Best Google Nest Smoke and Carbon Monoxide Alarm Wireless in 2025
Updated on July 2025
#1
Recommended
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- Comprehensive detection with a Split-Spectrum Sensor for fast and slow-burning fires, ensuring quick alerts.
- Smartphone connectivity provides real-time smoke and carbon monoxide notifications.
- Voice alerts give early warnings about the type and location of danger.
- Automatically tests sensors and batteries, reducing the need for manual checks and chirps.
- Battery-operated for easy installation without wiring.
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- Comprehensive detection with a Split-Spectrum Sensor for fast and slow-burning fires, ensuring quick alerts.
- Smartphone connectivity provides real-time smoke and carbon monoxide notifications.
- Voice alerts give early warnings about the type and location of danger.
- Automatically tests sensors and batteries, reducing the need for manual checks and chirps.
- Battery-operated for easy installation without wiring.
#2
Value for Money
15% Off
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- Battery-operated and wirelessly interconnected with a replaceable lithium battery
- Receive instant app alerts for alarm triggers and system faults
- All connected alarms sound simultaneously when one is activated
- Test or silence alarms conveniently through the app
- Identify the source alarm by naming each device according to its location
- Optional Protect+ plan provides rapid emergency verification and dispatch
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- Battery-operated and wirelessly interconnected with a replaceable lithium battery
- Receive instant app alerts for alarm triggers and system faults
- All connected alarms sound simultaneously when one is activated
- Test or silence alarms conveniently through the app
- Identify the source alarm by naming each device according to its location
- Optional Protect+ plan provides rapid emergency verification and dispatch
#3
- Smoke and carbon monoxide detection
- Wired installation for continuous power
- Second generation model for improved performance
- Smart alerts sent to your phone
- Test and hush features for easy maintenance
- Voice alarms specifying the type of danger
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- Smoke and carbon monoxide detection
- Wired installation for continuous power
- Second generation model for improved performance
- Smart alerts sent to your phone
- Test and hush features for easy maintenance
- Voice alarms specifying the type of danger
#4
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- Alerts to smoke and carbon monoxide detection using a single device.
- 10-year battery life eliminates low battery alerts and costly replacements.
- Advanced sensing technology minimizes false alarms from cooking, certified to meet UL standards.
- LED indicators display alarm status: green for normal, amber for error, red for detection, with an 85-decibel alarm sound.
- Simple installation with no wiring required; easily mounts to ceiling.
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- Alerts to smoke and carbon monoxide detection using a single device.
- 10-year battery life eliminates low battery alerts and costly replacements.
- Advanced sensing technology minimizes false alarms from cooking, certified to meet UL standards.
- LED indicators display alarm status: green for normal, amber for error, red for detection, with an 85-decibel alarm sound.
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#5
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- SC07-WX is Wi-Fi compatible but does not support wireless interconnection or a base station; each unit operates independently in the app.
- Receive instant notifications on alarms, low battery, and faults via the X-Sense Home Security app, keeping you informed from anywhere.
- Connects directly to the X-Sense Home Security app through a 2.4 GHz Wi-Fi network without needing a base station.
- With the optional Protect+ Premium subscription, receive a verification message within 3 seconds of an alarm, leading to immediate fire truck dispatch upon emergency confirmation.
- Combines photoelectric smoke detection with electrochemical CO sensors for enhanced safety, powered by a replaceable battery instead of AC wiring.
- Easily share device access with up to 12 users through the X-Sense Home Security app for collaborative home monitoring.
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- SC07-WX is Wi-Fi compatible but does not support wireless interconnection or a base station; each unit operates independently in the app.
- Receive instant notifications on alarms, low battery, and faults via the X-Sense Home Security app, keeping you informed from anywhere.
- Connects directly to the X-Sense Home Security app through a 2.4 GHz Wi-Fi network without needing a base station.
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#6
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- Receive instant alerts on your phone for danger detection and device status changes; all devices trigger alarms together and can share alerts with up to 12 family members.
- Voice alerts provide specific danger notifications, such as smoke or carbon monoxide, along with evacuation instructions.
- Features combined smoke and carbon monoxide detection in a single unit for efficiency.
- Opt for Protect+ Premium subscription for 24/7 monitoring and immediate emergency response; fire truck dispatched within 3 seconds of alarm verification.
- Durable design with a 10-year sensor life and a replaceable battery lasting up to 5 years.
- Easy installation and maintenance with voice guidance for troubleshooting and battery replacement.
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- Receive instant alerts on your phone for danger detection and device status changes; all devices trigger alarms together and can share alerts with up to 12 family members.
- Voice alerts provide specific danger notifications, such as smoke or carbon monoxide, along with evacuation instructions.
- Features combined smoke and carbon monoxide detection in a single unit for efficiency.
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#7
18% Off
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- Advanced sensing technology minimizes false alarms while ensuring timely detection of fires
- Interconnected alarms ensure that when one sounds, all compatible units alert simultaneously
- Easy installation with Quick Connect Plug, eliminating the need for rewiring
- Battery backup maintains functionality during power outages
- Test/silence feature allows for straightforward testing and silencing of the alarm
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- Advanced sensing technology minimizes false alarms while ensuring timely detection of fires
- Interconnected alarms ensure that when one sounds, all compatible units alert simultaneously
- Easy installation with Quick Connect Plug, eliminating the need for rewiring
- Battery backup maintains functionality during power outages
- Test/silence feature allows for straightforward testing and silencing of the alarm
#8
18% Off
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- The SC06-WX operates on Wi-Fi but does not support connectivity with a base station or other SC06-WX units.
- Monitor and manage the smoke and carbon monoxide detector effortlessly via the X-Sense Home Security app using 2.4 GHz Wi-Fi without needing a base station.
- Silence the alarm easily from the app without reaching for the physical device, enhancing user convenience.
- Receive real-time notifications through the app for alarms, low battery, and faults, allowing for remote monitoring of your home.
- This dual-function alarm provides protection against both fires and carbon monoxide using independent photoelectric and electrochemical CO sensors for comprehensive safety.
- Share access to your smoke and CO detector with up to 12 additional users through the app for community safety alerts.
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- The SC06-WX operates on Wi-Fi but does not support connectivity with a base station or other SC06-WX units.
- Monitor and manage the smoke and carbon monoxide detector effortlessly via the X-Sense Home Security app using 2.4 GHz Wi-Fi without needing a base station.
- Silence the alarm easily from the app without reaching for the physical device, enhancing user convenience.
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#9
25% Off
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- SC07 is a standalone unit without wireless interconnectivity or Wi-Fi; for interconnection, consider SC07-W; for Wi-Fi, see SC07-WX or SC07-MR
- Detects smoke and carbon monoxide using a photoelectric smoke sensor and electrochemical CO sensor for enhanced accuracy
- Features a sealed lithium battery that lasts 10 years, eliminating the need for battery replacements
- LCD displays CO concentration when the alarm is triggered, but is off during standby to avoid disturbances
- Easy installation with included mounting bracket, screws, and anchor plugs; no rewiring necessary
- Real-time display of CO levels (30–999 ppm), battery status, and working condition
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- SC07 is a standalone unit without wireless interconnectivity or Wi-Fi; for interconnection, consider SC07-W; for Wi-Fi, see SC07-WX or SC07-MR
- Detects smoke and carbon monoxide using a photoelectric smoke sensor and electrochemical CO sensor for enhanced accuracy
- Features a sealed lithium battery that lasts 10 years, eliminating the need for battery replacements
- LCD displays CO concentration when the alarm is triggered, but is off during standby to avoid disturbances
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#10
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- Standalone unit without wireless interconnection or Wi-Fi; not compatible with base stations.
- Voice alerts provide immediate warnings for smoke and carbon monoxide detection, with specific messages for each type.
- Combines photoelectric and electrochemical sensors for dual protection against smoke and CO levels.
- Durable design offering a 10-year lifespan and 5-year battery life with a replaceable CR123A battery.
- Voice notifications keep you informed about emergencies, battery status, and unit faults.
- Compact design with a mounting bracket that seamlessly covers old alarm holes and easy installation.
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- Standalone unit without wireless interconnection or Wi-Fi; not compatible with base stations.
- Voice alerts provide immediate warnings for smoke and carbon monoxide detection, with specific messages for each type.
- Combines photoelectric and electrochemical sensors for dual protection against smoke and CO levels.
- Durable design offering a 10-year lifespan and 5-year battery life with a replaceable CR123A battery.
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