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First Alert 9120LB AC/DC Hardwired Lithium Battery Backup Ionization Smoke Alarm

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MSRP: $34.99
Price: $18.43
Out of stock
Item Number: 9120LB
Manufacturer: BRK/First Alert

Quantity Discounts

84 or more$16.32
Download Manual: 9120LB User Manual (PDF, 1970kB).


  • Model 9120LB Smoke Alarm 
  • Hardwire with Lithium Battery Backup
  • Ionization Sensor  
  • Battery Compartment Equipped with a Tamper-Resistant Locking Feature
  • Single Button Test/Silence Switch  
  • UL 217 Listed and Compliant with CSFM, NFPA 72, and NFPA 101
  • Ten Year Limited Factory Warranty


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