Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch

• Package Content: 2Sets x RC-31 Magnetic Door Switch, a package of screws for mounting on wood only.
• Switch Size(Approx): 55*12.5*11.5mm / 2.17" x 0.49" x 0.45"(L*W*H), Mounting Hole Size: 7 x 2.5mm/ 0.28" x 0.1"(L*W), Contact Type: NC/NO/COM
• Transmitting Distance: 15-25mm, Rated Power: 10W, Max Voltage: 100V, Max Current:0.5A.
• This switch contains normally closed and normally open contacts, great for alarm,LED,Relay,GPS low voltage devices...etc, ideal wooden door or window use.
• Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window.

Magnetic Reed Switch Alarm Surface Mount Wired Contact Sensor Connect to the alarm. 1.Screw Mounted for easily install, Anti-fire ABS. 2.The reed switch is an electrical switch operated by an applied magnetic field. 3.Switch Type: NC/NO, 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 ). NO means Normally Open:when the magnet separate, the circuit is not conductive( light on );When the magnet together, the circuit is conductive ( light off ). 4.Work as an anti-theft alarm, ideal for wood door and window. Specification: Model: RC-31 Color: White Material: ABS Max Power: 10W Max Voltage: 100V Max Current: 0.5A Min Temperature: -22℉ Max Temperature: 140℉ Actuation Distance: 15-25mm Contact Type: NC/NO Size(Approx): 55*12.5*11.5mm(L*W*H) Package Content: 2Sets x Magnetic Door Switch, Some Install Parts. 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. 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.