1. Automatic Closing : The fire fighting electromagnetic door holder is designed for emergency escape, automatically closing the door in Box/Cover of fire, special electrician magnet, no magnetism in Box/Cover of power failure.
2. Manual Release: The fire electromagnetic door holder is equipped with a manual closing release button, automatic closing of the door in Box/Cover of fire smoke can be cut off, the power supply to make the fire door closed again.
3. Aluminum Alloy: The fire fighting electromagnetic door holder is made of aluminum alloy, sturdy and , with layered inner cavity structure, the maximum suction force can be up to 80Kg.
4. Pure Copper Enameled Wires: The interior of the electromagnetic door holder uses pure copper enameled wire winding, which is to high voltage and improves working efficiency.
5. Scientific Design: The fire solenoid door holder adopts excellent components, scientific design, simple wiring, only need to access the positive and negative electrodes to energize.

Specification:
Item Type: Fire Electromagnetic Door Holder
Material: Aluminum Alloy
Rated Working Voltage: DC24V
Current: 80mA
Power Consumption: ≤ 2W
Suction Force: ≥500N
Remaining Magnetism: ≤3N

Package List:
1 x Fire Electromagnetic Door Holder

1 x Suction Plate
8 x Screw
8 x Expansion Screw