SimpliSafe Smoke & Carbon Monoxide Detector
Where to Buy
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
P paymore | $34.99 | Jan 3, 2026, may have changed | Buy Now |
 bestbuy 15-day returns (in store too) · free return shipping · free shipping on $35+ | $69.99 | Jan 3, 2026, may have changed | Buy Now |
 amazon 30-day returns (in store too) | $69.99 | Jan 3, 2026, may have changed | Buy Now |
 lowes 90-day returns (in store too) | $69.99 | Jan 3, 2026, may have changed | Buy Now |
Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.
Pros
- •Provides immediate emergency response with SimpliSafe monitoring service calling right away when alarm is triggered
- •Extremely easy installation and setup process that syncs with the app immediately
- •Highly accurate detection of fire and carbon monoxide with proven real-world performance
- •Seamless integration with existing SimpliSafe system and hub
- •Responsive and proactive customer service that calls to verify your safety when alarms trigger
- •Professional monitoring service can apply temporary bypasses when needed
- •Includes lifetime warranty on devices with premium SimpliSafe subscription
- •Company provides free replacement units and covers return shipping if devices fail
- •Small, high-quality construction with excellent fit and finish
Cons
- •Occasional unit failures reported within first few weeks of purchase
- •Smoke and CO detectors have a limited lifespan and should not be trusted beyond 10 years old
- •Alarm can be overly sensitive and trigger from cooking heat
Bottom Line
The SimpliSafe Smoke & Carbon Monoxide Detector is a solid choice if you're already invested in the SimpliSafe ecosystem, especially with their professional monitoring service—that immediate response feature and proactive customer service really sets it apart. Just be aware that like all smoke and CO detectors, these have a limited lifespan of about 10 years, so factor in replacement costs down the line. The easy setup makes it a no-brainer for existing SimpliSafe users, though the occasional early failure and sensitive alarm are minor quirks to keep in mind.
What Reviewers Are Saying
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Discussion
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