FM Series electromagnetic door holders are designed for virtually any remote door release application. They are primarily used to hold fire and smoke barrier doors open until released by a remote smoke detector or other switching device. The complete assembly consists of: an armature contact plate with adjustable pivot mounting for installation in the door, and a heavy-duty electromagnet, in a durable plastic enclosure, mounted on the wall or floor behind the door. A separate closing device is required.Main FeaturesAll models support 12 VDC, 24 VAC/VDC, or 120 VAC.Improperly applied voltage does not damage the unit.Spacing kit for odd angles.25 to 40 pounds (11.3 kg) holding powerMagnet protected against transients and surges up to600 volts (AC models).Fail-safe operation; power failure releases door to close.Positive release button initiates closing motion.Two-year warranty.Floor- and wall-mount models.General InformationName: Fire-Lite FM Electromagnetic Door Holder, Honeywell International, Inc, Fire-LiteCategory: Fire-lite Alarms By Honeywell, Fire, Fire Accessories, Fire Magnetic Door HoldersUPC Code: 049306001359Country of origin: Viet Nam. Country of origin is subject to change.