Exit buttons Codelocks and access controllers have an input for an exit button. A single press will trigger the output relay for the set time.
Door loops Electric devices on a door may need an armoured door loop, a length of flexible cable protection.
Break glass switches A spring loaded switch behind a glass slip that unlocks a door when the glass is broken.
Door closer Spring loaded door closer
Exit timer relays Maglocks need a minimum release time to allow the user to push open the door before it re-locks. Some buttons include a timer.
Power supplies Various additional power supplies to suite electric locking.
Bar realease A spring loaded bar on fire doors that directly releases from the frame face plate or strike.
Door holding magnet A floor mounted electro magnet that hold a fire door open, until the alarm goes off.