Hardwired Smoke & Carbon Monoxide Detector
![Hardwired Smoke & Carbon Monoxide Detector](https://images.carriercms.com/image/upload/w_350,h_350,c_scale,dpr_3.0,q_auto,f_auto/v1673279652/kidde/products/combination-alarms/900-CUAR-KIDDE-AC-DC-201-1.png)
900-CUAR, Hardwired Smoke & Carbon Monoxide Detector, Interconnectable with AA Battery Backup, helps protect you and your family from two hazards – fire & dangerous CO).
![](https://images.seattletimes.com/wp-content/uploads/2021/11/alarms3_1114.jpg?d=1020x1152)
How to replace wired smoke detectors — and prevent them from
![](https://www.universalsecurity.com/images/products/USI-7795/USI-7795.jpg)
Hardwired Carbon Monoxide Alarms by USI
![](https://www.thespruce.com/thmb/x_axM3l7xTVAykgv4ToQKL4uHg0=/2000x0/filters:no_upscale():max_bytes(150000):strip_icc()/install-hardwired-smoke-detectors-1152329-hero-d1c9df34ca7941a594e09daf1ce6cb51.jpg)
How to Install Hardwired Smoke Detectors
![](https://shopkidde.com/images/thumbs/0000080_worry-free-ac-wire-in-combination-smoke-carbon-monoxide-co-alarm-sealed-lithium-battery-backup_550.jpeg)
Worry-Free AC Wire-in Combination Smoke & Carbon Monoxide (CO
Universal Security 4-in-1 Smart Alarm uses a single sensor to detect both CO and Natural Gas and protects against both fast flaming and slow smoldering fires. Microprocessor Intelligence provides superior nuisance alarm resistance, along with temperature and humidity compensation, self-diagnostics and Quick find alarm origination features. Perfect for new or replacement installations. This 120-Volt AC/DC hardwired alarm offers time-saving installation features, value and quality.
![](https://www.universalsecuritystore.com/store/images/products/large_images/mdscn111-hardwired-iophic-smart-alarm-with-smoke-fire-carbon-monoxide-and-natural-gas-detection.jpg)
Universal Security Instruments MDSCN111 4-In-1 Smoke, Fire, & Gas Hardwired Smart Home Alarm, 120V Ac/Dc
Product Overview The best-in-class i4 Series combination CO/Smoke detector is a 2-Wire carbon monoxide (CO) and smoke detection technology in a single, system-connected device. Features: Single device for CO and smoke detection that uses less wiring and fewer junction boxes Compatible with a wide range of control panels with the use of the required i4 Interface Module.
![](https://s.turbifycdn.com/aah/yhst-39386722855626/honeywell-cosmo-2w-system-sensor-2-wire-i4-smoke-carbon-monoxide-detector-33.png)
System Sensor COSMO-2W 2-Wire CO/Smoke Detector
The BRK SC7010BV hardwired talking smoke and carbon monoxide alarm features a photoelectric smoke sensor and an electrochemical carbon monoxide sensor. The exclusive voice alarm not only alerts you whether the threat is smoke or carbon monoxide, but also tells you the location of the danger. You can pre-program up to 11 locations in your home.
Photoelectric Smoke and Carbon Monoxide Detector First Alert
![](https://m.media-amazon.com/images/I/71QMEc9iffL.jpg)
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators
Kidde Front-Load Combination Smoke and Carbon Monoxide alarm offers protection from 2 hazards - fire and CO - in 1 unit. Sold under the FireX brand,
![](https://images.thdstatic.com/productImages/a0102341-0cb5-4141-803e-b9b2f395b6f2/svn/kidde-smoke-and-carbon-monoxide-detectors-21029718-64_1000.jpg)
Kidde Firex Hardwired Combination Smoke and Carbon Monoxide Detector with Adapters and Voice Alarm 21029718 - The Home Depot
![](https://images.hdsupplysolutions.com/image/upload/d_no_image.gif,f_auto,fl_lossy,h_350,q_auto,w_350/336605_v_MainProductImage_BUS_Lg.jpg)
First Alert® Brk Hardwired Smoke/co Combo Alarm W/ Lithium Battery
![](https://eapi.supplyhog.com/file-srv/img/i_9b18ea6c72bae2db171dd29619c287d5.jpg?o%5Bw%5D=800&o%5Bh%5D=800&o%5Bf%5D=1&defaultImgFile=default.jpg)
Buy First Alert Hardwired Smoke Alarm Contractor Pack White
![](https://cdn.adiglobaldistribution.us/pim/500X500/10035/BR-SC7010B_lg.jpg)
BRK SC7010B 120V AC Hardwired Combination Smoke and Carbon
![](https://images.carriercms.com/image/upload/w_350,h_350,c_scale,dpr_3.0,q_auto,f_auto/v1698247146/kidde/products/smoke-alarms/kidde-smoke-alarm-i12060-02-angled.jpg)
AC Hardwired Smoke Alarm i12060
The BRK SC7010BV hardwired talking smoke and carbon monoxide alarm features a photoelectric smoke sensor and an electrochemical carbon monoxide sensor. The exclusive voice alarm not only alerts you whether the threat is smoke or carbon monoxide, but also tells you the location of the danger. You can pre-program up to 11 locations in your home.
![](https://ak1.ostkcdn.com/images/products/is/images/direct/1f27fcdf9491bbee7c4738138b0bba69b75822c2/First-Alert-Hard-Wired-w-Battery-Back-up-Photoelectric-Smoke-and-Carbon-Monoxide-Detector.jpg?impolicy=medium)
Photoelectric Smoke and Carbon Monoxide Detector First Alert
![](https://c.shld.net/rpx/i/s/pi/mp/28761/prod_13868823229?src=http%3A%2F%2Fwww.ishopdir.com%2Fimage%2FI%2F61PxRfL3APL._AC_SL1500_.jpg&d=eaf44e3a4ff878fdc1d1533d56980ed0f4ce9daf&hei=450&wid=450)
X-Sense AC Hardwired Combination Smoke and Carbon Monoxide