4pcs Recessed NO Magnetic Window/Door Contacts Security Alarm Switch Reed

Description

Note:
please read the following carefully to ensure that the product is what you are looking for. Thank you
How to distinguish between Recessed
NO
Magnetic Window and Recessed N
C
Magnetic Window
？
The
Recessed Magnetic Window
is composed of a reed switch and a magnet.
1.
The reed switch is normally open
（
NO
）
.
When there is no magnet approaching, two small pieces of
magnetic reed
are disconnecte
d
; when
the magnet is close, two small pieces of
magnetic reed
are connected. This is a normally
open
Recessed Magnetic Window
（
NO
）
.
Switch Pattern:normally open (NO), when the door(magnet) closed, the switch keeps connecting
2.
The reed switch is normally closed
（
NC
）
.
T
wo small pieces of
magnetic reed
are connected when there is no magnet approaching.
Two magnets are separated when a magnet approaches. This is a normally closed
Recessed Magnetic Window
(NC)
Switch Pattern:normally
closed
(N
C
), when the door closed, the switch
are
separated
.
Description
Note：
The item is located at Pico Rivera, California, 90660, United States and can  be handled in 1 business day.
The reed switch is operated by an applied magnetic field. It is in Small size.
Features:
Switch Pattern:
normally open (NO), when the door closed, the switch keeps connecting
Mounting Nethod: SMD (by screws or double-sided tapes)
Product Parameters:
Voltage: 100 V DC
Rated Power: 10W
Type: Normal open (NO)
Contact Capacity: Maximum switch current: 0.5Amp
Actuation distance:20-25mm
Material: Nd magnetic
Housing Material: ABS
Wire lead: 22 Awg, 300mm long
Color: white
Net Weight:200g （20pcs
/lot）
Dimensions: 27(mm)X14(mm)X8(mm)
Package Includes:
4
PC OR
10
PCS
OR 20PCS
Recessed Reed switch
Recommendations in application:  window, wooden door
More pictures