Wheelock MT4-115-R This MT runs off of 115 VAC. It has the older MT screw holes. Brand WheelockModel MT4-115-RManufacturer WheelockType Alarm (Horn)
Honeywell HFS-P Category : HoneywellOddly enough, the model number on this particular smoke doesn’t fit the typical pattern for Honeywell devices.
System Sensor P2W Category : System SensorThis is a white, two-wire SpectrAlert Advance. It is a part of a permanent mini-system that I have installed in...