10 Best Fire Alarms of August 2025

List of Top Rated Fire Alarms from thousands of customer reviews & feedback.

Updated On Aug 2025

2,713 Reviews Studied

By Customer Ratings

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3 Pack Fire Alarms Smoke Detector Battery Operated with Photoelectric Sensor and Silence Button, Travel Portable Smoke A... Read Review

  • ➤ Photoelectric Smoke Alarm Sensing Technology: A faster sensing technology at detecting the dangerous situation than ionisation alarms, red LED will flash and the alarm pattern will sound, Loud 85 decibel alarm with compensation design.
  • ➤Battery-Powered Smoke and Fire Alarm Detector: no wire needed,not Hardwired
  • ➤Test/Slience Button: Tests the unit for proper operation and resets the carbon monoxide alarm,Alarm Volume: Loud > 85dB(A) at 1 meters.Loud 85-decibel alarm is designed to be heard easily.Pls kindly press if false alarm.
  • ➤Easy Install and Use: The alarm can easily install with mounting bracket.No hardwired anymore, very convenient to install at home or bedroom - wall mount, screws included.
  • ➤Safety and 5 year Warranty: .Low battery signal lalarm and "end of life"warning ensures the detector can work normal. Environment friendly, without smell, radiation or harm.If any problem,contact with us without hesitable,we will reply to you asap.

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Kidde 21026043 Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA Read Review

  • Voice Alarm –Announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected. Alarm announces “Fire ” when a smoke or fire hazard is detected and announces “Warning Carbon Monoxide” when a CO hazard is detected
  • Combined Carbon Monoxide and Smoke Alarm – A single unit can be installed where previously, two were needed. Reduces installation time and helps to keep home décor attractive.
  • Audio alarm: 85 dB at 10 feet. Test/Reset Button and LEDs – Tests alarm circuitry and triggers the voice announcement. Flashing green for normal operation and flashing red for alarm condition. Humidity Range: 10 percent to 95 percent relative humidity non-condensing
  • Battery - Provides protection even during power outages when many fire and carbon monoxide incidents occur. The unit warns of a low battery condition by announcing “low battery” and by initiating an alarm chirp and activating a flashing red LED. The battery door will not close unless the batteries are properly installed. Note : The date printed on the item is manufacturing date, not the expiration date. Refer to the PDF attached below in Technical Specification for Manual.
  • Voice Announcements - Hush Feature temporarily silences nuisance alarms with “HUSH MODE ACTIVATED” and “HUSH MODE CANCELLED” voice announcement. If the alarm had detected a CO level of 100ppm or higher, the unit will announce “CARBON MONOXIDE PREVIOUSLY DETECTED” to warn of the CO incident, when the Test/ Reset button is pressed. Temperature Range: 40˚F (4. 4˚C) to 100˚F (37. 8˚C). Voltage (volts): 4. 5

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4 Pack Battery Operated Smoke Detector & Fire Alarm with Photoelectric Sensor,Easy to Install with Test Button Read Review

  • Battery-Powered Smoke and Fire Alarm Detector, no wire needed,not Hardwired
  • Environment friendly, without smell, radiation or harm
  • Photoelectric Smoke Alarm Sensing Technology:A faster sensing technology at detecting the dangerous situation than ionisation alarms, red LED will flash and the alarm pattern will sound, Loud 85 decibel alarm. MCU Intelligent design with Microprocessor(MCU with software in it), Automatic adjustment and compensation design.
  • Wide Range of Applications: ABS material is heat-resistant and high-temperature resistant, and does not contain radioactive substances that are harmful to the environment.Smoke alarms are suitable for all occasions, including bedrooms, kitchens, corridors, bathrooms, hotels, offices, etc.Of course you can also put it in your grocery room or in the parking lot. Let you and your family get more care.
  • GUARANTEED QUALITY:100% Satisfaction Guarantee...or your money back!

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First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated, SCO5CN Read Review

  • Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
  • Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire
  • 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
  • Battery operated unit installs quickly and easily without an electrician. Low battery signal mute, quiets low battery signal for up to 8 hours
  • Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling
  • 7 year limited warranty; Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety; All first alert alarms are rigorously tested to meet UL standards
  • It can ship within the US except New York
  • 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)

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First Alert Battery Powered Smoke Alarm with Silence Button, SA303CN3 Read Review

  • Help keep your family safe with this battery powered smoke alarm featuring an ionization sensor for smoke detection; a loud 85 decibel alarm sounds when smoke levels are elevated
  • Ionization sensor is effective in recognizing smoke from flaming fires such as paper and grease fires
  • Battery operated alarm unit provides continuous monitoring even if there's a power failure; Plus, it's easy to install
  • Tamper resistant alarm also features a single test/silence button, side battery door, and missing battery guard
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • It can ship within the US except New York
  • 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)

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First Alert BRK9120b6CP Hardwired Smoke Detector with Backup Battery Read Review

  • Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure
  • Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm
  • 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
  • Simple to use, with a single test/silence button, and side load battery compartment tamper resistant locking brackets and universal mounting brackets make installation easy
  • Rigorously tested to meet UL standards120 volt AC power with 9V battery backup to keep alarm functioning during power outage
  • 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)
  • Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety

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Kidde Model i9040 Battery-Operated Ionization sensor Compact Smoke Detector Alarm Read Review

  • Battery operated Ionization sensor compact smoke alarm
  • 9 volt battery, mounting hardware and installation guide
  • Four inch diameter discreet design
  • Test button tests unit's electronic circuitry horn and battery function
  • UL listed and is backed by a 3 year limited warranty
  • Easy installation
  • Battery operated 9V battery included
  • Test button tests unit's electronic circuitry horn and battery function
  • Four inch diameter discreet design. Audio Alarm- 85dB at 10ft. Temperature Range- 40˚F to 100˚F (4°C to 38°C).Humidity Range- up to 85% relative humidity (RH)
  • Battery operated 9V battery included
  • Test button tests unit's electronic circuitry horn and battery function
  • Four inch diameter discreet design
  • Easy installation
  • Meets the UL requirements and widely-accepted safety standards

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UHPPOTE Wired 12/24VDC Sound and Light Fire Alarm Warning Strobe Siren Horn Sound Alert Safety System Sensor Read Review

  • Non UL listed
  • Three different tones, you can choose any one of them according to your need.
  • Super loud sound, the alarm volume over or equal to 105dB
  • Built-in 6pcs LEDs,super bright when send out alarm signal,effectively remind people flee from fire
  • The Sound-light Fire Alarm apparatus are one kind terminal device for alarm, it is fit for the sound & light alarm when the fire happens.

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3 Pack Smoke Detector, Portable Fire Alarms Smoke Alarms Battery Operated, Red LED Indicate Alarm, Silence Button,Easy t... Read Review

  • Photoelectric Smoke Detector Sensing Technology: A faster sensing technology at detecting the dangerous situation than ionisation alarms, Built in sounder to give a minimum sound output of 85dB at 3m
  • Environment friendly, without smell, radiation or harm. Low battery signal lalarm and "end of life"warning ensures the Smoke detector can work normal.
  • Our Smart Smoke Alarms with Red LED indicate alarm, High sensitivity, Test Button, no wire needed, not Hardwired(Note:The battery is not included)
  • Senses smoke using the light scatter principle-quick response to visible Smoldering smoke, test button simulates smoke, Before using, Please test the smoke alarm using push-to-test button.
  • We provide a 12-month money-back guarantee and 5-year warranty for our smoke alarms; if you have any questions, please feel free to contact us, and we will get back to you within 24 hours

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First Alert Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, SA320CN Read Review

  • Help keep your family safe with this battery operated smoke alarm; It requires no rewiring for installation and provides continuous monitoring even if there's a power failure
  • Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires
  • Single test/silence button lets you easily check alarm function and mute false alarms; Use Polaroid AA batteries for best results
  • Loud 85 decibel siren sounds to alert you to danger
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • 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)