Shop Wireless Door Sensor Kit

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$52.49
$71.79
2 Pack - Honeywell 5800MINI Door/Window Transmitter (REPLACES DISCONTINUED HONEYWELL 5811)
Amazon.com
Free shipping
26% off
$52.49
$71.79
2 Pack - Honeywell 5800MINI Door/Window Transmitter (REPLACES DISCONTINUED HONEYWELL 5811)
Amazon.com
$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
22K+
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
$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
$23.79
$27.99
Sanjie Wireless Door Chime Sensor, When Door Opens, Entry Alarm For Business/Home/Kids, 5 Adjustable Volume Ringer Alert 2 Sensors + 1 Receivers, 500
Amazon.com
15% off
$23.79
$27.99
Sanjie Wireless Door Chime Sensor, When Door Opens, Entry Alarm For Business/Home/Kids, 5 Adjustable Volume Ringer Alert 2 Sensors + 1 Receivers, 500
Amazon.com
$27.93
Door Chime When Door Opens, Fullhouse Door Sensor Wireless Entry Alarm With 1000ft Range, 60 Chimes And 5 Volume Levels For Business/Store/Home/Office
Amazon.com
$27.93
Door Chime When Door Opens, Fullhouse Door Sensor Wireless Entry Alarm With 1000ft Range, 60 Chimes And 5 Volume Levels For Business/Store/Home/Office
Amazon.com
$22.69
Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Buzzer (500ft Range, 32 Tunes, 5 Level Volume) Store Entrance Alert
Amazon.com
504
$22.69
Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Buzzer (500ft Range, 32 Tunes, 5 Level Volume) Store Entrance Alert
Amazon.com
$15.00
Xfinity Door Window Sensor Home Security XHD2-LD (Latest Generation 2023)
Amazon.com
19
$15.00
Xfinity Door Window Sensor Home Security XHD2-LD (Latest Generation 2023)
Amazon.com
$10.99
$19.99
Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy
Amazon.com
25K+
45% off
$10.99
$19.99
Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy
Amazon.com
$20.39
$23.99
Door Chime, Door Sensor Chime For Door Opens - Door Ringer With 500ft Operating Range 52 Chime Adjustable Volume Mute Mode LED Indicators -Entry Alert
Amazon.com
15% off
$20.39
$23.99
Door Chime, Door Sensor Chime For Door Opens - Door Ringer With 500ft Operating Range 52 Chime Adjustable Volume Mute Mode LED Indicators -Entry Alert
Amazon.com
$75.99
THIRDREALITY Zigbee Contact Sensor 4 Pack, Door And Window Monitor, Home Automation,Works With Home Assistant,Smartthings,Aeotec,Homey,Hubitat Or Echo
Amazon.com
825
Free shipping
$75.99
THIRDREALITY Zigbee Contact Sensor 4 Pack, Door And Window Monitor, Home Automation,Works With Home Assistant,Smartthings,Aeotec,Homey,Hubitat Or Echo
Amazon.com
$19.83
$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
62
$19.83
$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
$21.99
Zoiinet Door Sensor Outlet Plug Kit, Wireless Mini Contact Window Sensor, Group Control Unlimited Devices, No Wiring No Wifi, 130 Ft, 15A/1500W,
Amazon.com
$21.99
Zoiinet Door Sensor Outlet Plug Kit, Wireless Mini Contact Window Sensor, Group Control Unlimited Devices, No Wiring No Wifi, 130 Ft, 15A/1500W,
Amazon.com
$47.99
Door Chime, Daytech Wireless Door Sensor Chime 800ft Range Door Entry Chime With 20 Chimes 5 Adjustable Volume Mute Mode LED Indicator Door Open Chime
Amazon.com
Free shipping
$47.99
Door Chime, Daytech Wireless Door Sensor Chime 800ft Range Door Entry Chime With 20 Chimes 5 Adjustable Volume Mute Mode LED Indicator Door Open Chime
Amazon.com
$53.99
Wireless Door Chime For Business When Entering Door Chimes When Door Opens For Home Door Sensor Alarm With 800ft Range 55 Chimes 5 Volume Levels
Amazon.com
Free shipping
$53.99
Wireless Door Chime For Business When Entering Door Chimes When Door Opens For Home Door Sensor Alarm With 800ft Range 55 Chimes 5 Volume Levels
Amazon.com
$31.99
Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Alarm Buzzer Store Entrance Alert Bell (1000ft Range, 32 Tunes, 5
Amazon.com
924
$31.99
Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Alarm Buzzer Store Entrance Alert Bell (1000ft Range, 32 Tunes, 5
Amazon.com
$21.79
Door Chime, METAK Wireless Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
Amazon.com
$21.79
Door Chime, METAK Wireless Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
Amazon.com
$13.98
$19.99
Tapo Door Sensor Mini, Requires Tapo Hub, Long Battery Life W/Sub-1G Low-Power Wireless Protocol, Contact Sensor, 15mm Wide Gap Allowed, Real-Time
Amazon.com
105
30% off
$13.98
$19.99
Tapo Door Sensor Mini, Requires Tapo Hub, Long Battery Life W/Sub-1G Low-Power Wireless Protocol, Contact Sensor, 15mm Wide Gap Allowed, Real-Time
Amazon.com
$303.59
Honeywell Vista 20P Wireless Kit With A 6160RF Keypad, One 5800PIR-Res Motion Sensor, Three 5800MINI Door/Window Contacts, And A WAVE2 Siren
Amazon.com
Free shipping
$303.59
Honeywell Vista 20P Wireless Kit With A 6160RF Keypad, One 5800PIR-Res Motion Sensor, Three 5800MINI Door/Window Contacts, And A WAVE2 Siren
Amazon.com
$15.99
$17.59
SECRUI Door Chime, Door Open Sensor Chime For Business/Home When Entering, Adjustable Volume, Easy Installation, 400ft Range, 52 Chimes, M508+D7
Amazon.com
Adjustable Volume · Cost-Effective · Superior Audio Quality · User-friendly
$15.99
$17.59
SECRUI Door Chime, Door Open Sensor Chime For Business/Home When Entering, Adjustable Volume, Easy Installation, 400ft Range, 52 Chimes, M508+D7
Amazon.com
$47.10
$56.00
Safety Technology International, Inc. STI-3360 Wireless Entry Alert Chime With Receiver, Door Or Window Transmitter Sensor STI-3353 Receiver Sold
Amazon.com
Free shipping
15% off
$47.10
$56.00
Safety Technology International, Inc. STI-3360 Wireless Entry Alert Chime With Receiver, Door Or Window Transmitter Sensor STI-3353 Receiver Sold
Amazon.com
$171.42
$342.92
Single Story Home Security System | Intrusion Protection With Motion And Entry Sensors | Official Simplisafe
SimpliSafe, Inc.
Free shipping
60-day returns (most items)
50% off
$171.42
$342.92
Single Story Home Security System | Intrusion Protection With Motion And Entry Sensors | Official Simplisafe
SimpliSafe, Inc.
$35.99
Sanjie Door Chime, Door Open Contact Sensor Alarm For Business/Store/Home/Office When Entering, With 500 ft Range,26 Chimes 5 Adjustable Volume 2
Amazon.com
Free shipping
$35.99
Sanjie Door Chime, Door Open Contact Sensor Alarm For Business/Store/Home/Office When Entering, With 500 ft Range,26 Chimes 5 Adjustable Volume 2
Amazon.com
$19.79
$21.99
Motion Sensor Door Chime For Business, Outdoor Doorbell Kit Wireless Driveway Alert: Infrared Motion Sensor Chime With 1 Plug-In Receiver And 1 PIR
Amazon.com
10% off
$19.79
$21.99
Motion Sensor Door Chime For Business, Outdoor Doorbell Kit Wireless Driveway Alert: Infrared Motion Sensor Chime With 1 Plug-In Receiver And 1 PIR
Amazon.com
$37.88
Window Door Alarm, 125Db Door Alarm For Kids Safety, Door Window Sensor For Home Security
Amazon.com
Free shipping
$37.88
Window Door Alarm, 125Db Door Alarm For Kids Safety, Door Window Sensor For Home Security
Amazon.com
$7.99
Security Door Window Alarm, 90DB Wireless Sensor Door Window Burglar Alarm, Door Alarms For Kids Safety, Easy Installation Doorbell Alarms For Office
Amazon.com
222
$7.99
Security Door Window Alarm, 90DB Wireless Sensor Door Window Burglar Alarm, Door Alarms For Kids Safety, Easy Installation Doorbell Alarms For Office
Amazon.com
$54.99
Wifi Door Alarm System, Wireless DIY Smart Home Security System, With Phone APP Alert, 8 Pieces-Kit (Alarm Siren, Door Window Sensor, Remote), Work
Amazon.com
Free shipping
$54.99
Wifi Door Alarm System, Wireless DIY Smart Home Security System, With Phone APP Alert, 8 Pieces-Kit (Alarm Siren, Door Window Sensor, Remote), Work
Amazon.com
$21.89
Security Door Window Alarm, 90DB Wireless Sensor Door Window Burglar Alarm, Door Alarms For Kids Safety, Easy Installation Doorbell Alarms For Office
Amazon.com
$21.89
Security Door Window Alarm, 90DB Wireless Sensor Door Window Burglar Alarm, Door Alarms For Kids Safety, Easy Installation Doorbell Alarms For Office
Amazon.com
$31.99
Sanjie Door Chime, Door Open Contact Sensor Alarm With 500 ft Range,26 Chimes 5 Adjustable Volume For Business/Store/Home/Office When Entering 2
Amazon.com
1K+
$31.99
Sanjie Door Chime, Door Open Contact Sensor Alarm With 500 ft Range,26 Chimes 5 Adjustable Volume For Business/Store/Home/Office When Entering 2
Amazon.com
$35.98
Door Chime, Satisure Wireless Door Open Contact Sensor Alarm Chime With 600 ft Range 58 Chimes 5 Volume Levels LED Indicators (2 Receivers & 2 Sensors
Amazon.com
Free shipping
$35.98
Door Chime, Satisure Wireless Door Open Contact Sensor Alarm Chime With 600 ft Range 58 Chimes 5 Volume Levels LED Indicators (2 Receivers & 2 Sensors
Amazon.com
$18.99
HTZSAFE Wireless Door/Window Magnetic Sensor Alarm-600 Feet Long Wireless Transmission Range-35 Classic Melodies Optional,4 Volume Levels & LED
Amazon.com
$18.99
HTZSAFE Wireless Door/Window Magnetic Sensor Alarm-600 Feet Long Wireless Transmission Range-35 Classic Melodies Optional,4 Volume Levels & LED
Amazon.com
$33.99
$56.99
Aqara Zigbee Door And Window Sensor 3 Pack, Wireless Mini Contact Sensor, Home Automation, Requires Aqara Hub, Zigbee Connection, Kid Safety,
Amazon.com
40% off
$33.99
$56.99
Aqara Zigbee Door And Window Sensor 3 Pack, Wireless Mini Contact Sensor, Home Automation, Requires Aqara Hub, Zigbee Connection, Kid Safety,
Amazon.com
$21.99
Qolsys DW Mini-S Wireless Contact Sensor For Windows & Doors - S-Line Encrypted 319.5 Mhz - Check Compatibility
Amazon.com
$21.99
Qolsys DW Mini-S Wireless Contact Sensor For Windows & Doors - S-Line Encrypted 319.5 Mhz - Check Compatibility
Amazon.com
$19.99
$29.99
Clouree 433Mhz Wireless Waterproof Siren Home Security Kit With PIR Motion Sensor,Door/Window Sensors,And Remote Control (Connectable To Clouree Alarm
Amazon.com
33% off
$19.99
$29.99
Clouree 433Mhz Wireless Waterproof Siren Home Security Kit With PIR Motion Sensor,Door/Window Sensors,And Remote Control (Connectable To Clouree Alarm
Amazon.com
$20.99
$23.98
Wifi Door Sensor Window Detector: Smart Magnetic Door Open Detector With App Alerts, Wireless Home Security Contact Sensor, Tuya App Remote Control,
Amazon.com
63
12% off
$20.99
$23.98
Wifi Door Sensor Window Detector: Smart Magnetic Door Open Detector With App Alerts, Wireless Home Security Contact Sensor, Tuya App Remote Control,
Amazon.com
$47.99
Door Chime When Door Opens, Fullhouse Door Sensor Wireless Entry Alarm With 1000ft Range, 60 Chimes And 5 Volume Levels For Business/Store/Home Black
Amazon.com
13
Free shipping
$47.99
Door Chime When Door Opens, Fullhouse Door Sensor Wireless Entry Alarm With 1000ft Range, 60 Chimes And 5 Volume Levels For Business/Store/Home Black
Amazon.com
$65.99
Yolink Lora Smart Door Sensor Starter Kit: - 1/4 Mile Open-Air Range, Door Left-Open Reminders,5 Years Battery Life, SMS/Text, Email & App Alerts,
Amazon.com
Free shipping
$65.99
Yolink Lora Smart Door Sensor Starter Kit: - 1/4 Mile Open-Air Range, Door Left-Open Reminders,5 Years Battery Life, SMS/Text, Email & App Alerts,
Amazon.com
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    Shop Wireless Door Sensor Kit

    Sponsored
    About our ads
    $52.49
    $71.79
    2 Pack - Honeywell 5800MINI Door/Window Transmitter (REPLACES DISCONTINUED HONEYWELL 5811)
    Amazon.com
    Free shipping
    26% off
    $52.49
    $71.79
    2 Pack - Honeywell 5800MINI Door/Window Transmitter (REPLACES DISCONTINUED HONEYWELL 5811)
    Amazon.com
    $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
    22K+
    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
    $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
    $23.79
    $27.99
    Sanjie Wireless Door Chime Sensor, When Door Opens, Entry Alarm For Business/Home/Kids, 5 Adjustable Volume Ringer Alert 2 Sensors + 1 Receivers, 500
    Amazon.com
    15% off
    $23.79
    $27.99
    Sanjie Wireless Door Chime Sensor, When Door Opens, Entry Alarm For Business/Home/Kids, 5 Adjustable Volume Ringer Alert 2 Sensors + 1 Receivers, 500
    Amazon.com
    $27.93
    Door Chime When Door Opens, Fullhouse Door Sensor Wireless Entry Alarm With 1000ft Range, 60 Chimes And 5 Volume Levels For Business/Store/Home/Office
    Amazon.com
    $27.93
    Door Chime When Door Opens, Fullhouse Door Sensor Wireless Entry Alarm With 1000ft Range, 60 Chimes And 5 Volume Levels For Business/Store/Home/Office
    Amazon.com
    $22.69
    Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Buzzer (500ft Range, 32 Tunes, 5 Level Volume) Store Entrance Alert
    Amazon.com
    504
    $22.69
    Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Buzzer (500ft Range, 32 Tunes, 5 Level Volume) Store Entrance Alert
    Amazon.com
    $10.99
    $19.99
    Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy
    Amazon.com
    25K+
    Battery · Cost-Effective · Reliable Protection · Ring · Seamless Connectivity
    45% off
    $10.99
    $19.99
    Ring Alarm Contact Sensor - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design Fits Any Frame | Easy
    Amazon.com
    $47.10
    $56.00
    Safety Technology International, Inc. STI-3360 Wireless Entry Alert Chime With Receiver, Door Or Window Transmitter Sensor STI-3353 Receiver Sold
    Amazon.com
    Free shipping
    15% off
    $47.10
    $56.00
    Safety Technology International, Inc. STI-3360 Wireless Entry Alert Chime With Receiver, Door Or Window Transmitter Sensor STI-3353 Receiver Sold
    Amazon.com
    $75.99
    THIRDREALITY Zigbee Contact Sensor 4 Pack, Door And Window Monitor, Home Automation,Works With Home Assistant,Smartthings,Aeotec,Homey,Hubitat Or Echo
    Amazon.com
    825
    Free shipping
    $75.99
    THIRDREALITY Zigbee Contact Sensor 4 Pack, Door And Window Monitor, Home Automation,Works With Home Assistant,Smartthings,Aeotec,Homey,Hubitat Or Echo
    Amazon.com
    $15.00
    Xfinity Door Window Sensor Home Security XHD2-LD (Latest Generation 2023)
    Amazon.com
    19
    $15.00
    Xfinity Door Window Sensor Home Security XHD2-LD (Latest Generation 2023)
    Amazon.com
    $20.39
    $23.99
    Door Chime, Door Sensor Chime For Door Opens - Door Ringer With 500ft Operating Range 52 Chime Adjustable Volume Mute Mode LED Indicators -Entry Alert
    Amazon.com
    15% off
    $20.39
    $23.99
    Door Chime, Door Sensor Chime For Door Opens - Door Ringer With 500ft Operating Range 52 Chime Adjustable Volume Mute Mode LED Indicators -Entry Alert
    Amazon.com
    $19.83
    $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
    62
    $19.83
    $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
    $21.99
    Zoiinet Door Sensor Outlet Plug Kit, Wireless Mini Contact Window Sensor, Group Control Unlimited Devices, No Wiring No Wifi, 130 Ft, 15A/1500W,
    Amazon.com
    $21.99
    Zoiinet Door Sensor Outlet Plug Kit, Wireless Mini Contact Window Sensor, Group Control Unlimited Devices, No Wiring No Wifi, 130 Ft, 15A/1500W,
    Amazon.com
    $47.99
    Door Chime, Daytech Wireless Door Sensor Chime 800ft Range Door Entry Chime With 20 Chimes 5 Adjustable Volume Mute Mode LED Indicator Door Open Chime
    Amazon.com
    Free shipping
    $47.99
    Door Chime, Daytech Wireless Door Sensor Chime 800ft Range Door Entry Chime With 20 Chimes 5 Adjustable Volume Mute Mode LED Indicator Door Open Chime
    Amazon.com
    $53.99
    Wireless Door Chime For Business When Entering Door Chimes When Door Opens For Home Door Sensor Alarm With 800ft Range 55 Chimes 5 Volume Levels
    Amazon.com
    Free shipping
    $53.99
    Wireless Door Chime For Business When Entering Door Chimes When Door Opens For Home Door Sensor Alarm With 800ft Range 55 Chimes 5 Volume Levels
    Amazon.com
    $31.99
    Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Alarm Buzzer Store Entrance Alert Bell (1000ft Range, 32 Tunes, 5
    Amazon.com
    924
    $31.99
    Wireless Motion Sensor Door Chime: Business Entry Doorbell Indoor Motion Detector Alarm Buzzer Store Entrance Alert Bell (1000ft Range, 32 Tunes, 5
    Amazon.com
    $21.79
    Door Chime, METAK Wireless Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
    Amazon.com
    $21.79
    Door Chime, METAK Wireless Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
    Amazon.com
    $13.98
    $19.99
    Tapo Door Sensor Mini, Requires Tapo Hub, Long Battery Life W/Sub-1G Low-Power Wireless Protocol, Contact Sensor, 15mm Wide Gap Allowed, Real-Time
    Amazon.com
    105
    30% off
    $13.98
    $19.99
    Tapo Door Sensor Mini, Requires Tapo Hub, Long Battery Life W/Sub-1G Low-Power Wireless Protocol, Contact Sensor, 15mm Wide Gap Allowed, Real-Time
    Amazon.com