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Surveillance EquipmentPortable Tech5G WirelessAll CamcordersAll CamerasAll CanonAll DellAll Electronics Cleaning KitsAll GPS DevicesAll Home AssistantsAll Laptop ComputersAll PhonesAll Resold at WalmartAll Resold ElectronicsAll Security CamerasAll TabletsAndroid Smart WatchesAndroid TabletsAppleApple AccessoriesApple HomeKit Compatible DevicesApple iPadApple WatchArloAT&T WirelessAudio Visual AccessoriesCamcorder AccessoriesCamera AccessoriesCamera Bundles and KitsCar GPSCell Phone AccessoriesComputer AccessoriesComputer ComponentsComputer MonitorsComputer ScannersCreator & Media LaptopsDellDesktop ComputersDrone AccessoriesDrones by PriceDrones by Skill LevelDrones with CamerasEssential LaptopsFitbitFitness TrackersFujifilmGarminGarmin GPSGeneral Electronic AccessoriesGoogleGoogle Pixel WatchesGPS AccessoriesGPS TrackersGrades 6-12 ElectronicsGrades K-5 ElectronicsHeadphonesHeadsets & AccessoriesHome Audio, Speakers & SoundbarsHome TheaterHPiPad & TabletsiPad AccessoriesKids Smartwatches & Fitness TrackersLaptop AccessoriesLaptopsLaptops by Operating SystemMotorolaNetworkingPC GamingPortable AudioPre-K ElectronicsPrepaid PhonesPrinters & SuppliesRC DronesRed Light TherapyRed Light Therapy DevicesRefurbished AppleRefurbished TabletsResold AutomotiveResold Baby GearResold CollectiblesResold ElectronicsResold Health & WellnessResold HomeResold Open boxResold Sports & OutdoorsRestored AutomotiveRestored HomeRestored PremiumRestored TechRestored ToolsRokuSamsungSamsung Galaxy WatchesSecurity CamerasSecurity Cameras and Security Camera SystemsShop All DronesShop all Headphones & SpeakersShop by BenefitShop by BrandShop by CompatibilityShop by RoomShop Camcorders by TypeShop Cameras by BrandShop Cameras by TypeShop Drones by TypeShop Laptops by TypeShop Tablets by Operating SystemShop Tablets by Screen SizeSmart Energy and LightingSmart GlassesSmart Health and FitnessSmart Home Assistants, Controllers & HubsSmart RingsSmart Rings for WomenSmart SpeakersSmart Watch AccessoriesSmart Watch CategoriesSmart WatchesStraight Talk WirelessSurveillance CamerasTablet AccessoriesTablets for KidsTop Rated CamerasTruck GPSTV AccessoriesUnlocked PhonesWalkie Talkies & 2-Way RadiosWearable Tech for KidsWearable Tech for SeniorsWearable Technology by BrandWeb CamerasWork & Business LaptopsWorks with AlexaWorks with Google Assistant

Contact Sensor

Uses item details. Price when purchased online

Vivnt Recessed Door Contact Sensor VS-DW2100-345 $17.95

Vivnt Recessed Door Contact Sensor VS-DW2100-345
Sponsored
current price $17.95

Vivnt Recessed Door Contact Sensor VS-DW2100-345

KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver) $46.99 $46.99/ca

KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver)
Sponsored
current price $46.99
$46.99/ca

KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver)

2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation $14.60

2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation
current price $14.60

2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation

5 out of 5 stars
5 out of 5 Stars. 2 reviews

Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread $38.00

Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread
current price $38.00

Eve Door & Window (Matter) Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread

2 out of 5 stars
2 out of 5 Stars. 1 reviews

Greengate Cooper PPS-4 Indoor Contact Input Photosensor Motion Sensor Occupancy Detector, White $169.99

Greengate Cooper PPS-4 Indoor Contact Input Photosensor Motion Sensor Occupancy Detector, White
current price $169.99

Greengate Cooper PPS-4 Indoor Contact Input Photosensor Motion Sensor Occupancy Detector, White

Aqara Zigbee Smart Door Window Sensor - Wireless Mini Contact Detector for Home Security, Compatible with Mijia Gateway, HomeKit & Mijia App From $22.99

Aqara Zigbee Smart Door Window Sensor - Wireless Mini Contact Detector for Home Security, Compatible with Mijia Gateway, HomeKit & Mijia App
Available in additional 4 options
Options
From$2299

Aqara Zigbee Smart Door Window Sensor - Wireless Mini Contact Detector for Home Security, Compatible with Mijia Gateway, HomeKit & Mijia App

1 out of 5 stars
1 out of 5 Stars. 1 reviews

TRIES WiFi Door Window Contact Sensor, BluetoothWiFi DualMode Smart Detector, Works With Alexa & Google Assistant, No Hub Required For Home Automation $19.99

TRIES WiFi Door Window Contact Sensor, BluetoothWiFi DualMode Smart Detector, Works With Alexa & Google Assistant, No Hub Required For Home Automation
current price $19.99

TRIES WiFi Door Window Contact Sensor, BluetoothWiFi DualMode Smart Detector, Works With Alexa & Google Assistant, No Hub Required For Home Automation

5X White Door Window Contacts Magnetic Switch Sensor $10.34

5X White Door Window Contacts Magnetic Switch Sensor
current price $10.34

5X White Door Window Contacts Magnetic Switch Sensor

Honeywell Home 5800Mini Wireless Door/ Window Contact $37.99

Honeywell Home 5800Mini Wireless Door/ Window Contact
current price $37.99

Honeywell Home 5800Mini Wireless Door/ Window Contact

5 out of 5 stars
5 out of 5 Stars. 8 reviews

Aqara Door and Window Sensor E1, ZigBee Wireless Contact Sensor for Smart Home Security, Real-Time Mobile Alerts, Compatible with HomeKit and Mijia APP $23.89

Aqara Door and Window Sensor E1, ZigBee Wireless Contact Sensor for Smart Home Security, Real-Time Mobile Alerts, Compatible with HomeKit and Mijia APP
current price $23.89

Aqara Door and Window Sensor E1, ZigBee Wireless Contact Sensor for Smart Home Security, Real-Time Mobile Alerts, Compatible with HomeKit and Mijia APP

Recessed Door Contact Sensor - Vivint VS-DW2100-345 $26.94

Recessed Door Contact Sensor - Vivint VS-DW2100-345
current price $26.94

Recessed Door Contact Sensor - Vivint VS-DW2100-345

KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver) $46.99 $46.99/ca

KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver)
current price $46.99
$46.99/ca

KFFKFF Wireless Door Chime, DC 12V, Contact Sensor Alarm with 656 ft Range, App-Controlled Remote, Door Alert System for Business, Store, Home, Office (6 Sensors + 1 Receiver)

Eve Door & Window Wireless Contact Sensor (Matter, 3-Pack) - White $80.99

Eve Door & Window Wireless Contact Sensor (Matter, 3-Pack) - White
current price $80.99

Eve Door & Window Wireless Contact Sensor (Matter, 3-Pack) - White

2 out of 5 stars
2 out of 5 Stars. 1 reviews

Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security $13.12

Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security
current price $13.12

Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security

2 Pack WiFi Door Window Contact Sensor, APP Remote Control Open Closed Status Monitor, Instant Push Notification, Adjustable Alert Volume, Delay Alert Setting $20.99

2 Pack WiFi Door Window Contact Sensor, APP Remote Control Open Closed Status Monitor, Instant Push Notification, Adjustable Alert Volume, Delay Alert Setting
current price $20.99

2 Pack WiFi Door Window Contact Sensor, APP Remote Control Open Closed Status Monitor, Instant Push Notification, Adjustable Alert Volume, Delay Alert Setting

GJX WiFi Door Sensor,Smart Window Door Sensor Alarm,Contact Sensor for Home Security,Wireless Magnetic Door Open Detector $14.67

GJX WiFi Door Sensor,Smart Window Door Sensor Alarm,Contact Sensor for Home Security,Wireless Magnetic Door Open Detector
current price $14.67

GJX WiFi Door Sensor,Smart Window Door Sensor Alarm,Contact Sensor for Home Security,Wireless Magnetic Door Open Detector

2GIG DW30 Outdoor Wireless Contact Sensor $93.38

2GIG DW30 Outdoor Wireless Contact Sensor
current price $93.38

2GIG DW30 Outdoor Wireless Contact Sensor

Vivnt Recessed Door Contact Sensor VS-DW2100-345 $17.95

Vivnt Recessed Door Contact Sensor VS-DW2100-345
current price $17.95

Vivnt Recessed Door Contact Sensor VS-DW2100-345

Xfinity XHD2-LD Door and Window Sensor for Home Security System, White $13.99

Xfinity XHD2-LD Door and Window Sensor for Home Security System, White
current price $13.99

Xfinity XHD2-LD Door and Window Sensor for Home Security System, White

axGear Smart WiFi Door Sensor Window Contacts Open and Close Detector $10.99

axGear Smart WiFi Door Sensor Window Contacts Open and Close Detector
current price $10.99

axGear Smart WiFi Door Sensor Window Contacts Open and Close Detector

3 out of 5 stars
3 out of 5 Stars. 2 reviews

Sorven Door Sensors Entry WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Home Security APP tuya4pcs $29.80

Sorven Door Sensors Entry WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Home Security APP tuya4pcs
current price $29.80

Sorven Door Sensors Entry WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Home Security APP tuya4pcs

YOLINK LoRa Smart Outdoor Contact Sensor, Gate & Shed Door Sensor, Universal Contact-Closure Sensor, Email/SMS/Push Alerts, 1/4 Mile Range, Alexa, IFTTT, Home Assistant (Hub Required) $24.99

YOLINK LoRa Smart Outdoor Contact Sensor, Gate & Shed Door Sensor, Universal Contact-Closure Sensor, Email/SMS/Push Alerts, 1/4 Mile Range, Alexa, IFTTT, Home Assistant (Hub Required)
current price $24.99

YOLINK LoRa Smart Outdoor Contact Sensor, Gate & Shed Door Sensor, Universal Contact-Closure Sensor, Email/SMS/Push Alerts, 1/4 Mile Range, Alexa, IFTTT, Home Assistant (Hub Required)

4.3 out of 5 stars
4.3 out of 5 Stars. 6 reviews

BRICKSWAN 10-Pack Wireless Entry Alarm with Magnetic Sensor and 90 dB Alert $17.05 Was $19.99

BRICKSWAN 10-Pack Wireless Entry Alarm with Magnetic Sensor and 90 dB Alert
current price Now $17.05, Was $19.99

BRICKSWAN 10-Pack Wireless Entry Alarm with Magnetic Sensor and 90 dB Alert

Heavy Duty Garage Door Security Alarm Switch Contact Sensor Industrial DSC Ademco $19.95

Heavy Duty Garage Door Security Alarm Switch Contact Sensor Industrial DSC Ademco
current price $19.95

Heavy Duty Garage Door Security Alarm Switch Contact Sensor Industrial DSC Ademco

Smart WiFi Door & Window Contact Sensor Real-Time Open/Close Alerts, Wireless Home Security Monitor, App & Voice Control, 24/7 Remote Status Check $9.69

Smart WiFi Door & Window Contact Sensor Real-Time Open/Close Alerts, Wireless Home Security Monitor, App & Voice Control, 24/7 Remote Status Check
current price $9.69

Smart WiFi Door & Window Contact Sensor Real-Time Open/Close Alerts, Wireless Home Security Monitor, App & Voice Control, 24/7 Remote Status Check

OOKWE Door Alarm Wireless Window Contact Sensor 90dB Alarm Sensor Chime Burglar $8.04

OOKWE Door Alarm Wireless Window Contact Sensor 90dB Alarm Sensor Chime Burglar
current price $8.04

OOKWE Door Alarm Wireless Window Contact Sensor 90dB Alarm Sensor Chime Burglar

Honeywell Outdoor Wireless Contact/Transmitter - Transmitter - wireless $106.00

Honeywell Outdoor Wireless Contact/Transmitter - Transmitter - wireless
current price $106.00

Honeywell Outdoor Wireless Contact/Transmitter - Transmitter - wireless

5 out of 5 stars
5 out of 5 Stars. 1 reviews

3 pcs Brown Door Contacts Surface Mount NC Security Alarm Window Sensors. These Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems $16.58

3 pcs Brown Door Contacts Surface Mount NC Security Alarm Window Sensors. These Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems
current price $16.58

3 pcs Brown Door Contacts Surface Mount NC Security Alarm Window Sensors. These Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

Plant Accessories Entry WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Home Security APP tuya4pcs $29.79

Plant Accessories Entry WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Home Security APP tuya4pcs
current price $29.79

Plant Accessories Entry WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Home Security APP tuya4pcs

Honeywell Home 950W-GY Surface Mount Wide Gap Magnetic Contact $33.99

Honeywell Home 950W-GY Surface Mount Wide Gap Magnetic Contact
current price $33.99

Honeywell Home 950W-GY Surface Mount Wide Gap Magnetic Contact

iON Digital Plunger Wireless Door Security Sensor, DSC (Plunger-D) $39.99

iON Digital Plunger Wireless Door Security Sensor, DSC (Plunger-D)
current price $39.99

iON Digital Plunger Wireless Door Security Sensor, DSC (Plunger-D)

SNNROO WiFi Door Sensor,Smart Window Contact Sensor Compatible with Alexa Google AssistantAPP Control and Message Alert Function, Wireless Security Alarm Door Open Chime Sensor for Home Bussiness $12.58

SNNROO WiFi Door Sensor,Smart Window Contact Sensor Compatible with Alexa Google AssistantAPP Control and Message Alert Function, Wireless Security Alarm Door Open Chime Sensor for Home Bussiness
current price $12.58

SNNROO WiFi Door Sensor,Smart Window Contact Sensor Compatible with Alexa Google AssistantAPP Control and Message Alert Function, Wireless Security Alarm Door Open Chime Sensor for Home Bussiness

Philips Hue Secure Contact Sensor - White $44.85

Philips Hue Secure Contact Sensor - White
current price $44.85

Philips Hue Secure Contact Sensor - White

3 pcs Brown Wired Door Contacts Surface Mount NC Security Alarm Door Window Sensors. These Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems $16.58

3 pcs Brown Wired Door Contacts Surface Mount NC Security Alarm Door Window Sensors. These Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems
current price $16.58

3 pcs Brown Wired Door Contacts Surface Mount NC Security Alarm Door Window Sensors. These Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets $11.49

Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets
current price $11.49

Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets

3 out of 5 stars
3 out of 5 Stars. 1 reviews

10pcs RC-36 NC Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch $24.02

10pcs RC-36 NC Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch
current price $24.02

10pcs RC-36 NC Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch

WiFi Door Window Alarm Sensor, Smart Wireless Magnetic Contact Sensor with Real-Time App Alerts, Compatible with Alexa & Google Assistant, 2.4G WiFi Home Security,Window Door Alarms When Opened $33.97

WiFi Door Window Alarm Sensor, Smart Wireless Magnetic Contact Sensor with Real-Time App Alerts, Compatible with Alexa & Google Assistant, 2.4G WiFi Home Security,Window Door Alarms When Opened
current price $33.97

WiFi Door Window Alarm Sensor, Smart Wireless Magnetic Contact Sensor with Real-Time App Alerts, Compatible with Alexa & Google Assistant, 2.4G WiFi Home Security,Window Door Alarms When Opened

2pcs RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown $9.49

2pcs RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown
current price $9.49

2pcs RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown

YoLink LoRa Smart Outdoor Contact Sensor & Hub Starter Kit, Gate & Shed Door Sensor, Universal Contact-Closure Sensor, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT, Home Assistant $45.99

YoLink LoRa Smart Outdoor Contact Sensor & Hub Starter Kit, Gate & Shed Door Sensor, Universal Contact-Closure Sensor, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT, Home Assistant
current price $45.99

YoLink LoRa Smart Outdoor Contact Sensor & Hub Starter Kit, Gate & Shed Door Sensor, Universal Contact-Closure Sensor, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT, Home Assistant

RC-33 NO Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch White $10.19

RC-33 NO Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch White
current price $10.19

RC-33 NO Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch White

Aeotec ZWA012 Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7 $47.99

Aeotec ZWA012 Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7
current price $47.99

Aeotec ZWA012 Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7

3.5 out of 5 stars
3.5 out of 5 Stars. 2 reviews

RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch 5pcs/set $15.95

RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch 5pcs/set
current price $15.95

RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch 5pcs/set

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