First Alert CO615B Carbon Monoxide Detector, Plugin, Digital Display, Backup

SKU: 90133
Brand: First Alert Model: CO615B Condition: New

First Alert CO615B Carbon Monoxide Detector

  • First Alert CO615B Carbon Monoxide Detector
  • First Alert CO615B Carbon Monoxide Detector
Regular Price: $51.99
On Sale: $35.50
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About this Product

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View All First Alert Carbon Monoxide Detectors


The First Alert CO615B Carbon Monoxide Detector w/ Digital Display and Battery Backup gives you the ability to easily and conveniently monitor the levels of CO in your living spaces. With the ability to plug easily into any regulation American electrical outlet, you can even move it from room to room due to its portability whenever you see fit.

The First Alert CO615B CO Alarm is truly in a class of its own when it comes to functionality, as well. Its battery backup means that it will continue to work well even when the power goes out, and its easy-to-read digital display indicates clearly the potential hazard and detection level. Plus, the First Alert CO615B has a recall button for peak levels, which displays the highest level of CO that has been detected. The unit also features a highly accurate electrochemical CO sensor, as well as two different silence features that can temporarily quiet nuisance alerts. The First Alert CO615B is UL listed and comes with a five-year manufacturer warranty.


  • Accuracy Electrochemical Sensor
  • Backlit Digital Display
  • Front-Access Battery Compartment
  • Low Battery Warning
  • Plug-In Portable Carbon Monoxide Alarm
  • Remote mute silences False alarms
  • Single Test/Silence Button


• Replaces: First Alert FCD4CN-3
• Detector Type: Carbon Monoxide
• Sensor Type: Electrochemical
• Power Source: Plug-In with Battery Back-Up
• Feature: Backlit Digital LCD Display
• Temperature Range: 40°F to 100°F
• Humidity Range: 10% to 90% Relative Humidity
• Certifications: UL listed

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