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DeWalt DS220 Site Lock Door / Window Contact Sensor

DeWalt DS220 Site Lock Door / Window Contact Sensor

DeWalt DS220 Site Lock Door / Window Contact Sensor, DeWalt Site Lock/Mobile Lock, DeWalt Locks and Security, DeWalt, DS220 Site Lock Door /

at Amazon Marketplace

tattletale Security Sensors Wireless Door/Window Sensor. The door/window sensor requires a tattletale base unit to operate. CU D/W Contact

tattletale Security Sensors Wireless Door/Window Sensor. The door/window sensor requires a tattletale base unit to operate. CU D/W Contact

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The tattletale Door/Window transmitter is a supervised wireless contact that works with the tattletale Home Unit. With its chime feature you can be alerted whenever a door is opened. Its small and simple design... ... more

tattletale Security Sensors Wireless Door/Window Sensor. The door/window sensor requires a tattletale base unit to operate. CU D/W Contact

Shop for Electrical at The Home Depot. The tattletale Door/Window transmitter is a supervised wireless contact that works with the tattletale Home Unit. With its chime feature you can be alerted whenever a door is opened. Its small and simple design...

HomeDepot.com

(100,000+)

$29.95

go to store

HomeDepot.com

(100,000+)
iSmartAlarm Contact Sensor Door and window contact sensor

iSmartAlarm Contact Sensor Door and window contact sensor

Door and window contact sensor wirelessly monitors a doors or window,easily mounted using included two-sided adhesive tape,compatible with free iSmart mobile app that lets you control your iSmart system from anywhere ... more

iSmartAlarm Contact Sensor Door and window contact sensor

Door and window contact sensor wirelessly monitors a doors or window,easily mounted using included two-sided adhesive tape,compatible with free iSmart mobile app that lets you control your iSmart system from anywhere

Crutchfield

(275,000+)

$59.99

FREE shipping

go to store

Crutchfield

(275,000+)
iSmartAlarm Security Sensors Wireless Indoor/Outdoor Contact Sensor (2-Pack) DWS3

iSmartAlarm Security Sensors Wireless Indoor/Outdoor Contact Sensor (2-Pack) DWS3

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. With iSmartAlarm Contact Sensors, get instant notification of open doors, windows or cabinets. Once connected to your RF iSmartAlarm network this device can be used to detect open windows doors and cabinets. When... ... more

iSmartAlarm Security Sensors Wireless Indoor/Outdoor Contact Sensor (2-Pack) DWS3

Shop for Electrical at The Home Depot. With iSmartAlarm Contact Sensors, get instant notification of open doors, windows or cabinets. Once connected to your RF iSmartAlarm network this device can be used to detect open windows doors and cabinets. When...

HomeDepot.com

(100,000+)

$59.99

FREE shipping

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HomeDepot.com

(100,000+)
PEQ 3 Series Contact Sensor

PEQ 3 Series Contact Sensor

wirelessly monitors status of virtually any door, window, cabinet, drawer or cupboard,protected against tampering,powered by 3v lithium battery (included) ... more

PEQ 3 Series Contact Sensor

wirelessly monitors status of virtually any door, window, cabinet, drawer or cupboard,protected against tampering,powered by 3v lithium battery (included)

Crutchfield

(275,000+)

$34.99

go to store

Crutchfield

(275,000+)
Schlage RS100HC Wireless Door and Window Sensor with Z-Wave Compatibility White

Schlage RS100HC Wireless Door and Window Sensor with Z-Wave Compatibility White

In order to fully experience the remote access utility and control features that your Nexia Home Intelligence system provides, a monthly subscription of $9.99 is required (sold separately and obtained directly through the Nexia Home Intelligence App).... ... more

Schlage RS100HC Wireless Door and Window Sensor with Z-Wave Compatibility White

In order to fully experience the remote access utility and control features that your Nexia Home Intelligence system provides, a monthly subscription of $9.99 is required (sold separately and obtained directly through the Nexia Home Intelligence App)....

Build.com

(5,000+)

$49.99 $32.99

go to store

Build.com

(5,000+)
Schlage RS100HC White Door and Window Sensors Schlage RS100HC Wireless Door and Window Sensor with

Schlage RS100HC White Door and Window Sensors Schlage RS100HC Wireless Door and Window Sensor with

Schlage, RS100HC, Sensors, Nexia, Security, Door and Window Sensors, In order to fully experience the remote access utility and control features that your Nexia Home Intelligence system provides, a monthly subscription of $9.99 is required (sold... ... more

Schlage RS100HC White Door and Window Sensors Schlage RS100HC Wireless Door and Window Sensor with

Schlage, RS100HC, Sensors, Nexia, Security, Door and Window Sensors, In order to fully experience the remote access utility and control features that your Nexia Home Intelligence system provides, a monthly subscription of $9.99 is required (sold...

PullsDirect.com

(2,500+)

$49.99 $32.99

go to store
Vivint Apx Alarm 2gig-dw20r Wireless Door Window Sensor Contact Go Control 10

Vivint Apx Alarm 2gig-dw20r Wireless Door Window Sensor Contact Go Control 10

2GIG GO CONTROL! Wireless contacts (10) RECESSED DOOR WINDOW CONTACT Info: *Contact size, only 2 1/2" long *Fully supervised *Rare earth magnet *Lithium Battery included *345 MHZ *ETL Listed Check out my other items ! Email with questions BEFORE you... ... more

Vivint Apx Alarm 2gig-dw20r Wireless Door Window Sensor Contact Go Control 10

2GIG GO CONTROL! Wireless contacts (10) RECESSED DOOR WINDOW CONTACT Info: *Contact size, only 2 1/2" long *Fully supervised *Rare earth magnet *Lithium Battery included *345 MHZ *ETL Listed Check out my other items ! Email with questions BEFORE you...

eBay

$349.99

FREE shipping

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Everspring Sm103 Z-wave Door/window Contact Sensor

Everspring Sm103 Z-wave Door/window Contact Sensor

Everspring SM103 Z-Wave Door/Window Contact Sensor The SM103-1 may be used alone to control Z-Wave lighting devices or systems to control all other devices and trigger automation events. The unit also includes screw terminals for use with any dry... ... more

Everspring Sm103 Z-wave Door/window Contact Sensor

Everspring SM103 Z-Wave Door/Window Contact Sensor The SM103-1 may be used alone to control Z-Wave lighting devices or systems to control all other devices and trigger automation events. The unit also includes screw terminals for use with any dry...

eBay

$28.99

go to store
Insteon Open/Close Sensor - Door and window sensor - wireless - white

Insteon Open/Close Sensor - Door and window sensor - wireless - white

The Insteon Wireless Open/Close Sensor is a magnetic contact sensor that wirelessly controls lights and appliances throughout your house. Open/Close Sensor can do things like turn on lights, set the thermostat, or trigger a custom event in HouseLinc.... ... more

Insteon Open/Close Sensor - Door and window sensor - wireless - white

The Insteon Wireless Open/Close Sensor is a magnetic contact sensor that wirelessly controls lights and appliances throughout your house. Open/Close Sensor can do things like turn on lights, set the thermostat, or trigger a custom event in HouseLinc....

(1,000,000+)

$34.99

FREE shipping

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(1,000,000+)
Insteon Hidden Door Sensor - Door and window sensor - wireless - white

Insteon Hidden Door Sensor - Door and window sensor - wireless - white

Nothing makes your home smarter than adding sensors; but even the unobtrusive open/close sensor can be too large for certain décors and locations. That's why the Hidden Door Sensor was created. Instead of mounting to the surface of your door, Hidden... ... more

Insteon Hidden Door Sensor - Door and window sensor - wireless - white

Nothing makes your home smarter than adding sensors; but even the unobtrusive open/close sensor can be too large for certain décors and locations. That's why the Hidden Door Sensor was created. Instead of mounting to the surface of your door, Hidden...

(1,000,000+)

$34.99

FREE shipping

go to store
(1,000,000+)
2gig DW10 Thin Door Window Contact ETL Listed

2gig DW10 Thin Door Window Contact ETL Listed

This contact is meant for use with the 2GIG Alarm System and can be installed on doors windows and many other objects that open and close. The sensor transmits signals to the control panel when a magnet mounted near the sensor is moved away from or... ... more

2gig DW10 Thin Door Window Contact ETL Listed

This contact is meant for use with the 2GIG Alarm System and can be installed on doors windows and many other objects that open and close. The sensor transmits signals to the control panel when a magnet mounted near the sensor is moved away from or...

Amazon.com

$22.87

go to store
AGPtek® Mini Wireless Door & Window Contact Alarm & Chime Set of 6 , Batteries Included , Louder than 90dB , Mounted By Double Adhesive Tape

AGPtek® Mini Wireless Door & Window Contact Alarm & Chime Set of 6 , Batteries Included , Louder than 90dB , Mounted By Double Adhesive Tape

This economical alarm inconspicuously protects your home from intruders. This unit uses a magnetic sensor to detect the opening of a protected door or window. A 90 dB alarm will then alert you to an attempted entry and scare off potential intruders.... ... more

AGPtek® Mini Wireless Door & Window Contact Alarm & Chime Set of 6 , Batteries Included , Louder than 90dB , Mounted By Double Adhesive Tape

This economical alarm inconspicuously protects your home from intruders. This unit uses a magnetic sensor to detect the opening of a protected door or window. A 90 dB alarm will then alert you to an attempted entry and scare off potential intruders....

Amazon.com

$9.99

go to store
SkyLink Security Sensors Wireless Door and Window Sensor WT-433E

SkyLink Security Sensors Wireless Door and Window Sensor WT-433E

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. SkyLink door/window sensor protects doors and windows by sending a signal to Control Panel or Dialer when contact is broken. They are designed to work with one of the SkyLink SC Security systems and AD-105... ... more

SkyLink Security Sensors Wireless Door and Window Sensor WT-433E

Shop for Electrical at The Home Depot. SkyLink door/window sensor protects doors and windows by sending a signal to Control Panel or Dialer when contact is broken. They are designed to work with one of the SkyLink SC Security systems and AD-105...

HomeDepot.com

(100,000+)

$18.95

go to store

HomeDepot.com

(100,000+)
Door & Window Alarms: IDEAL Security Windows Window and Door Contact SK604

Door & Window Alarms: IDEAL Security Windows Window and Door Contact SK604

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Window and door contact alarm. Warns that door or window has been opened. Ideal for restricted areas or where children should not go. Easy installation with double-sided tape included. ... more

Door & Window Alarms: IDEAL Security Windows Window and Door Contact SK604

Shop for Electrical at The Home Depot. Window and door contact alarm. Warns that door or window has been opened. Ideal for restricted areas or where children should not go. Easy installation with double-sided tape included.

HomeDepot.com

(100,000+)

$12.60

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HomeDepot.com

(100,000+)
Door & Window Alarms: IDEAL Security Windows Wireless Slim Door or Window Sensor (no sound) SK625

Door & Window Alarms: IDEAL Security Windows Wireless Slim Door or Window Sensor (no sound) SK625

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Wireless slim door or window sensor with alarm. Unit does not have a built in alarm so it must be linked with one of Ideal's auto dialers or receivers. Links with Ideal's SK623, SK629, SK633, SK632 and SK642. Has... ... more

Door & Window Alarms: IDEAL Security Windows Wireless Slim Door or Window Sensor (no sound) SK625

Shop for Electrical at The Home Depot. Wireless slim door or window sensor with alarm. Unit does not have a built in alarm so it must be linked with one of Ideal's auto dialers or receivers. Links with Ideal's SK623, SK629, SK633, SK632 and SK642. Has...

HomeDepot.com

(100,000+)

$29.99

go to store

HomeDepot.com

(100,000+)
IDEAL Security Home Security Alarms Wire Contact Sensor Kit SK619

IDEAL Security Home Security Alarms Wire Contact Sensor Kit SK619

Free Shipping on Over 500K Items!

Shop for Tools & Hardware at The Home Depot. Contact sensor set Protects additional windows & doors when added to our alarm system. Two pairs of magnetic contacts and 60 feet of connecting wire for alarm extension. Up to 6 sets of contacts can be... ... more

IDEAL Security Home Security Alarms Wire Contact Sensor Kit SK619

Shop for Tools & Hardware at The Home Depot. Contact sensor set Protects additional windows & doors when added to our alarm system. Two pairs of magnetic contacts and 60 feet of connecting wire for alarm extension. Up to 6 sets of contacts can be...

HomeDepot.com

(100,000+)

$12.99

go to store

HomeDepot.com

(100,000+)
Sabre Security Sensors Wireless Door/Window Sensor for WP-100 WP-DWS

Sabre Security Sensors Wireless Door/Window Sensor for WP-100 WP-DWS

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Help secure additional doors and windows around your home or office with the door / window sensor accessory. Door/window sensor alerts the wp-100 wireless home protection system when a door or window is opened.... ... more

Sabre Security Sensors Wireless Door/Window Sensor for WP-100 WP-DWS

Shop for Electrical at The Home Depot. Help secure additional doors and windows around your home or office with the door / window sensor accessory. Door/window sensor alerts the wp-100 wireless home protection system when a door or window is opened....

HomeDepot.com

(100,000+)

$10.68

go to store

HomeDepot.com

(100,000+)
Smanos Security Sensors Wireless Door or Window Sensor for Security Systems (4-Pack) DS2300-4

Smanos Security Sensors Wireless Door or Window Sensor for Security Systems (4-Pack) DS2300-4

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Security Sensors Wireless Door or Window Sensor for Security Systems (4-Pack) DS2300-4

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$99.97

FREE shipping

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HomeDepot.com

(100,000+)
Smanos Security Sensors Wi-Fi/Pstn Alarm System with Touch Keypad Display, Door/Window Sensors and Motion Detector W100

Smanos Security Sensors Wi-Fi/Pstn Alarm System with Touch Keypad Display, Door/Window Sensors and Motion Detector W100

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Security Sensors Wi-Fi/Pstn Alarm System with Touch Keypad Display, Door/Window Sensors and Motion Detector W100

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$168.85

FREE shipping

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HomeDepot.com

(100,000+)
IDEAL Security Security Sensors Wireless Door or Window Sensor with Alarm SK621

IDEAL Security Security Sensors Wireless Door or Window Sensor with Alarm SK621

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Wireless door or window sensor with alarm. Can be used as a standalone alarm, has a built in 105dB alarm or you can link it to any of our wireless receivers and auto dialer. Has a 260 ft. range to receiver. Double... ... more

IDEAL Security Security Sensors Wireless Door or Window Sensor with Alarm SK621

Shop for Electrical at The Home Depot. Wireless door or window sensor with alarm. Can be used as a standalone alarm, has a built in 105dB alarm or you can link it to any of our wireless receivers and auto dialer. Has a 260 ft. range to receiver. Double...

HomeDepot.com

(100,000+)

$34.99

go to store

HomeDepot.com

(100,000+)
SecurityMan Security Sensors Add-on Wireless Smart Door/Window Sensor for Air-Alarm II Series SM-87L

SecurityMan Security Sensors Add-on Wireless Smart Door/Window Sensor for Air-Alarm II Series SM-87L

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The SM-87L is an add-on wireless smart door/window sensor which is fully compatible with Air-Alarm II series alarm system. It supports long wireless range. It is inexpensive and easy to install. ... more

SecurityMan Security Sensors Add-on Wireless Smart Door/Window Sensor for Air-Alarm II Series SM-87L

Shop for Electrical at The Home Depot. The SM-87L is an add-on wireless smart door/window sensor which is fully compatible with Air-Alarm II series alarm system. It supports long wireless range. It is inexpensive and easy to install.

HomeDepot.com

(100,000+)

$18.53

go to store

HomeDepot.com

(100,000+)
Smanos Security Sensors Wi-Fi Alarm System with Door/Window Sensors and Remote Control W020

Smanos Security Sensors Wi-Fi Alarm System with Door/Window Sensors and Remote Control W020

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Security Sensors Wi-Fi Alarm System with Door/Window Sensors and Remote Control W020

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$139.00

FREE shipping

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HomeDepot.com

(100,000+)
Smanos Security Sensors Wireless Door or Window Sensor for Security Systems DS2300

Smanos Security Sensors Wireless Door or Window Sensor for Security Systems DS2300

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Security Sensors Wireless Door or Window Sensor for Security Systems DS2300

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$29.97

go to store

HomeDepot.com

(100,000+)
SkyLink Security Sensors Wireless Door/Window Sensor WD-434TL

SkyLink Security Sensors Wireless Door/Window Sensor WD-434TL

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Protect your family and home with the Skylink Door and Window Sensor. This long-range sensor can be added to any of the Skylink Household Alert Kits to expand security coverage around a home or business. The... ... more

SkyLink Security Sensors Wireless Door/Window Sensor WD-434TL

Shop for Electrical at The Home Depot. Protect your family and home with the Skylink Door and Window Sensor. This long-range sensor can be added to any of the Skylink Household Alert Kits to expand security coverage around a home or business. The...

HomeDepot.com

(100,000+)

$19.97

go to store

HomeDepot.com

(100,000+)
Safety Technology International Security Sensors Wireless Burglar Stopper Door and Window Sensor STI-WS102

Safety Technology International Security Sensors Wireless Burglar Stopper Door and Window Sensor STI-WS102

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. For use with the Burglar Stopper Wire-Free Home Protection System (STI-WS100SG2). Sensor alerts the system when a protected door or window is opened. Magnetic sensor can be mounted on right or left of side or door... ... more

Safety Technology International Security Sensors Wireless Burglar Stopper Door and Window Sensor STI-WS102

Shop for Electrical at The Home Depot. For use with the Burglar Stopper Wire-Free Home Protection System (STI-WS100SG2). Sensor alerts the system when a protected door or window is opened. Magnetic sensor can be mounted on right or left of side or door...

HomeDepot.com

(100,000+)

$32.83

go to store

HomeDepot.com

(100,000+)
Smanos Security Sensors Wireless Security Alarm System with Door/Window Sensors and Remote Control L020

Smanos Security Sensors Wireless Security Alarm System with Door/Window Sensors and Remote Control L020

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Security Sensors Wireless Security Alarm System with Door/Window Sensors and Remote Control L020

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$119.00

FREE shipping

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HomeDepot.com

(100,000+)
Panasonic Security Sensors Home Monitor Door or Window Sensor KXHNS101W

Panasonic Security Sensors Home Monitor Door or Window Sensor KXHNS101W

Free Shipping on Over 500K Items!

Shop for Tools & Hardware at The Home Depot. The Panasonic Wireless Window/Door Sensor allows you to easily monitor windows on all levels of your home, sunrooms or any other room you'd like to monitor. Plus, add another level of monitoring for doors in... ... more

Panasonic Security Sensors Home Monitor Door or Window Sensor KXHNS101W

Shop for Tools & Hardware at The Home Depot. The Panasonic Wireless Window/Door Sensor allows you to easily monitor windows on all levels of your home, sunrooms or any other room you'd like to monitor. Plus, add another level of monitoring for doors in...

HomeDepot.com

(100,000+)

$29.95

go to store

HomeDepot.com

(100,000+)
Smanos Home Security Alarms Wi-Fi Alarm System with Wi-Fi Camera, Door/Window Sensors and Remote Control W020IP6

Smanos Home Security Alarms Wi-Fi Alarm System with Wi-Fi Camera, Door/Window Sensors and Remote Control W020IP6

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Home Security Alarms Wi-Fi Alarm System with Wi-Fi Camera, Door/Window Sensors and Remote Control W020IP6

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$249.00

FREE shipping

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HomeDepot.com

(100,000+)
Smanos Video Monitoring Systems Wi-Fi/Pstn Alarm System with Wi-Fi Camera, Touch Keypad Display, Door/Window Sensors and Motion Detector W100IP6

Smanos Video Monitoring Systems Wi-Fi/Pstn Alarm System with Wi-Fi Camera, Touch Keypad Display, Door/Window Sensors and Motion Detector W100IP6

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,... ... more

Smanos Video Monitoring Systems Wi-Fi/Pstn Alarm System with Wi-Fi Camera, Touch Keypad Display, Door/Window Sensors and Motion Detector W100IP6

Shop for Electrical at The Home Depot. The complete Smanos smart home system lineup speaks minimalistic elegance, self-install and self-monitor. From wireless, app-enabled alarm and automation systems to remote security, energy and health management,...

HomeDepot.com

(100,000+)

$299.00

FREE shipping

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HomeDepot.com

(100,000+)
Swann Security Sensors Magnetic Window/Door Alarm SW351-MDA

Swann Security Sensors Magnetic Window/Door Alarm SW351-MDA

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. This window/door alarm has a powerful siren of 120dB+ when window or door is opened. The alarm is easy to install operate and comes in a Compact design. The Alarm activated when two panels are separated. ... more

Swann Security Sensors Magnetic Window/Door Alarm SW351-MDA

Shop for Electrical at The Home Depot. This window/door alarm has a powerful siren of 120dB+ when window or door is opened. The alarm is easy to install operate and comes in a Compact design. The Alarm activated when two panels are separated.

HomeDepot.com

(100,000+)

$7.63

go to store

HomeDepot.com

(100,000+)
SecurityMan Security Accessories Add-on Wireless Smart Door/Window Sensors for Air-Alarm II Series System (2-Pack) SM-87L-2PK

SecurityMan Security Accessories Add-on Wireless Smart Door/Window Sensors for Air-Alarm II Series System (2-Pack) SM-87L-2PK

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. 2 packs Wireless Smart Doors/Window Sensors are cost effective and fully compatible with Air-Alarm II series alarm system. It supports high secure and reliable connection and provides long wireless range, user... ... more

SecurityMan Security Accessories Add-on Wireless Smart Door/Window Sensors for Air-Alarm II Series System (2-Pack) SM-87L-2PK

Shop for Electrical at The Home Depot. 2 packs Wireless Smart Doors/Window Sensors are cost effective and fully compatible with Air-Alarm II series alarm system. It supports high secure and reliable connection and provides long wireless range, user...

HomeDepot.com

(100,000+)

$43.24

go to store

HomeDepot.com

(100,000+)
Insteon Security Sensors Open/Close Sensor 2843-222

Insteon Security Sensors Open/Close Sensor 2843-222

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Insteon Open/Close Sensor is a magnetic contact sensor that wirelessly controls lights and appliances throughout your house. When magnetic contact is broken, such as a door or window being opened, Open/Close... ... more

Insteon Security Sensors Open/Close Sensor 2843-222

Shop for Electrical at The Home Depot. Insteon Open/Close Sensor is a magnetic contact sensor that wirelessly controls lights and appliances throughout your house. When magnetic contact is broken, such as a door or window being opened, Open/Close...

HomeDepot.com

(100,000+)

$32.95

go to store

HomeDepot.com

(100,000+)
Asante Security Sensors Garage Door Sensor with Email and Text Notification (Add-On Device) 99-00850

Asante Security Sensors Garage Door Sensor with Email and Text Notification (Add-On Device) 99-00850

Free Shipping on Over 500K Items!

Shop for Doors & Windows at The Home Depot. Enhance your current Asante Garage Door Opener with Camera with an Asante Garage Door Sensor. Receive status change notifications for your garage door (Open/Close) via email or SMS text. The free app works... ... more

Asante Security Sensors Garage Door Sensor with Email and Text Notification (Add-On Device) 99-00850

Shop for Doors & Windows at The Home Depot. Enhance your current Asante Garage Door Opener with Camera with an Asante Garage Door Sensor. Receive status change notifications for your garage door (Open/Close) via email or SMS text. The free app works...

HomeDepot.com

(100,000+)

$29.95

go to store

HomeDepot.com

(100,000+)
Q-SEE Security Cams Security Sign with 4 Window Sensors and 1 Decoy Camera QSM26DQ4

Q-SEE Security Cams Security Sign with 4 Window Sensors and 1 Decoy Camera QSM26DQ4

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. Effectively deterring theft is no longer expensive or time consuming with Q-SEE’s sign and door alarm combo. This package offers the essentials you need to help dissuade intruders. A sturdy Warning Surveillance in... ... more

Q-SEE Security Cams Security Sign with 4 Window Sensors and 1 Decoy Camera QSM26DQ4

Shop for Electrical at The Home Depot. Effectively deterring theft is no longer expensive or time consuming with Q-SEE’s sign and door alarm combo. This package offers the essentials you need to help dissuade intruders. A sturdy Warning Surveillance in...

HomeDepot.com

(100,000+)

$21.65

go to store

HomeDepot.com

(100,000+)
Insteon Home Security Alarms Contact Closure Interface Sensing Alarm 2450

Insteon Home Security Alarms Contact Closure Interface Sensing Alarm 2450

Free Shipping on Over 500K Items!

Shop for Electrical at The Home Depot. The latest Insteon plug-in module, I/O Linc, lets you monitor and control any Low-Voltage devices such as alarm sensors, electric door strikes, and contact closures as part of your Insteon home automation network.... ... more

Insteon Home Security Alarms Contact Closure Interface Sensing Alarm 2450

Shop for Electrical at The Home Depot. The latest Insteon plug-in module, I/O Linc, lets you monitor and control any Low-Voltage devices such as alarm sensors, electric door strikes, and contact closures as part of your Insteon home automation network....

HomeDepot.com

(100,000+)

$45.30

FREE shipping

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HomeDepot.com

(100,000+)
TECHKO Home Security Alarms Wireless Solar Powered Magnetic Sensor Entry Alarm S090

TECHKO Home Security Alarms Wireless Solar Powered Magnetic Sensor Entry Alarm S090

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Shop for Electrical at The Home Depot. Techko's S090 Magnetic Sensor Entry Alarm is solar powered and can provide valuable protection for your home or property by detecting the unauthorized opening of a door or window, in a low-profile design. This... ... more

TECHKO Home Security Alarms Wireless Solar Powered Magnetic Sensor Entry Alarm S090

Shop for Electrical at The Home Depot. Techko's S090 Magnetic Sensor Entry Alarm is solar powered and can provide valuable protection for your home or property by detecting the unauthorized opening of a door or window, in a low-profile design. This...

HomeDepot.com

(100,000+)

$13.28

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HomeDepot.com

(100,000+)
2gig Wireless Recessed Alarm Door Window Contact Hidden Sensor Apx Vivint Go

2gig Wireless Recessed Alarm Door Window Contact Hidden Sensor Apx Vivint Go

Go control, Vivint, APX This is the perfect most flexible supervised recessed door or window contact. With a great number of applications available, you can hide the transmitter in the door or window frame. It has a replaceable lithium battery... ... more

2gig Wireless Recessed Alarm Door Window Contact Hidden Sensor Apx Vivint Go

Go control, Vivint, APX This is the perfect most flexible supervised recessed door or window contact. With a great number of applications available, you can hide the transmitter in the door or window frame. It has a replaceable lithium battery...

eBay

$37.40

FREE shipping

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5) 2gig-dw20r-345 Wireless Small Recessed Door Window Contact Sensor Vivint

5) 2gig-dw20r-345 Wireless Small Recessed Door Window Contact Sensor Vivint

2GIG GO CONTROL!, Vivint, Apx (5)RECESSED DOOR WINDOW CONTACT Qty: 5 Info: *Contact size, only 2 1/2" long *Fully supervised *Rare earth magnet *Lithium Battery included *345 MHZ *ETL Listed Email with questions BEFORE you purchase. Please ask if you... ... more

5) 2gig-dw20r-345 Wireless Small Recessed Door Window Contact Sensor Vivint

2GIG GO CONTROL!, Vivint, Apx (5)RECESSED DOOR WINDOW CONTACT Qty: 5 Info: *Contact size, only 2 1/2" long *Fully supervised *Rare earth magnet *Lithium Battery included *345 MHZ *ETL Listed Email with questions BEFORE you purchase. Please ask if you...

eBay

$174.99

FREE shipping

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Visonic Mct-320 Sma 2.4 Ghz Na Diy Wh Door Window Contact Sensor Brand

Visonic Mct-320 Sma 2.4 Ghz Na Diy Wh Door Window Contact Sensor Brand

Visonic MCT-320 SMA 2.4 GHz NA DIY WH Door Window Contact Sensor Brand New! SKU: VISONICMCT320 WH BRAND NEW! FREE SHIPPING!MCT-320 Features: Very small, almost invisible design Highly cost-effective for low-profile installations Fully supervised Double... ... more

Visonic Mct-320 Sma 2.4 Ghz Na Diy Wh Door Window Contact Sensor Brand

Visonic MCT-320 SMA 2.4 GHz NA DIY WH Door Window Contact Sensor Brand New! SKU: VISONICMCT320 WH BRAND NEW! FREE SHIPPING!MCT-320 Features: Very small, almost invisible design Highly cost-effective for low-profile installations Fully supervised Double...

eBay

$29.95

FREE shipping

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2gig-dw20r Recessed Door Window Wireless Sensor Contact Alarm Switch Security 5x

2gig-dw20r Recessed Door Window Wireless Sensor Contact Alarm Switch Security 5x

Linear,2GIG, GO CONTROL!NEW RECESSED DOOR WINDOW CONTACT Qty: 5 Info: *Contact size, only 2 1/2" long *Fully supervised *Rare earth magnet *Lithium Battery *345 MHZ *ETL Listed Email with questions BEFORE you purchase. Please ask if you need something... ... more

2gig-dw20r Recessed Door Window Wireless Sensor Contact Alarm Switch Security 5x

Linear,2GIG, GO CONTROL!NEW RECESSED DOOR WINDOW CONTACT Qty: 5 Info: *Contact size, only 2 1/2" long *Fully supervised *Rare earth magnet *Lithium Battery *345 MHZ *ETL Listed Email with questions BEFORE you purchase. Please ask if you need something...

eBay

$174.99

FREE shipping

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