%209-132.1%209s-102.7%202.6-132.1-9c-19.6-7.8-34.7-22.9-42.6-42.6-11.7-29.5-9-99.5-9-132.1s-2.6-102.7%209-132.1c7.8-19.6%2022.9-34.7%2042.6-42.6%2029.5-11.7%2099.5-9%20132.1-9s102.7-2.6%20132.1%209c19.6%207.8%2034.7%2022.9%2042.6%2042.6%2011.7%2029.5%209%2099.5%209%20132.1s2.7%20102.7-9%20132.1z'/%3e%3c/svg%3e)