Xiaoyztan 1 Set Wired Magnet Reed Switch Normally Closed Door Contact Sensor Magnetic Reminding Alarm (20-30mm Sensing Distance, 22mm Hole Centers)

Price: $7.99
(as of May 10, 2023 23:42:13 UTC – Details)

Specifications:
Material: Zinc Alloy (Housing)
Sensing Distance: 20-30mm
Wire Gauge: 22AWG
Max. Current: 0.5A
Max. Voltage: 100V
Max. Power Rating: 10W
Wire Length: 300mm/1Ft
Hole Centers: 22mm/0.9in
Overall Size for Each Piece: 30x13x7mm/1.2×0.5×0.3in(L*W*H)

Installation:
①N.C Type Door Contact should be installed at the closed position of the door/window.
②The magnet part (without wire) is installed on the movable door and window.
③The switch part (with wire) is installed on the fixed door and window frame.
④The switch part and the magnet part should be aligned as much as possible during installation.
⑤Notice: The door magnet should be away from the strong magnetic field interference source such as a transformer. Otherwise, the working characteristics of the door magnet will be changed and possible wrong actions.
MATERIAL – Made from zinc alloy with silver gray matte surface treatment for better rust resistance.
DIMENSIONS – Size of each piece: 30x13x7mm / 1.2×0.5×0.3in (L*W*H); Wire Length: 300mm / 1Ft; Hole Centers: 22mm / 0.9in.
APPLICATION – The Door Contact Sensor is suitable for use with window and door alarm systems, such as garage, industrial warehouse and shops, etc.
DESIGN – The door sensor is normally closed, when the sensor contacts, the circuit is conductive (light on); when the sensor separates, the circuit is not conductive (light off).