Bộ 5 cặp công tắc cảm biến cửa cho hệ thống báo động

Giới thiệu Bộ 5 cặp công tắc cảm biến cửa cho hệ thống báo động

Description:

Features:
100% brand new and high quality.
Switch Type: NC(normal close type), circuit is connected when magnet is near the switch.
Normally closed: When the solenoid is closed in the vicinity of the switch in the normal position, opens the loop, and if the magnet is removed, the loop is pulled closed.
The reed switch is an electrical switch operated by an applied magnetic field.
Designed for use with alarm systems.
Embedded in door or window frame, ideal for residential or commercial use.
Great for use in family and factory window, door. etc.
With double-sides tape design that for easily install.

Note:
No external power supply, connect to wired or wireless alarm control panel GND and N.C ports directly!
Please note that this item not fit to iron door, It will decline magnetic of the sensor.

Specifications:
Item Type: Door Sensor Magnetic Switch
Model: MC-38
Material: ABS
Color: White
Cable Length: 26cm/10.24in (Approx.)
Rated current: 100mA
Rated voltage: 200V DC
Operating distance: more than 15mm, less than 25mm
Rated power: 3W
Connecting mode: NC. (normally closed)
Quantity: 1 Set (other accessories demo in the picture is not included)

Note:
1.Transition: 1cm=10mm=0.39inch
2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:
5 Pairs X MC-38 Wired Door Window Sensor (No retail package)
20 X Screw

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