
ARCHITECTURAL AND ENGINEERING SPECS
The smoke alarm shall be a First Alert Model SA3120A (Cat. 1039840) and shall
provide at a minimum the following features and functions::
1. Two separate smoke sensing chambers - photoelectric and ionization.
2. The unit shall be capable of self restoring.
3. A fully screened sensing chambers to resist entry of small insects thereby
reducing the probability of unwanted alarms.
4. Powered by a sealed 10-year lithium powercell with a tamperproof design. The
tamperproof design shall not allow the powercell to be removed. A low power
warning indicator shall cause the alarm to “chirp” when it reaches the end of
its service life and needs to be replaced. Upon end of life, the unit shall meet
UL requirements for disabling the alarm and the non-reinstallation of unit to
mounting bracket.
5. A visual LED power-on indicator to confirm unit is receiving power or is in alarm.
6. A full function test button. The test button should check all alarm functions by
stimulating the chamber to simulate a smoke condition, causing the unit to alarm.
The unit should also have a silence feature to silence unwanted nuisance alarms.
7. A tamper resistant locking pin that locks alarm to the mounting bracket to prevent
removal of alarm.
8. The unit shall be capable of operating between 40°F (4°C) and 100°F (38°C)
and relative humidity between 10% and 95%.
9. The unit shall contain mounting hardware and shall be listed for wall or ceiling
mounting.
10. The unit shall at a minimum meet the requirements of ULC S531, HUD, NFPA72,
NFPA 101, and ICC.
11. The unit shall have an “End of Life” signal. This signal should be capable of
temporarily being silenced for up to 2 days. After about 2 days, the signal will
resume. After about 2-3 weeks the signal cannot be silenced.
TECHNICAL SPECS
Alarm Dimensions: 5.0" Dia. x 2.0" H
Weight: 8.4 oz
Operating Voltage: 3V Lithium Power Cell
Temperature Range: 40°F (4°C) to 100°F (38°C)
Humidity Range: 10% to 95% relative humidity (RH)
Audio Alarm: 85dB at 10 feet
Test/Silence: Electronically simulates smoke condition,
causing the unit to alarm. Press and hold
test/silence button.
Alarm Reset: Automatic when smoke clears
Smoke Sensors: Photoelectric & Ionization
Listing: Certified to ULC STD S531
SHIPPING SPECS
Individual Carton Dimensions 6.8" L x 2.5" W x 8.5" H
Weight: 0.6 lbs.
Cube: 0.1 ft3
UPC: 0 29054 01906 6
Master Carton Dimensions 15.3" L x 7.3" x 9.0" H
Master Pack: 6
Weight: 4.38 lbs.
Cube: 0.6 ft3
I2of5: 100 29054 01906 3
Pallet Information
Cases per Layer: 15
Number of Layers: 5
Cases per Pallet: 75
Units per Pallet: 450
Cube: 55.7 ft3
Weight: 358 lbs.
THE PARTS OF THIS ALARM
INSTALLATION OF ALARM
Installation of this alarm must conform to NFPA 72 and NFPA 720. Always check
your local building codes. Follow all instructions for placement as outlined in the
user’s manual in sections titled “Recommended Locations for Smoke Alarms” and
“Locations to Avoid for Smoke Alarms.”
© 2021 BRK Brands, Inc. All rights reserved. Distributed
by BRK Brands, Inc., Aurora, Illinois 60504. BRK Brands,
Inc. is a subsidiary of Newell Brands Inc. (NASDAQ: NWL).
brkcanada.ca R E V 11/ 20
Model. SA3210A
Cat. 1039840
2
1
3
4
6
7
7
6
Activate/Deactivate
Switch-Detail
Break and remove tab then
slide switch to deactivate
OFF - ON - DEACTIVATE
5
1. Test/Silence button
2. Power/Alarm LED
3. Horn
4. Mounting bracket
5. Mounting Slots & Locking
tabs (Break out Tab)
6. Activate/Deactivate Switch
7. Twist to attach and remove
alarm from bracket
MOUNTING
BRACKET
TOP VIEW SIDE VIEW
5.0"
2.0"