Off Luthuli Avenue, Along Kamae Rd, Nyandarua Hse, 2nd Flr, Suite 213.
08:00-18:00
A door contact sensor works using a sensor and a magnet. The sensor has an internal reed switch that is closed when it is in direct proximity with a magnet. When the door is opened, the magnet is separated from the sensor. This releases the reed switch, and the sensor alerts the panel