Wheelock MT4-115-R Category : Wheelock This MT runs off of 115 VAC. It has the older MT screw holes. Brand WheelockModel MT4-115-RManufacturer WheelockType Alarm (Horn)
Honeywell 14506510-001 Category : HoneywellThe back of this LED looks identical to an older System Sensor mini-horn.
National Time 620M2X Category : National TimeThis pull has a similar appearance to the Fire-Lite BG5.
