We’ve spent hundreds of hours researching and comparing Window Magnetic Sensor of all specifications to find the best one for any need (or budget). Here are the results.

The Best Window Magnetic Sensor of 2020 – Top Rated & Reviewed

2,007 Reviews Scanned

Rank No. #1
UHPPOTE Normal Closed Wired Screw-Terminal Surface-Mount Magnetic Contact for Window Door Security (Pack of 5)
  • Switch Type: NC (Normal closed type)
  • This Contact Works with Any Access Control or Burglar Alarm System Available
  • This contact can't connect directly to power, it works with your alarm system provide a switch signal. Working current under 12V
  • Great for use in family and factory window, door. etc.
  • 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).
Rank No. #2
Window and Door Alarms for Home Sanjie Wireless 120 Loud DB Alarm with Batteries for Dementia Patients Pool Kids Safety -Silver,8 Pack Magnetic Sensor …
  • [DOOR AND WINDOW ALARMS FOR HOME ]:This door window alarm is 120 DB loud enough to detects entry, prevent your kids ,toddler, alzheimers elderly going out the house without any notice, protecting your home or garage whether you are in or out.
  • [EASY TO INSTALL]: Magnetic sensor for alarm is easily mounted by adhesive, tape it on the windows or doors then all is done! No wiring needed! No screws needed! Completely DIY! (NOTICE: MAKE SURE THE GAP BETWEEN THE ALARM AND MAGNET WITHIN 0.6IN.)
  • [ULTRA-SLIM DESIGN]: Portable Size window/door alarm sensors : 3" x 1.5" x 0.8, ultra-slim open door alarm with 2 adjustable settings (on/off). Also perfect for refrigerator,freezer even RV.
  • [LOW BATTERY INDICATOR]: for this pool alarms for doors, you will easily know when to replace the battery with its low battery indicator, no worry about failing to work. ( 3xLR44 batteries included )
  • [PACKAGE & WARRANTY]: Sanjie door and window alarms 100% customer satisfaction service, any questions Please contact us for help in any time!
Rank No. #3
QWORK MC-31 Wired Surface-Mounted NC Magnetic Door Window Contact Sensor Alarm Reed Switch, White, Pack of 5 with 20 Screws
  • Product Information: Product name: Surface-mounted Magnetic Door Switch, Type: MC-31, Color: White, Material: Plastic
  • Specification: Contact Type: NC, Hole Dia.: 5.8mm, Actuation Distance: 8mm±18mm
  • Sizes: 64*12.*12mm and 64*20*12mm(L * W * H)
  • NC Type: 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.
  • Applications: It is suitable for magnetic windows, doors, cabinets etc. Ideal for door, window security.
Rank No. #4
Xiaoyztan 5 Sets Recessed Wired Magnet Reed Switch Window Door Magnetic Contact Sensor Alarm for Office Home Security System
  • ❶PACKAGE - 5 Sets x N.C. Recessed Wired Magnet Door Contact Sensor.
  • ❷DESIGN - The compact size of the sensor makes it ideal for thin-framed windows and doors where longer units cannot be used.
  • ❸APPLICATION - Door Contact is mainly used with commercial or residential card access systems and security burglar alarm system.
  • ❹MATERIAL - The switch housing is made of ABS flame retardant material and reed switch, high temperature and deformation resistant.
  • ❺NOTICE - We are gradually changing the product brand name to "Xiaoyztan", due to different shipment batches, you may receive our old brand labels. Please don't worry and just identify the seller "Brisky Top".
Rank No. #5
Dahszhi Surface Mount Alarm Magnetic Contact 10W 100V 0.5A for Door Window Security - 3pcs
  • Contact Type: NC; Transmitting Distance: 15-25mm
  • Rated Power: 10W; Working Voltage: 100V; Contact Capacity: 0.5A(Max Switch Current)
  • Package Content - 3pcs x Alarm Magnet Magnetic Door Switch + Screws
  • The entry alarm adopts magnetic sensor design to detect any entry from door or window; once the two part of this alarm set is separated, it will warning you somebody is coming in with loudly and harsh sound.
  • Risk-Free 100% Money Back Guarantee: We believe that you will love this product as much as we do. But if not, we will provide you with a 100% refund, because we hope to provide you with the most satisfactory service.
Rank No. #6
10Pcs RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White
  • 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 ). When make order,pls check carefully!
  • Actuation Distance: 15-25mm ; Max. Current: 0.5A; Max. Contact Power: 10W ; Max.Working Voltage: 100V;
  • Contact Type: NC (Normally Closed) ;Material: ABS
  • Package Content: 10pcs x Magnetic Door Switch
  • These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
Rank No. #7
Gufastore 10pcs Surface Mount Alarm 10W 100V 0.5A in Max Magnetic Contact Ideal for Door Window Security with Lead Wire and 3M Adhesive Paper
  • Gufastore 10pcs Surface Mount Alarm 10W 100V 0.5A in Max Magnetic Contact Ideal for Door Window Security with Lead Wire and 3M Adhesive Paper
  • 【Reed Switch】When the contact magnetic is near, the switch is close , current will run through it ; When the contact magnet is away , the switch is open ,no current could run through .
  • 【No External Power Needed】 Connect to wired alarm control panel, GND (Positive) Connect with NC(Negative) ports directly which make signal stability and no trouble for the battery.
  • 【Install Distance】 :Gap between 2 pieces more than 15mm, less than 25mm.White color make home great and beautiful. Anti-fire ABS material.
  • 【Install Attention】The Magnetic contact CAN NOT connect directly to power, it works with your alarm system,Working current under 12V.
Rank No. #8
Door Window Alarm, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm ((13 pcs) Home Alarm)
  • Super environmental suitability and stability.
  • The alarm gives out clear and loud sound when an intruder breaks in. Wireless magnetic sensor switch. Freely switch control. Emit super loud sound once burglar gets in. Suitable for window or door warning.
  • Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more.
  • Super loud 95 dB alarm. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner
  • Magnetic sensor switch detects your door or window.
Rank No. #9
QMseller MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch 2 Sets
  • Product Name: Magnetic Door Switch; Model: MC-33C
  • Contact Type: NC (Normally Closed)
  • Work as an anti-theft alarm, ideal for metal door and window
  • 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 )
  • These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system
Rank No. #10
TOWODE Lot of 6 Wired Magnetic Door Window Contact Reed Switch Personal Gap Alarm - Cabinet Strip Light Switch NC DIY Kit
  • 【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)
  • 【No External Power Needed】 :Connect to wired alarm control panel, GND (Positive) Connect with NC(Negative) ports directly which make signal stability and no trouble for the battery. These Wired Reed Switches means it needs wire to connect with the alarm control panel, but wire is not including in the package.
  • 【Install Distance】 :Gap between 2 pieces more than 15mm, less than 25mm.White color make home great and beautiful. Anti-fire ABS material.
  • 【Install Attention】:Item CAN NOT connect directly to power, it works with your alarm system provide a switch signal.Working current under 12V.
  • 【What NO NC Means】:NO means Normally Open: when the magnet separate, the circuit is conductive;When the magnet together, the circuit is not conductive. NC means Normally Closed:When the magnet together, the circuit is conductive; when the magnet separate, the circuit is not conductive.

Last update on 2022-01-15 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated Window Magnetic Sensor to Buy Now

 

Why You Should Buy Best Window Magnetic Sensor from Amazon

Amazon is not the only store that sell Window Magnetic Sensor. However, there are several compelling reasons why you should buy Window Magnetic Sensor from them, with the suitable Price and Reviews. Here are five:

(1) Amazon Makes Shopping Window Magnetic Sensor Personal

Amazon is very good at making recommendations of Window Magnetic Sensor based on your search history. From time to time, they will even show you discounted prices on Window Magnetic Sensor that you previously expressed an interest in. They also make your shopping experience a little easier by showing you items that you recently viewed.

(2) Amazon Checkout is Easy

Amazon checkout is easy, especially if you already have an account. You can add Window Magnetic Sensor to your cart and go through a multi-step checkout process, or you can buy Window Magnetic Sensor with only one click by using your stored credit card information.

(3) Amazon Has Lots of Social Proof

Before you make a purchase for Window Magnetic Sensor, you want to know that the company you are dealing with is legitimate and that others trust the company enough to make a purchase. You may also like to read what others are saying about the product in the review section. Amazon does all of this quite well.

(4) Amazon Has Great Window Magnetic Sensor Images and Descriptions

In addition to still images, many of Amazon’s Window Magnetic Sensor have videos. This makes it easier for you to see exactly what you are purchasing. Amazon’s Window Magnetic Sensor descriptions are also quite good. In many cases, Amazon repeats the descriptions furnished by the manufacturer. In other cases, they write their own.

(5) The Amazon Site is Easy to Navigate

Navigating the Amazon site is easy. Even though the site is huge, you will not feel overwhelmed when searching for Window Magnetic Sensor. This is partly due to Amazon’s filtering process. You can search for items by brand, price or user rating. You can also search for specific features.

How to Choose the Best Window Magnetic Sensor (with Price and Reviews)

Although most Window Magnetic Sensor are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an Window Magnetic Sensor:

(1) Window Magnetic Sensor Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an Window Magnetic Sensor should be in line with its value. You can compare Window Magnetic Sensor reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular Window Magnetic Sensor is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

Window Magnetic Sensor materials differ from manufacturer to manufacturer. Consider where and how you will be using your Window Magnetic Sensor to determine if one material would be better than another.

(4) Size

Like most products, Window Magnetic Sensors come in various sizes. Do you need a large Window Magnetic Sensoror a small one? Think about where you will use your Window Magnetic Sensor in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

Window Magnetic Sensors also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Window Magnetic Sensor would have any effect on the efficiency of its operation.

(6) Durability

The durability of an Window Magnetic Sensor will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of Window Magnetic Sensor you purchase may affect its durability.

(7) Storage

Will you need to store your Window Magnetic Sensor? If so, you should consider the size and weight of the Window Magnetic Sensorto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your Window Magnetic Sensor will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an Window Magnetic Sensor. It is hard to know exactly how an Window Magnetic Sensor will perform until you get it home and try it out.

(9) Warranty

Make sure the Window Magnetic Sensor you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.