The Best linked smoke detectors of 2021 – Top 10 and Rankings

If you’re looking for linked smoke detectors but don’t know which one is the best, we recommend the first out of 10 linked smoke detectors in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

Rank No. #1
First Alert Smoke Detector Alarm | Battery Powered with Wireless Interconnect | 2-Pack, SA511CN2-3ST
  • Help keep your family safe with these battery operated smoke alarms that wirelessly interconnect with each other and other First Alert enabled alarms so that all sound when one is activated, creating a home safety network; comes in a pack of 2 alarms
  • Voice alarm with 11 programmable locations tells you where the danger is so you can choose the best evacuation route; Loud, 85-decibel siren sounds to alert you to danger
  • Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; Helps minimize the number of false alarms
  • Battery powered alarm requires no rewiring for installation and provides continued monitoring even if there's a power failure; use with Polaroid AA batteries for best results
  • Wirelessly connect upto 18 first alert enabled alarms for the maximum in whole home protection; includes test/silence button, low battery warning, end of life timer
Rank No. #2
X-Sense Mini Wireless Interconnected Smoke Alarm, Replaceable Battery-Operated Fire Smoke Alarm with Over 820 ft Transmission Range, XS01-WR, 3-Pack
  • Know from Anywhere: When one alarm is triggered, all interlinked smoke alarms will sound, so you and your family can hear the alarm from anywhere in your home; an intelligent locating function allows you to quickly locate the source of the fire, giving you every extra life-saving second to control the fire or evacuate
  • Wide Coverage for Full Home Protection: Featuring a relay function that extends transmission range, this radio-interlinked alarm can be interconnected with up to 24 smoke alarms to create a smart home network with no blind spots, even on different floors or in the basement and garage
  • Easy to Install, Interconnect, and Operate: This mini smoke alarm can be quickly installed onto any wall or ceiling without hardwiring; simply press the test/silence button to interconnect your wireless smoke alarms (the alarms in one multi-pack have already been interconnected); easy to test the alarm regularly or silence false alarms (e.g., cooking fumes) with a simple push
  • 5-Year Replaceable Battery & Self-Check: The battery supports 5-year continuous use and can be easily replaced by yourself; a low-battery warning lets you know when it’s time to replace the battery
  • Worry-Free After-Sales Services: All X-Sense smoke alarms come with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support with one working day; clear, easy-to-follow instructions are included for convenience; feel free to contact us if you have any questions.
SaleRank No. #3
First Alert OLCOMBOVFF SCO500B OLCOMBOV Wireless Interconnect Smoke and Carbon Monoxide Combo Alarm w/Voice & Location, Frust Free, 1 pack
  • Battery operated smoke and carbon monoxide alarm can be installed easily
  • Wireless interconnect uses radio frequency communication to connect the alarms, without any electrical wiring needed.
  • Connects multiple alarms together for wireless safety network (not z-wave compatible)
  • When your alarms are interconnected, they communicate with each other, forming an integrated system of protection for your home
  • When one alarm sounds, all alarms will sound
SaleRank No. #4
Kidde 21026043 Battery-Operated (Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA , White
  • 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, 2 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 the 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 100 ppm 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
Rank No. #5
X-Sense Wi-Fi Smoke Detector, Wireless Smart Fire Smoke Alarm with Replaceable Lithium Battery & Silence Button, Auto Self-Check Function, XS01-WT
  • REAL-TIME REMINDERS: You will receive a real-time notification on your smartphone whenever an alarm is triggered or any status is changed, making your life more convenient
  • SILENCE ALARM VIA APP: Allows you to temporarily silence any annoying alarms caused by kitchen fumes, smoking, etc. via the app; no more trying to push the silence button with a broomstick or with the help of a ladder, making it easier for the elderly and those with reduced mobility
  • FASTER RESPONSE TIME TO DANGER WITH LOUD 85 DB ALARM: Upgraded photoelectric sensor significantly increases the alarm’s sensitivity for a faster response time while minimizing false alarms; 85 dB alarm is loud enough to alert all members in the household
  • EASY INSTALLATION: Simply install the smoke alarm onto the ceiling where you need it (refer to the section Installation Positioning in the user manual), connect the device to the app, and the device is ready to use
  • SELF-CHECK FUNCTION: Continuously checks the battery status and Wi-Fi connection; if there is any problem with the self-check, you’ll receive a notification on your smartphone app immediately
SaleRank No. #6
First Alert SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated
  • 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
Rank No. #7
3 Pack Fire Alarms Smoke Detector Battery Operated with Photoelectric Sensor and Silence Button, Travel Portable Smoke Alarms
  • 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 life: .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.
SaleRank No. #8
FIRST ALERT 3120FF Dual Sensing Alarm Smoke Detector, 1 Pack
  • Hardwired alarm includes battery backup for power outages
  • Photoelectric and ionization sensors provide comprehensive fire detection
  • A single button makes alarm easy to test monthly or silence during a false alarm. Temperature Range: 40°F (4°C) to 100°F (38°C)
  • Two latching features help indicate a low battery or the originating alarm in a system
  • Optipath 360 patented technology provides 360 degrees of access to the smoke alarm. Emits T3 Pattern
Rank No. #9
X-Sense 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC03
  • 10-YEAR BATTERY LIFE: This combination smoke alarm and carbon monoxide 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 it’s time to replace the unit for safety
  • ALARM TYPES FOR MORE CONVENIENT: Different alarm patterns of this carbon monoxide alarm 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 flashes with the alarm sound
  • 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
  • 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, even those in sleep
  • EASY INSTALLATION WITH QUALITY: X-SENSE smoke carbon monoxide alarm combo requires no rewiring; easy to mount on any wall or ceiling without an electrician; all X-SENSE carbon monoxide alarm and smoke alarm are rigorously tested to meet UL 217 and UL 2034 safety standards; comes with a lifetime customer support
Rank No. #10
SITERWELL Smoke Detector , Smoke Alarm with Photoelectric Sensor and 9V Battery Operated(Include), 10-Year Life Time Fire Alarm with UL Listed, Fire Safety for Kitchen,Home,Hotel, GS528A , 4 Packs
  • Test Button & Low Battery Signal: The smoke alarm is easily to test by pressing the button more than 5 seconds. If low battery there will be a signal alarm,which will recall you to change a new battery,then the smoke detectors will work as usual.
  • Safety Clip Feature: The photoelectric smoke detectors are not allowed mounting without battery install,so don't worry about the fire risk if you forget the battery.
  • Easy Install & Replacement Battery: The smoke detector is 9V battery operated,which can be quickly replaced.There 2 expansion screws in the box to help you install the alarm.
  • 10 Years Life Time: The smoke alarm have 10-year long life(Not the battery life time) with loudly alarm(Loud>85dB) alarm signal at 3 meters,to make the room person can hear the alarm clearly when the smoke alarm is chirping,There will be enough time to leave from the dangerous.
  • Home Protection: Working smoke detector cut the risk of dying in a home fire by 50%, and that's important because a home fire starts every 83 seconds! The faster you realize a fire warning,the more time you can escape from the fire.

How Do You Buy The Best linked smoke detectors of 2021?

Do you get stressed out thinking about shopping for a great linked smoke detectors? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching linked smoke detectors, which is why we have assembled a comprehensive list of the greatest linked smoke detectors available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for linked smoke detectors that you consider buying. Your questions might include the following:

  • Is it worth buying an linked smoke detectors?
  • What benefits are there with buying an linked smoke detectors?
  • What factors deserve consideration when shopping for an effective linked smoke detectors?
  • Why is it crucial to invest in any linked smoke detectors, much less the best one?
  • Which linked smoke detectors are good in the current market?
  • Where can you find information like this about linked smoke detectors?

We’re convinced that you likely have far more questions than just these regarding linked smoke detectors, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for linked smoke detectors, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible linked smoke detectors. Make sure that you are only using trustworthy and credible websites and sources.

We provide an linked smoke detectors buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available linked smoke detectors currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of linked smoke detectors has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an linked smoke detectors?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your linked smoke detectors.
  5. Customer Ratings: Number ratings grade linked smoke detectors objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their linked smoke detectors.
  7. Product Quality: You don’t always get what you pay for with an linked smoke detectors, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an linked smoke detectors is should be an indication of how long it will work out for you.

We always remember that maintaining linked smoke detectors information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding linked smoke detectors is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.