10 Best 20 Door Sensor Wired Window In The Us - Black Friday 2024
Editor's Choice1
SadoTechHands-Free Door Chime or Window Alert with Magnetic Sensors, Activates When Door or Window is Opened, Door Open Chime or Window Alert, 1 Door Sensor + 1 Plug-in Receiver
Main highlights- [WHAT IS INCLUDED] Base starter kit includes 1 plugin receiver and 1 remote window/door sensors, double sided stickers, anchors, screws, batteries are included for door sensor. CE, FCC, RoHS certified.
- [LONG RANGE EXPANDABLE SYSTEM] This wireless open sensor alarm system for home has a long operating range of up to 1000 ft and ensures that you will never miss a visitor no matter where you are in the house. You can also EASILY ADD on 20+ more extra receivers, transmitter buttons, motion sensors and door sensors. Custom build your own door alarms for home to fit your needs. For homes, apartments, basements, warehouses, offices, garages, and more!
- [HANDS FREE ALERT ACTIVATION] Operates as a door or window sensor. Works using a reed switch and a magnet. The reed switch attaches to your window or door frame, and the magnet attaches to the window/door itself. When a window/door with an active sensor is opened, the magnet pulls away from the reed switch and the alert chime is triggered.
- [EASY INSTALLATION] Just plug the doorbell receiver into any electrical outlet and strip off the double-sided adhesive tape that is on the back of the door sensor and attach it to the door or window. All hardware is included and ready to use.
- [52 CHIMES with ADJUSTABLE VOLUMES] This series offers 52 variety of chimes with 4 adjustable volumes! It can be configured according to your taste. It is also best for users with babies and light sleepers. Want to listen to all the ring chimes?... Just SCROLL DOWN below to the Specification Guide link and click to DOWNLOAD the PDF file.
9.7Exceptional
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Value for Money2
TelleglowwTellegloww 20 Sets NC Wired Surface Mounted Alarm Magnetic Door Contact Sensor Window Sensors Door Window Reed Switch Sensor with Double Side Tape for Window Door Security
Main highlights- Operation Principle: NC means normally closed; If the magnet is closed to this switch, the signal is conductive, otherwise, if the magnet is far away from this switch, the signal is disconnected; This working principle is ideal for alarms, LED, door openers, and more
- Multipurpose Usage: these surface mounted magnet alarms are suitable for a diverse range of utilities, such as doors or windows made of various materials like wood, glass, or plastic in homes, offices, or shops
- Material Quality: crafted from plastic, the surface mounted magnetic door switch is a reliable asset choice for your home security, which ensures longer service life with its sturdiness and resistance
- Extensive Package Content: the package includes 20 sets of window door sensors along with 80 screws supporting the needs of homes, offices, dormitories and even larger establishments such as hotels
- Easy Installation: these surface mounted magnetic contacts come with adhesive tape (no electric wires provided), have no complicated instructions or professional assistance required and can be installed conveniently ( Working current under 12V. )
9.6Exceptional
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3
GAGALOR10 Sets Pack of Wired Surface Mounted Alarm Magnetic Contacts Door Window Reed Switch Sensor with Double Side Tape
9.9 worth the money8.0 Easy installation8.0 Tech SupportWhy we love it
Easy to install
Fits many materials
Secure connection
9.5Excellent
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4
GebildetGebildet 5pcs Recessed Wired Security Window Gate Contact Sensor Alarm Magnetic Reed Switch Black, Magnetic Door Sensor, Normally Closed Magnetic Switch
Main highlights- Working current: 0.5A/Working voltage: 100V (1-100V)/Maximum power: 10W
- Sensing distance: 10mm-15mm Service life: 1000000 times
- Sensing distance: 10mm-15mm
- Product size: 29*15.5*9mm Wire length: 33cm
- Product Name: Door Magnetic Sensor Switch
9.2Excellent
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5
2gig45% Off2gig DW10 Thin Door Window Contact ETL Listed
Main highlights- Has an external input that accepts N/C dry contact devices
- For use with the 2GIG Alarm System
- For Narrow Application Sensor on .75" Wide Fully Supervised Rare Earth MagnetSupports Internal and External 345 MHz ETL Listed
- Equipped with cover tamper for additional security
- Can be installed on doors windows and many other objects that open and close
9.1Excellent
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6
QLXHBOTMagnetic Reed Switch MC-32 NC Surface Mount Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White - (6 Sets)
Main highlights- Switch Type: NO means normally open: when the magnet separate, the circuit is conductive( light on ); when the magnet together, the circuit is not conductive ( light off ), 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 ).
- Reed Switch：Important : When the magnet is near it makes connectivity, when the magnet is removed connectivity is broken. Wired magnetic door/windows contact can be added to wireless/wired Alarm Systems. (some wireless system has wired zones)
- Product Name:Magnetic Reed Switch;MC-32 (Mounting screws are includes)
- Install Distance ：Gap between 2 pieces more than 15mm, less than 25mm. White color make home great and beautiful. Anti-fire ABS material.
- Function : The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for use in family and factory window, door. etc.
9.0Excellent
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7
SonewSonew 10pcs NC Recessed Wired Door Window Sensor Magnetic Reed Switch for Home Security Alarm System, Magneti Door Switch, Sensor
Main highlights- WIDELY USED: This Recessed Door Sensor works with any access control or burglar alarm system available. Not suitable for iron doors, it will reduce the magnetism of the sensor
- NOTE:The Magnetic Door Switch No external power supply is needed, and the GND and N.C ports of wired or alarm control panel are directly connected
- NORMALLY OPEN(NO): When sensor is separated from the magnet, the circuit is conductive(light on); When the switch is close to the magnet, the circuit is not conductive(light off)
- MATERIAL: The switch housing is made of ABS flame retardant material and reed switch, magnetic reed switch is resistant to high temperature and deformation
- ACTUATION DISTANCE: Door Alarm Sensor with 5-15mm transmitting distance. The has fast reflection and accurate detection
8.9Very Good
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8
UHPPOTEUHPPOTE Normal Closed Wired Screw-Terminal Surface-Mount Magnetic Contact for Window Door Security (Pack of 5)
Main highlights- This contact can't connect directly to power, it works with your alarm system provide a switch signal. Working current under 12V
- This Contact Works with Any Access Control or Burglar Alarm System Available
- Switch Type: NC (Normal closed type)
- 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).
- Great for use in family and factory window, door. etc.
8.7Very Good
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9
2gig45% Off2gig DW10 Thin Door Window Contact ETL Listed
Main highlights- Has an external input that accepts N/C dry contact devices
- For use with the 2GIG Alarm System
- For Narrow Application Sensor on .75" Wide Fully Supervised Rare Earth MagnetSupports Internal and External 345 MHz ETL Listed
- Equipped with cover tamper for additional security
- Can be installed on doors windows and many other objects that open and close
8.6Very Good
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10
PENMC-32 NC Surface Mount Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White - (6 Sets)
9.3 worth the money8.2 Security8.0 Easy installationWhy we love it
Affordable price for a complete set of switches.
Includes mounting screws for easy installation.
Durable, anti-fire ABS material for safety.
8.3Good
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