Power transfer devices ptds provide an enclosed carrier to transfer low voltage wiring from the jamb into a swinging door in order to power a locking mechanism control or switch mounted on the swinging door.
Electric door contacts.
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Simply place your contact sensor on any door or window frame connect it to your ring alarm base station and you re all setup.
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Mount the magnet to the door or window and mount the switch to the frame.
Dakota digital door contacts.
The alarm will activate when the magnet is pulled away by the opening door or window.
Choices include electric butt hinges electric continuous hinges electric pivots door loops armored door cords and inductive coupling power transfer devices.
Magnetic door contacts and electromechanical ball switch assemblies provide a means of monitoring door status.
Spring loaded brass adjustable door contacts to eliminate wires in the door jamb.
Includes 2 alarm door window contact sensors.
Sold in pairs for one door.
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Spdt switches connect to an alarm system and to another device such as a motion detector.
Electrifying door mounted locks contacts and switches with power transfer devices.
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Home electrical door contacts.