The Locknetics by Schlage 7764 Concealed/Flush Mount – UL Listed Door Position Switch is used to detect the open or closed status of an opening and then send this status to a control panel. 

They come in a variety of shapes and sizes and are designed for monitoring door positions, roof hatches, gates etc.

For aluminum, wood and hollow metal doors 0.25 Amps @ 30 VDC UL Listed.

.5Amp @ 28VDC

Locknetics Door Position Switch catalog

Model

674-OH Overhead Door Floor Mount

679-05 Wood Door and Frame

679-05HM Hollow Metal Door and Frame

679-05WD Wood Door and Metal Frame

7764 Concealed/Flush Mount

7766 Surface Mount