Shop Sensor Switch for Doors

Sponsored
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$14.24
Simplisafe Entry Sensor - Window And Door Protection - Compatible With Gen 3 Home Security System
Amazon.com
$14.24
Simplisafe Entry Sensor - Window And Door Protection - Compatible With Gen 3 Home Security System
Amazon.com
$16.99
GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
Amazon.com
18
$16.99
GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
Amazon.com
18
$39.99
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
Amazon.com
23K+
Free shipping
$39.99
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
Amazon.com
23K+
$39.99
MENGQI-CONTROL Request To Exit PIR Motion Sensor Exit Infrared Detector For Exit For Automatic Opening Door Access Control
Amazon.com
85
Free shipping
$39.99
MENGQI-CONTROL Request To Exit PIR Motion Sensor Exit Infrared Detector For Exit For Automatic Opening Door Access Control
Amazon.com
85
$79.99
Ecobee Smart Sensor For Doors & Windows 2 Pack - Wifi Contact Sensor For Home Security, Energy Savings - Compatible With Smart Thermostats -
Amazon.com
1K+
Free shipping
$79.99
Ecobee Smart Sensor For Doors & Windows 2 Pack - Wifi Contact Sensor For Home Security, Energy Savings - Compatible With Smart Thermostats -
Amazon.com
1K+
$19.99
Motion Sensor Light Switch, IR Sensor Switch Door Activated Light Switch For Closet Light LED Strip Light And Under Cabinet Light With 12V JST Male
Amazon.com
21
$19.99
Motion Sensor Light Switch, IR Sensor Switch Door Activated Light Switch For Closet Light LED Strip Light And Under Cabinet Light With 12V JST Male
Amazon.com
21
$21.98
Wifi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor With App Notification Alert, Contact Sensor For Home Security, Compatible
Amazon.com
14
$21.98
Wifi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor With App Notification Alert, Contact Sensor For Home Security, Compatible
Amazon.com
14
$257.75
BEA Ultimo Sensor For Sliding Doors
Gate Opener Safety
$257.75
BEA Ultimo Sensor For Sliding Doors
Gate Opener Safety
$98.00
Schlage 679-05Hm | Concealed Door Position Switch For Metal Door | Access Control
Qualified Hardware
Free shipping
$98.00
Schlage 679-05Hm | Concealed Door Position Switch For Metal Door | Access Control
Qualified Hardware
Free shipping
$16.95
Yolink Lora Smart Door & Window Sensor: Up To 1/4 Mile Open-Air Range, Door Left-Open Reminders, Up To 5 Year Battery Life, Alexa, IFTTT, Home
Amazon.com
164
Free shipping
$16.95
Yolink Lora Smart Door & Window Sensor: Up To 1/4 Mile Open-Air Range, Door Left-Open Reminders, Up To 5 Year Battery Life, Alexa, IFTTT, Home
Amazon.com
164
$5.99
$6.49
Biaungdo 4 Pcs Brown Wired Magnetic Contact Reed Switch, Surface-Mounted NC Sensor Alarm For Window, Cabinet, Wooden Door, With Screws
Amazon.com
14
$5.99
$6.49
Biaungdo 4 Pcs Brown Wired Magnetic Contact Reed Switch, Surface-Mounted NC Sensor Alarm For Window, Cabinet, Wooden Door, With Screws
Amazon.com
14
$128.24
SDC Door Status Sensor: SDC Door Status Switch Model: mc-4m
Grainger
$128.24
SDC Door Status Sensor: SDC Door Status Switch Model: mc-4m
Grainger
$10.99
Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
Super Bright LEDs
$10.99
Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
Super Bright LEDs
$386.14
Security Door Controls Infrared Motion Sensor: 1 3/4 in Ht, 7 in Wd Model: MD-31DOW
Grainger
$386.14
Security Door Controls Infrared Motion Sensor: 1 3/4 in Ht, 7 in Wd Model: MD-31DOW
Grainger
$72.26
SDC Door Status Sensor: SDC Door Status Switch Model: MC-4
Grainger
$72.26
SDC Door Status Sensor: SDC Door Status Switch Model: MC-4
Grainger
$13.29
$14.62
BEA 10SWITCH1084 Door Position Switch
Action Direct
$13.29
$14.62
BEA 10SWITCH1084 Door Position Switch
Action Direct
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    Shop Sensor Switch for Doors

    Sponsored
    About our ads
    $14.24
    Simplisafe Entry Sensor - Window And Door Protection - Compatible With Gen 3 Home Security System
    Amazon.com
    $14.24
    Simplisafe Entry Sensor - Window And Door Protection - Compatible With Gen 3 Home Security System
    Amazon.com
    $16.99
    GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
    Amazon.com
    18
    $16.99
    GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
    Amazon.com
    18
    $39.99
    Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
    Amazon.com
    23K+
    Free shipping
    $39.99
    Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
    Amazon.com
    23K+
    $39.99
    MENGQI-CONTROL Request To Exit PIR Motion Sensor Exit Infrared Detector For Exit For Automatic Opening Door Access Control
    Amazon.com
    85
    Free shipping
    $39.99
    MENGQI-CONTROL Request To Exit PIR Motion Sensor Exit Infrared Detector For Exit For Automatic Opening Door Access Control
    Amazon.com
    85
    $79.99
    Ecobee Smart Sensor For Doors & Windows 2 Pack - Wifi Contact Sensor For Home Security, Energy Savings - Compatible With Smart Thermostats -
    Amazon.com
    1K+
    Free shipping
    $79.99
    Ecobee Smart Sensor For Doors & Windows 2 Pack - Wifi Contact Sensor For Home Security, Energy Savings - Compatible With Smart Thermostats -
    Amazon.com
    1K+
    $19.99
    Motion Sensor Light Switch, IR Sensor Switch Door Activated Light Switch For Closet Light LED Strip Light And Under Cabinet Light With 12V JST Male
    Amazon.com
    21
    $19.99
    Motion Sensor Light Switch, IR Sensor Switch Door Activated Light Switch For Closet Light LED Strip Light And Under Cabinet Light With 12V JST Male
    Amazon.com
    21
    $21.98
    Wifi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor With App Notification Alert, Contact Sensor For Home Security, Compatible
    Amazon.com
    14
    $21.98
    Wifi Door Sensor: Smart Door Open/Closed Detectors, Wireless Window Sensor With App Notification Alert, Contact Sensor For Home Security, Compatible
    Amazon.com
    14
    $257.75
    BEA Ultimo Sensor For Sliding Doors
    Gate Opener Safety
    $257.75
    BEA Ultimo Sensor For Sliding Doors
    Gate Opener Safety
    $98.00
    Schlage 679-05Hm | Concealed Door Position Switch For Metal Door | Access Control
    Qualified Hardware
    Free shipping
    $98.00
    Schlage 679-05Hm | Concealed Door Position Switch For Metal Door | Access Control
    Qualified Hardware
    Free shipping
    $16.95
    Yolink Lora Smart Door & Window Sensor: Up To 1/4 Mile Open-Air Range, Door Left-Open Reminders, Up To 5 Year Battery Life, Alexa, IFTTT, Home
    Amazon.com
    164
    Free shipping
    $16.95
    Yolink Lora Smart Door & Window Sensor: Up To 1/4 Mile Open-Air Range, Door Left-Open Reminders, Up To 5 Year Battery Life, Alexa, IFTTT, Home
    Amazon.com
    164
    $5.99
    $6.49
    Biaungdo 4 Pcs Brown Wired Magnetic Contact Reed Switch, Surface-Mounted NC Sensor Alarm For Window, Cabinet, Wooden Door, With Screws
    Amazon.com
    14
    $5.99
    $6.49
    Biaungdo 4 Pcs Brown Wired Magnetic Contact Reed Switch, Surface-Mounted NC Sensor Alarm For Window, Cabinet, Wooden Door, With Screws
    Amazon.com
    14
    $128.24
    SDC Door Status Sensor: SDC Door Status Switch Model: mc-4m
    Grainger
    $128.24
    SDC Door Status Sensor: SDC Door Status Switch Model: mc-4m
    Grainger
    $10.99
    Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
    Super Bright LEDs
    $10.99
    Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
    Super Bright LEDs
    $386.14
    Security Door Controls Infrared Motion Sensor: 1 3/4 in Ht, 7 in Wd Model: MD-31DOW
    Grainger
    $386.14
    Security Door Controls Infrared Motion Sensor: 1 3/4 in Ht, 7 in Wd Model: MD-31DOW
    Grainger
    $72.26
    SDC Door Status Sensor: SDC Door Status Switch Model: MC-4
    Grainger
    $72.26
    SDC Door Status Sensor: SDC Door Status Switch Model: MC-4
    Grainger
    $13.29
    $14.62
    BEA 10SWITCH1084 Door Position Switch
    Action Direct
    $13.29
    $14.62
    BEA 10SWITCH1084 Door Position Switch
    Action Direct
    $16.99
    $19.99
    Switchbot Door Alarm Contact Sensor - Smart Home Security Wireless Window Alarm And Door Sensor, Add Switchbot Hub To Make It Compatible With Alexa
    Amazon.com
    1K+
    15% off
    $16.99
    $19.99
    Switchbot Door Alarm Contact Sensor - Smart Home Security Wireless Window Alarm And Door Sensor, Add Switchbot Hub To Make It Compatible With Alexa
    Amazon.com
    1K+