Product Description
The BRK SC9120LBL Smoke/Carbon Alarm with 10-Year Battery is a hardwired combination alarm designed for residential and institutional safety applications. With dual ionization smoke sensing and electrochemical carbon monoxide detection, this alarm ensures reliable and long-lasting protection. The 10-year battery backup and end-of-life signal provide peace of mind and compliance with safety standards.
Key Features
- Combination smoke and carbon monoxide alarm with dual ionization and electrochemical sensors.
- 10-year lithium battery backup for uninterrupted operation.
- Latching alarm indicator to easily identify the initiating unit in a series.
- Silence feature for nuisance alarms and low battery chirps.
- End-of-life signal provides audible notice when replacement is needed after 10 years.
- Interconnectable with up to 18 devices, including 12 smoke alarms.
- “Quick-Connect” wiring harness for fast and easy installation.
- Complies with UL217, UL2034, CSFM, NFPA 72, NFPA 720, and other safety standards.
Specifications
- Application: Residential and institutional safety alarm
- Power Source: 120V AC, 60Hz with 10-year lithium battery backup
- Audio Alarm: 85dB at 10 feet
- Operating Temperature: 40°F (4°C) to 100°F (38°C)
- Humidity Range: 10% to 95% relative humidity (non-condensing)
- Dimensions: 5.6” diameter x 2.0” height
- Interconnections: Supports up to 18 interconnected alarms (maximum 12 smoke alarms)
- Sensors: Dual ionization for smoke and electrochemical for carbon monoxide
Installation Tips
- Ensure compliance with local electrical codes and NFPA 72 for proper installation.
- Use the mounting bracket with keyhole slots for secure alignment and placement.
- Connect the alarm using the “Quick-Connect” wiring harness for simplified wiring.
- Install alarms on a dedicated circuit or shared neutral wire if local codes permit.
- For interconnected units, maintain a total wire length of less than 1,000 feet with #18 gauge wire or larger.
Frequently Asked Questions
Q: How long does the battery last?
A: The 10-year lithium battery provides backup power for the life of the alarm under normal conditions.
Q: What happens when the alarm reaches its end of life?
A: An audible signal will alert you to replace the alarm after 10 years of operation.
Q: Can I silence nuisance alarms?
A: Yes, the alarm includes a silence feature to temporarily mute nuisance alarms and low battery chirps.
Q: How many alarms can I interconnect?
A: You can interconnect up to 18 compatible BRK or First Alert alarms, with a maximum of 12 smoke alarms.
Q: What certifications does this alarm meet?
A: It complies with UL217, UL2034, CSFM, NFPA 72, NFPA 720, and other applicable standards.
Q: Does the alarm have a latching indicator?
A: Yes, the latching indicator remembers and displays which alarm triggered the series.
