Magnetic Door Sensor 27mm
Want to sense is door is open or closed? This is the perfect low cost sensor for this applications. Can also be used for drawer or cupboard open/close sensing. The sensor consists of two parts one part is the magnet and other is a reed sensor encapsulated in plastic case.
3 mm screw holes have been provided to fix the sensor to the doors. Also double sided tape is provided on back side to stick it to the door. This is a Normally Open (NO) type of sensor and the dimension of the sensor unit is 27mm x 15mm.