Can be used with mechanical door closers to provide electromagnetic hold open facility
Electromagnetic door holders are controlled by the fire/smoke alarm system and hold the door open until either:
The alarm is activated manually, by a heat/smoke sensor or if there is a power failure
The door can be closed manually by pulling the door edge
Casing: Metal (Painted White)
Voltage: 24VDC / Current: 50mA
Ideal for helping to meet the requirements of the Equality Act 2010 by allowing a fire door to be held open until a fire alarm is activated