The MSR-50 Series of duct smoke detector remote accessories is available. The UL-listed, MEA-accepted accessories are compatible with the manufacturer’s detection products including all SM-, HS-, and ...

With the launch of a new intelligent Remote Test Capable photoelectric detector (2251BR), System Sensor adds simplified remote testing capability to the updated DNR and watertight NEMA DNRW ...

Add Yahoo as a preferred source to see more of our stories on Google. Properly installed smoke detectors are often the first line of defense against a house fire, keeping the homeowner informed and ...

This alarm circuit was designed to monitor a mains-powered smoke detector located in a shed (which is used to house dog kennels). It provides complete isolation from the mains so that low-voltage (12V ...