The EF830 Series of Hold Open Magnets can work as standalone or with an integrated fire system. These failsafe devices will automatically release if connected to a fire detection system.
Some models include integrated “interrupter buttons” giving the ability to open or close the door manually at any time. Other models have an integrated soft close shock absorbers for silent operation i.e. in Hospitals.
Fail Safe Operation – Unlocks when power is removed
Shock absorber for soft close (model dependent)
Integrated Interrupter push button (model dependent)
Silent Operation (no humming)
Space bracket for wall mount option standard
Fire Doors that need to close upon fire signal
Doors that restrict the passage of fire
Non Fire Doors that need to be held open
Hold open devices are primarily used for fire doors, but not only limited to this application. Other known applications are doors that require to be hel