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First Alert Multiple Station Smoke Alarm

(View all from First Alert)

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First Alert Multiple Station Smoke Alarm


  • Contractor preferred features include a dust cover to keep alarm clean during construction
  • Multiple station smoke alarm
  • Redesigned cover, metal sensing chamber and new integrated circuit work together to reduce nuisance alarms
  • Perfect mount system features a gasket less base and mounting bracket that keeps the alarm secure over a wide rotation range to allow for true alignment
  • Single button test and silence eliminates confusion
  • Keyhole slots in the mounting bracket eliminate the need to remove the junction box screws for installation
  • Two locking features are provided to prevent battery theft and or theft of the unit
  • Connection to AC power is made with a quick-connect wiring harness for installation that is quick and easy
  • 85 Decibel horn
  • Meets UL standards
  • Specifically designed for residential and commercial use
  • 120 Volts
  • Manufacturer provides 1 year warranty


  • Overall: 2.25" H x 5.69" W x 5.69" D
  • Overall Product Weight: 0.53lbs

First Alert Multiple Station Smoke Alarm

Weights & Dimensions

  • Overall: 2.25" H x 5.69" W x 5.69" D
  • Overall Product Weight: 0.53lbs


Product Type: Smoke DetectorOrientation: Wall/Ceiling Mounted
Global Product Type: Smoke/Co Detectors-Smoke DetectorMounting: Wall
Compliance, Standards: UL ListedQuantity: 1 Each
Country of Manufacture: Mexico 

About the Manufacturer

First Alert is the most recognized and trusted brand in home safety and security products, helping protect what matters most to you and your family. First Alert is a leading manufacturer of smoke alarms, carbon monoxide detectors, fire extinguishing products, safes, security cameras, fencing, doors, window guards, and many other home safety products. Please consider them a resource for the latest recommendations in home safety.

First Alert Multiple Station Smoke Alarm

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When you buy a First Alert Multiple Station Smoke Alarm online from Wayfair Supply, we make it as easy as possible for you to find out when your product will be delivered. You can check on a delivery estimate for the First Alert Part #: 9120 here. If you have any questions about your purchase or any other Smoke & CO Detectors product for sale our customer service representatives are available to help.Whether you just want to buy a First Alert Multiple Station Smoke Alarm or shop for your entire business, Wayfair Supply has everything you need.
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(based on 3 reviews)

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no battery backup

from Mobile, AL – Verified Buyer

good quality alarm but no battery backup which is important to us. Fast delivery!

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from New City, NY – Verified Buyer

Just what I was looking for ,check to see if you need battery back up. Great price and the shipping was supper fast ,the customer service was superb .

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multiple station smoke alarm

from Westfield, NJ – Verified Buyer

This is the exact item I was looking for. Wayfair has excellent customer service and helped me to purchase the smoke detectors.

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Multiple Station Smoke Alarm is also sometimes listed under the following manufacturer numbers: 9120