To help you find the best Costco Kidde Smoke Detectors, we have researched various products on the market and picked out 10 of the best ones. We looked at all sorts of features, including price, customer reviews, and specifications. Then we ranked them to help you find the top Costco Kidde Smoke Detectors. Read on to learn more about our findings and choose your favorite one!

No | Product | Score | Action |
---|---|---|---|
1 | Kidde Carbon Monoxide Detector | 9.8 | Shop On Amazon |
2 | Kidde Smoke & Carbon Monoxide Detector | 9.8 | Shop On Amazon |
3 | Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated | 9.6 | Shop On Amazon |
4 | Kidde Smoke & Carbon Monoxide Detector | 9.4 | Shop On Amazon |
5 | Kidde Smoke Detector Hardwired Smoke Alarm - Firex i12060 Fire Alarm with Battery Backup to Safely Protect You from Smoke and Fire | 9.2 | Shop On Amazon |
6 | Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup & Interconnect | 9 | Shop On Amazon |
7 | Kidde Smoke Detector with Lithium Battery | 9 | Shop On Amazon |
8 | Kidde Smoke Detector Hardwired Smoke Alarm - Firex i4618 Fire Alarm with Battery Backup to Safely Protect You from Smoke and Fire | 9 | Shop On Amazon |
9 | Kidde Smoke Detector, Lithium Battery Powered | 8.8 | Shop On Amazon |
10 | Kidde Smoke & Carbon Monoxide Detector | 8.2 | Shop On Amazon |
52809 reviews were considered when writing our recommendations for the in this article.
Table Of Content:
- Kidde Carbon Monoxide Detector, AC-Plug-in with Battery Backup, CO Alarm with Replacement Alert
- Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery...
- Google Nest Protect Smoke Alarm Smoke Detector and Carbon Monoxide Detector Battery Operated , White S3000BWES...
- Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Interconnect Combination Smoke & CO Alarm, Voice...
- Kidde Smoke Detector Hardwired Smoke Alarm Firex i12060 Fire Alarm with Battery Backup to Safely Protect...
- Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup & Interconnect, Test-Silence Button
- Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert
- Kidde Smoke Detector Hardwired Smoke Alarm Firex i4618 Fire Alarm with Battery Backup to Safely Protect...
- Kidde Smoke Detector, Lithium Battery Powered, Smoke Alarm
- Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery...
1. Kidde Carbon Monoxide Detector
- CO detector that alerts with a warning signal against dangerous levels of carbon monoxide in your home.
- Easy & quick installation – plugs directly into your home’s standard wall outlet, 85 decibel alarm alerts of fire.
- Protects during a power failure – 2-AA batteries, included with pack, provide backup service in the event of a power outage.
- Whole home family protection – place 1 carbon monoxide detector on each level of your home & in your bedroom to protect from poisonous gases.
- UL Certified, 10-year limited warranty
2. Kidde Smoke & Carbon Monoxide Detector
- Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, “Fire! Fire!”, “Warning! Carbon Monoxide!”, or “Low Battery!”.
- Ionization sensing technology – hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
- Protects during a power failure – combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup.
- Test-Hush Feature – silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.
- UL Certified, 10-year limited warranty
- Meets safety standards set by Underwriters Laboratories (UL) and interconnects with other KN-COSM-IBA models.
- 120V AC, All Kidde brand hard wired smoke alarms are interconnectable with the KN-COSM-IBA
3. Google Nest Protect – Smoke Alarm – Smoke Detector and Carbon Monoxide Detector – Battery Operated
- Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there’s smoke or CO in your home.
- Split Spectrum Sensor looks for both fast burning and smoldering, and tells you where the danger is
- Get phone alerts so you know something’s wrong even when you’re away from home[1]
- CO detector looks out for carbon monoxide and tells you where it’s located
- With App Silence you can silence the smoke alarm with your phone in the Nest app when there’s only a little smoke.
- No chirps to tell you the battery is low; Nest Protect tests its own batteries and gives you a Nightly Promise when you turn off the lights so you know everything is working.
- A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.
- The Nest smoke and carbon monoxide alarm has sensors with a 10-year lifespan to help keep your family safe for up to a decade.
- With Safety Check you can test all your smoke and CO alarms with just a tap and get a full report once the test is done.
- Know from anywhere.
- Tells you what and where.
- App Silence.
- Split-Spectrum Sensor.
- Heads-Up.
- 10-year carbon monoxide sensor.
4. Kidde Smoke & Carbon Monoxide Detector
- Fire & CO detector in 1 unit with alert modes, LED lights, & voice alarm, that states, “Fire! Fire!”, “Warning! Carbon Monoxide!”, or “Low Battery!”.
- Ionization sensor technology – smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
- Protects during a power failure – combo smoke and CO alarm operates on 2-AA batteries
- Test-Hush Feature – silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.
- UL Certified, 10-year limited warranty
5. Kidde Smoke Detector Hardwired Smoke Alarm – Firex i12060 Fire Alarm with Battery Backup to Safely Protect You from Smoke and Fire
- Detect Fire Faster- Using Ionization sensing technology, the Hardwired smoke detector will detect invisible fire/smoke particles and warn you timely keeping you, your family, and home safe.
- Too Many False Alarms? – This smoke alarm is equipped with with a hush feature that is extremely useful in a kitchen area or any other areas prone to nuisance alarms.
- Stay Safe Even With a Power Failure – When the power goes out this wired smoke detector will continue functioning with the battery power backup included.
- Ring One, Ring All – When there’s a safety threat get warned throughout your home with this interconnected smoke detector.
- Keep Your Alarm Dust Free – Dust cover included to protect sensor from contaminants during construction reducing false alarms.
6. Kidde Smoke Detector
- Electrochemical sensing technology – CO alarm detects the presence of carbon monoxide gas, 85 decibel alarm.
- UL Certified, 10-year limited warranty
7. Kidde Smoke Detector with Lithium Battery
- Ionization sensing technology – hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
- Easy installation & no battery fuss – smoke alarm will automatically activate when attached to the mounting bracket.
- Test-silence button – allows for test & silence of alarm
- Replacement Alert – indicates when the smoke alarm needs to be replaced; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.
- UL Certified, 10-year limited warranty
- Sealed-in lithium battery never replace battery over the ten-year life of the alarm
- Smart hush temporarily silences nuisance alarms and will not allow hush mode to be activated unless the unit is in alarm mode.
- Rapidly flashing red LED alerts the user if the alarm has sounded since the last time the test reset button was used.
- Kidde’s smoke alarms meet the requirements of Underwriters Laboratories (UL), an independent facility that tests products for compliance with widely-accepted safety standards.
8. Kidde Smoke Detector Hardwired Smoke Alarm – Firex i4618 Fire Alarm with Battery Backup to Safely Protect You from Smoke and Fire
- Detect Fire Faster- Using Ionization sensing technology, the Hardwired smoke detector will detect invisible fire/smoke particles and warn you timely keeping you, your family, and home safe.
- Too Many False Alarms? – This smoke alarm is equipped with with a hush feature that is extremely useful in a kitchen area or any other areas prone to nuisance alarms.
- Stay Safe Even With a Power Failure – When the power goes out this wired smoke detector will continue functioning with the battery power backup included.
- Ring One, Ring All – When there’s a safety threat get warned throughout your home with this interconnected smoke detector.
- Keep Your Alarm Dust Free – Dust cover included to protect sensor from contaminants during construction reducing false alarms.
9. Kidde Smoke Detector
- Photoelectric sensing technology – smoke detector detects visible fire particles associated with smoldering fires; 85 decibel alarm alerts of fire.
- Protects during a power failure – smoke alarm operates on a 10-year, sealed, lithium battery
- Whole home family protection – place 1 fire detector on each level of your home & in your bedroom
- Test-Hush Feature – silences the unit for approximately 10 minutes
- UL Certified, 10-year limited warranty
10. Kidde Smoke & Carbon Monoxide Detector
- Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, “Fire! Fire!”, “Warning! Carbon Monoxide!”, or “Low Battery!”.
- Photoelectric sensor technology – hardwired smoke detector detects visible fire particles, 85 decibel alarm alerts of fire.
- Protects during a power failure – combo smoke and CO detector operates on a 120V power source with 9V front-loading battery backup.
- Test-Hush Feature – silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.
- UL Certified, 10-year limited warranty
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