***This alarm replaces the 9120B, which has been discontinued***
The BRK SMI100-AC (1046836) is a great choice when it comes to affordable smoke alarms!
Interconnect Hardwire Smoke Alarm with Battery Backup
– Direct wire-in with replaceable 9V battery backup. Hardwired with battery backup for protection during power outages.
– Perfect mount for easy installation. Mounting bracket keeps the alarm secure over a wide rotation range for ideal alignment.
– Latching alarm indicator, visually identifies unit that initiated alarm or low battery.
– Interconnects with most BRK First Alert hardwired alarms. When one alarm sounds, all compatible alarms sound (up to 12 smoke alarms and 6 other alarms).
– Test/Silence Button, temporarily silence or test the alarm with one-touch easy access button.
– Precision Detection
– Conforms to UL 217 8th Edition Standard
SMI100-AC (1046836) Specifications:
| Model # | SMI100-AC |
| Weight | 7.8 oz |
| Dimension | 5.6″ dia x 2.0″H |
| Operating Voltage | 120V AC 60Hz w/ 9V battery backup (9120B only) |
| Operating Current | .04 amps (standby/alarm) |
| Temperature Range | 40°F (4°C) to 100°F (38°C) |
| Humidity Range | 10% to 90% 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 |
| Interconnections | Up to 18 units of First Alert or BRK Smoke, CO and Heat Alarms. Maximum of 12 smoke alarms. See user’s manual for details. |
| Smoke Sensor | Dual chamber ionization |
| Indicator Lights/Sounds |
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| Listing | Listed to UL217 8th Edition Standard |
B. Holowitz –
For the money – it can’t be beat.