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View compareFrequently Asked Questions
- Q: How does the First Alert SC9120B hardwired smoke and carbon monoxide detector work? A: The First Alert SC9120B uses a combination of ionization smoke sensing technology and an advanced electrochemical sensor to detect smoke and carbon monoxide. The ionization sensor quickly identifies smoke from fast-flaming fires, while the electrochemical sensor detects harmful carbon monoxide from sources like faulty appliances.
- Q: Can I connect multiple First Alert detectors together? A: Yes, the First Alert SC9120B can integrate with up to 12 other compatible First Alert or BRK hardwired alarms. This ensures that when one alarm detects a threat, all alarms will sound, providing comprehensive coverage throughout your home or facility.
- Q: What happens if there is a power outage? A: The SC9120B is designed with a battery backup feature, which means it will continue to function even during a power outage. This ensures constant monitoring for smoke and carbon monoxide, keeping you and your family safe at all times.
- Q: How do I install the First Alert SC9120B smoke and carbon monoxide detector? A: Installation is straightforward with the included universal mounting bracket. The hardwired unit connects directly to your home's electrical system. Tamper-resistant locking pins secure the alarm, and a convenient test/silence button allows you to check its functionality easily.
- Q: What safety standards does the First Alert SC9120B meet? A: The SC9120B has been rigorously tested to meet UL standards, ensuring that it provides reliable smoke and carbon monoxide detection. This makes it a trusted choice for enhancing home safety.