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uxcell N.C. Recessed Wired Window Garage Contact Sensor Alarm Magnetic Reed Switch White HC-34A 10pcs
Specification - Current 0.3A ; Voltage 28V ; Power Rating 3W; Action Distance Dimension - Cable Length ; Total Size 14mm x 6.5mm, 12 x 6mm (L*D) Widely Usedl - This Recessed Door Contact Sensor works with any access control or burglar alarm system available Normally Closed - N.C. means Normally Closed When the magnet together, the circuit is conductive( light on ); when the magnet separates, the circuit is not conductive ( light off ). Note - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the

Price is $21.00

Price: $21.49