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Smart home safety is taking center stage this Prime Big Deals Day (October 7 and 8, 2025). Amazon is marking down X-Sense’s best-selling smoke and carbon monoxide detectors, and the standout deal is the X-Sense Interconnected Smoke & CO Detector, now $99.99 (save $30). It links multiple CO and smoke detectors through a base station and even announces the location of danger via voice alert. It’s a smart, mid-range option that provides whole-home protection without hardwiring.
For families looking to protect their whole home, the X-Sense Smart 5-Pack Smoke & CO Detector Set with Base Station is marked down to $169.90. This comprehensive, multi-room solution is built for smart homes.
And, if you’re looking for reliable protection on a budget, check out the X-Sense 10-Year Smoke & CO Detector with LCD Display is just $33.99, or the First Alert Smoke Alarm for $13.80.
Our Favorite Smoke Alarm Prime Day Deals
X-Sense Interconnected Smoke & CO Detector for $99.99
This best-selling model connects multiple alarms through a wireless base station and issues voice alerts to pinpoint the location of danger. It’s simple to install and ideal for multi-room applications, making it the sweet spot between smart features and affordability. A top pick for Prime Big Deals Day.
X-Sense 10-Year Smoke & CO Detector for $33.99
A dependable single-unit alarm that runs for a decade without replacing batteries. The easy-to-read LCD screen shows real-time CO detection levels and battery status. A smart, budget-friendly option that delivers reliable protection in smaller spaces.
X-Sense Smart 5-Pack Smoke & CO Detector Set with Base Station for $169.90
Protect multiple rooms with wire-free, interconnected safety. The base station syncs all detectors for whole-home monitoring and alerts, while the smart design makes installation easy. Complete home coverage at a great price.
More Prime Day Smoke Detector Deals We’re Shopping
While you’re upgrading your home safety setup, these additional X-Sense deals are worth a look before Prime Big Deals Day wraps up.
- X-Sense Wireless Interconnected Smoke Detector 6-Pack for $99.93
- X-Sense Plug-In Carbon Monoxide Detector for $17.99
- X-Sense Portable CO Detector for $13.38
- First Alert Combination Smoke & Carbon Monoxide Alarm for $44.65
- First Alert Combination Smoke & Carbon Monoxide Alarm for $38.24
- Kidde Hardwired App-Enabled Smart Smoke and Carbon Monoxide Detector for $63.72
- X-Sense Smart Smoke Detector and Carbon Monoxide Detector Combo for $129.99
- Kidde Hardwired Smoke Detector, 4-Pack for $103.39
