If the alarm does meet these specific standards it will have a marking from UL or ETL, or phrasing like "conforms to UL 217" ...

A line of accessories is available that is designed to optimize the capabilities of the company’s i3™ Series of photoelectric smoke detectors. The series includes both two-wire and four-wire ...

The full line of i3 Series photoelectric smoke detectors with sounders is available. These two- and four-wire models generate an 85-dBA temporal tone and are ideal for residential applications, ...

Q: I changed the batteries in my smoke detector, but when I tested it afterward nothing happened. The batteries are new, but the smoke detector is very old. I know that it’s hard-wired into my home’s ...

Q: About 10 years ago, I replaced the original wired smoke alarms in my home with wired dual sensors that use both photoelectric and ionization technology. Because I’ve read that in-home smoke ...

Q: My home has hard-wired smoke detectors. How often do I need to replace them, and what kind of replacements do I need? Can I do it myself, or do I need a professional? And if I need a pro, what kind ...

Q. How often do I need to replace my hard-wired smoke detectors? And who should I hire to do this? Our 15-year-old system has five detectors. A few are chirping, and it doesn’t stop even when we ...

Expensive repairs? Find a warranty to cover future costs. Expensive repairs? Find a warranty to cover future costs. According to the National Fire Protection Association, smoke detectors should be ...

St. Charles, IL (April 1, 2013) – System Sensor today announced that it has launched its new i 4 Series Combination CO/Smoke Detector and Integration Module. The i 4 Series is the first low-voltage, ...