Onelink Smoke & CO Sensor (Wired or Battery) + Installation

  • Starting at $219.00 Tax included

PRICING ALL-INCLUSIVE OF: Devices, Parts & Accessories, Delivery, Installation, Labor, Setup, Provisioning, Configuration, Warranty, and applicable Taxes.

Total All-inclusive Price Starts As Low As: $169 per device


First Alert Onelink Smart Smoke & Carbon Monoxide Detector

Add intelligent protection to your home with the Smart Smoke & Carbon Monoxide alarm. Onelink looks for fast-burning fires, smoldering fires, and carbon monoxide. It speaks up when it detects a problem and will even message your phone in case you’re not home.

  • 2-in-1 Protection: First Alert detects levels of smoke and carbon monoxide within your home. 
  • Onelink Home App: Helpful alerts can be sent to mobile devices that notify you on the type and location of the emergency in your home. 
  • Convenient & Reliable: This hardwired alarm connects to your electrical system and also includes 10-year sealed lithium batteries in the instance of a power surge.*
  • Voice Alerts: Onelink speaks up if there’s smoke or CO and tells you where it is, so you know what to do.
  • Works with Compatible Devices: Wirelessly interconnects with other compatible alarms and if one sounds, they all sound. 
  • Hush From the App: Just burned the popcorn? The Onelink Home App lets you quiet the alarm directly from your phone.
*AC power is required for Onelink
    Our technicians will install and program your new First Alert Onelink and put the full potential of this smart device to work for you. As an Illinois-licensed, bonded, and insured contractor, you can rely on Nextech to get the job done efficiently and affordably.  
     Nextech Energy Systems - Energy technologymade easy.™