Best Hard Wired Smoke Detector In August 2025

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If you are looking for the Best Hard Wired Smoke Detector of top quality, read our detailed reviews on them here before making the purchase decision.

To help you in your search, we have completed this list of the Best Hard Wired Smoke Detector.

Top Rated Best Hard Wired Smoke Detector Of 2025

Rank	Product Name	Score
1	First Alert BRK9120b6CP Hardwired Smoke Detector with Backup Battery Buy Now	9.7 Buy Now
2	First Alert BRK SC9120B Hardwired Smoke Detector and Carbon Monoxide (CO) Detector Buy Now	9.5 Buy Now
3	Kidde Smoke and Carbon Monoxide Detector Alarm with Voice Warning | Hardwired w/Battery Buy Now	9.1 Buy Now
4	Kidde 21028502 AC/DC Wire-in Smoke Alarm Detector with TruSense Technology | Front Load Buy Now	8.8 Buy Now
5	Kidde 21026063 AC Hardwired Smoke Detector Alarm with 9V Back up and Front Buy Now	8.6 Buy Now
6	First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup Buy Now	8.3 Buy Now
7	First Alert 10-Year Ionization sensor Smoke Alarm, 0827B, White Buy Now	8.1 Buy Now
8	X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display Buy Now	7.8 Buy Now
9	X-Sense 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm, Dual Buy Now	7.5 Buy Now
10	First Alert BRK Brands 9120B Hardwired Smoke Alarm with Battery Backup 4 Pack Buy Now	7.2 Buy Now

1. First Alert BRK9120b6CP Hardwired Smoke Detector with Backup Battery

• Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
• To ensure complete protection make sure to place one on each level of your home and in each bedroom
• Can connect to other compatible brk or first alert smoke detectors, to ensure all alarms will sound when smoke is detected
• Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure
• Rigorously tested to meet ul standards120 volt ac power with 9v battery backup to keep alarm functioning during power outage
• Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm

2. First Alert BRK SC9120B Hardwired Smoke Detector and Carbon Monoxide (CO) Detector

• Keep your family safe with this hardwired smoke and carbon monoxide alarm, the battery backup means constant monitoring, even if there's a power failure
• Can connect to other compatible brk or first alert detectors, to ensure all alarms will sound when threat is detected
• Rigorously tested to meet ul standards
• First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (based on a first alert brand trust survey in february 2018)
• Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection.
• Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection

3. Kidde Smoke and Carbon Monoxide Detector Alarm with Voice Warning | Hardwired w/Battery

• Humidity range: 10%-95% relative humidity, non-condensing. battery lockout system-the battery door will not close unless the batteries are properly installed, alarm tamper resist-helps deter from tampering and theft, adjustable mounting bracket-makes installation fast and easy. works with existing smoke and combination smoke and co mounting brackets.
• Combined carbon monoxide and smoke alarm, a single unit can be installed where previously two were needed
• Combined carbon monoxide and smoke alarm, a single unit can be installed where previously two were needed
• Ionization sensor technology-ideal for detecting fast flaming and other types of fires, est button functions: tests the unit for proper operation - peak level memory - resets the carbon monoxide alarm
• Test-reset button tests alarm circuitry and triggers the voice announcement
• Red led-when a dangerous level of smoke or carbon monoxide is detected the red led will flash. if the unit malfunctions, the red led will flash and the unit will chirp every 30 seconds

4. Kidde 21028502 AC/DC Wire-in Smoke Alarm Detector with TruSense Technology | Front Load

• Three color leds: provide visual notifications of alarm status
• Front loading battery door: quickly change the battery without removing the alarm from the mounting bracket
• Voice notifications: unit verbally announces alerts such as fire! and low battery, which helps the user better understand current status of the unit.
• Multi criteria optical sensor: detects more types of fires and reduces cooking nuisance alarms.

5. Kidde 21026063 AC Hardwired Smoke Detector Alarm with 9V Back up and Front

• Alarm memory flashes red led indicating which unit was the initiating alarm in interconnected system. temperature range: 40 degree fahrenheit to 100 degree fahrenheit
• Tamper resist locking feature deters alarm theft. audio alarm-85db at 10feet
• Fewer callbacks - large centrally located test/hush alarm control button. dust cover protects sensor from contaminates during construction reducing nuisance alarms.
• User-friendly features - easy access front loading battery door. battery backup provides protection in case of power failure. interconnectable with up to 24 devices (of which 18 can be initiating) including smoke, co and heat alarms. see users guide for complete instructions.
• Easy installation - front battery pull tab allows battery activation without removing alarm from mounting bracket. large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. pre-stripped wiring harness with easy off cap does not require stripper tool. tinned strands increase conductivity and wire nut grip.

6. First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup

• Intuitive latching alarm indicator identifies which unit triggered alarm. backed by 10 year limited warranty and tested to meet ul 217 standards
• 85 decibel alarm
• Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
• 120 volt hardwire smoke alarm with photoelectric sensor and battery backup
• Features convenient 9 volt battery backup, silence/test button, dust cover, 85 decibel alarm
• Inter connectable with brk and first alert hardwired smoke and carbon monoxide alarms

7. First Alert 10-Year Ionization sensor Smoke Alarm, 0827B, White

• Perfect mount allows for easy alignment of alarm
• Complies with all current 10-year legislation in u.s. states/cities where required
• Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit
• Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires
• First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (based on a first alert brand trust survey in february 2018)
• No battery changes for the life of the alarm, 3v lithium power cell included

8. X-Sense 10 Year Battery (Not Hardwired) Smoke and Carbon Monoxide Detector with Display

• 10-year battery & 10-year sensor: this smoke and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery, saving on energy while remaining eco-friendly, saves you from constantly having to change batteries, an end-of-life signal will let you know when it's time to replace the unit for safety
• Simple to use: test/silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur, malfunction and low battery warnings allow you to easily know the working status of the alarm, in case of an emergency, an alarm tone of over 85 db will sound throughout your entire home, instantly alerting the entire household, even those in...
• 2-in-1 accurate, reliable & highly sensitive alarm: equipped with both photoelectric smoke sensor and electrochemical co sensor that work independently of each other, every second counts, detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or co concentration is detected while minimizing false alarms, provides the ultimate protectio...
• Quick & easy installation with guaranteed quality: requires no rewiring, easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs, certified to meet the ul 217 & ul 2034 safety standards for your peace of mind and absolute confidence in our product
• Practical lcd display: clearly indicates real-time carbon monoxide (co) concentration in the surrounding air, as well as the remaining battery life and working status of the alarm, if a co concentration of 30-999 ppm exists for a certain time period, the screen will be backlit blue, and the led indicator will flash red 4 times every 5.8 seconds

9. X-Sense 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm, Dual

• 3. high accuracy and sensitivity: x-sense carbon monoxide fire alarm is equipped with combination photoelectric smoke and electrochemical co sensors that work independently of each other, instantly notifies you when dangerous smoke or co concentration is detected, provides the ultimate protection from 2 deadly threats, all contained in 1 unit
• 5. easy installation with quality: x-sense smoke carbon monoxide detector combo requires no rewiring, easy to mount on any wall or ceiling without an electrician, all x-sense carbon monoxide detector and smoke alarm are rigorously tested to meet ul 217 and ul 2034 safety standards, comes with a lifetime customer support
• 1. 10-year battery life: this combination smoke detector and carbon monoxide detector alarm provides 10 years of continuous power with a built-in lithium battery, provides continuous monitoring of smoke and co levels, even if there's a power failure, an end-of-life signal will let you know when its time to replace the unit for safety
• 4. simple to use: the test/silence button of this smoke alarm carbon monoxide alarm enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur, malfunction and low battery warnings allow you to easily know the working status of the alarm, in case of an emergency, an alarm tone of over 85 db will instantly alert the entire household, e...
• 2. alarm types for more convenient: different alarm patterns of this carbon monoxide detector and smoke alarm tell you it is either smoke or carbon monoxide is detected without checking the lcd display, smoke alarm: delivers 3 long beeps every 1. 5 seconds and the red led flashes with the alarm sound, co alarm: delivers 4 quick beeps every 5. 8 seconds and the red led f...

10. First Alert BRK Brands 9120B Hardwired Smoke Alarm with Battery Backup 4 Pack

• Latching alarm indication
• Tamper resistant locking pins - universal mounting bracket
• 120v ac with battery backup
• Test/silence button
• Side load battery drawer