120-Volt AC Smoke and LED Strobe Alarm with 10-Year Sealed Lithium Battery Backup

Item # 3589050 | National Brand Alternative Part # 7020BSL | UPC Code 029054018014 | UNSPSC Code 46191501 | Catalog Page #1134
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Product Overview

BRK Brands Model 7020BSL (Cat 1038335) is a wire-in 120-Volt AC 60Hz single and/or multiple station photoelectric smoke alarm with integrated 177 candela LED strobe light specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, public housing, dormitories and other multifamily dwellings as defined in standard NFPA 101. This alarm is interconnectable with up to 18 devices of which 12 can be smoke alarms. The smart strobe has a separate flash pattern to distinguish between smoke and CO dangers. The 177 candela strobe light has a sealed 3-Volt lithium battery capable of providing backup power for alarm over 10-years of life.

  • 120-Volt AC powered with 10-year sealed battery backup
  • 10-year sealed battery - lithium metal long life battery to supply power to the alarm in the event of power failure for the 10-year life of the alarm, sealed in the alarm housing to prevent tampering or removal
  • Integrated smoke alarm and LED strobe light - requires only 1 junction box, saves installation time and costs, 1 device includes both a strobe light and photoelectric smoke alarm
  • Smart strobe - separate flash patterns to distinguish between smoke and carbon monoxide
  • 177 candela synchronized LED strobe - powerful 177 candela LED strobe light provides effective visual warning to hearing impaired residents, when multiple units installed, strobe flashes in unison
  • 1Hz flash rate - 60 flashes per minute rate meets ADA, ANSI 177.1, NFPA 72 and UL1971 requirements for signaling devices
  • Optipath 360 degree technology - provides 360 degree of direct access to the smoke sensing chamber




Alarm Sensor Type
Alert Type
Alarm and Light
Certifications and Listings
ANSI Certified, UL Listed
10-Year Battery, Battery Back-Up, Hush Feature, Interconnected, Strobe Light, Tamper Resistant
Pack Size
Power Source
Product Depth (in.)
Product Height (in.)
Product Width (in.)