Aoje-Link OC-55 NC Rolling Door Contact Magnetic Reed Switch Alarm Sensor with 2 Wires, Zinc Alloy, 4pcs

Magnetic Reed Switch Alarm Surface Mount Wired Contact Sensor Connect to the alarm. 1.By screws to install, High-Quality Zinc Alloy.2.The reed switch is an electrical switch operated by an applied magnetic field.3.The magnetic switch alarm is with durable zinc alloy housing for better rust resistance4.Switch Type: NC, NC means Normally Closed:When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off ). 5.Work as an anti-theft alarm, Rolling Door Contact design, For garage, industrial warehouse, shop and other wood or metal door and Window.Specification:Model: OC-55Material: Zinc AlloyColor: Silver GrayMax Power: 10WMax Voltage: 100VMax Current: 0.5AMin Temperature: -22℉Max Temperature: 140℉Actuation Distance: 30mmContact Type: NC Size(Approx): 106 x 38 x 10mm, 105 x 16 x 15mm(L*W*H) .Package Content:4pair x Magnetic Door Switch.Note: 1: Please install on the back of the door, The door and window magnet should be installed at the closed position of the door/window/drawer.2: The magnet part is installed on the movable door and window. The switch part is installed on the fixed door and window frame. The switch part and the magnet part should be aligned as much as possible.3: 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.4: Door magnetic can only provide switching signal, can not be directly loaded, need to be connected with the power supply or lamps and lanterns into a set of system.

• Product Content: 4 x OC-55 Magnetic Door Switch; Color: Silver Gray, Material: Zinc Alloy.
• Each Size(Approx): 106 x 38 x 10mm, 105 x 16 x 15mm(L*W*H) .
• Contact Type: NC (Normally Closed), Actuation Distance: 30mm, Max Voltage: 100V, Max Current: 0.5A.
• Integrated zinc alloy manufacturing, durable and high strength.
• Work as an anti-theft alarm, Rolling Door Contact design, For garage, industrial warehouse, shop and other wood or metal door and Window.