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$17.99
Sopepoyie RC-36 NC/NO Recessed Wired Security Window Door Contact Sensor Brown Alarm Magnetic Reed Switch 5 Sets
Amazon.com
4
$17.99
Sopepoyie RC-36 NC/NO Recessed Wired Security Window Door Contact Sensor Brown Alarm Magnetic Reed Switch 5 Sets
Amazon.com
4
$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
$18.59
5Sets MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch Black
Amazon.com
24
$18.59
5Sets MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch Black
Amazon.com
24
$11.99
GAGALOR 4 Sets NC Wired Door Alarm Magnetic Contact Sensor With Double Side Tape
Amazon.com
50
$11.99
GAGALOR 4 Sets NC Wired Door Alarm Magnetic Contact Sensor With Double Side Tape
Amazon.com
50
$17.99
Uxcell Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications OC-55
Amazon.com
41
$17.99
Uxcell Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications OC-55
Amazon.com
41
$12.99
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC With Adjustable Bracket
Amazon.com
135
$12.99
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC With Adjustable Bracket
Amazon.com
135
$21.99
$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
1K+
$21.99
$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
1K+
$90.77
2507A-L Edwards Sentrol Magnetic Contact
Valin Process Control Solutions
$90.77
2507A-L Edwards Sentrol Magnetic Contact
Valin Process Control Solutions
$301.74
$392.26
SDC - 1581VD - Single Emlock Magnetic Locks With Automatic Voltage Sensing Input And Door Position Sensor - 650 Lbs Holding Force - Satin Aluminum
LocksmithKeyless
23% off
$301.74
$392.26
SDC - 1581VD - Single Emlock Magnetic Locks With Automatic Voltage Sensing Input And Door Position Sensor - 650 Lbs Holding Force - Satin Aluminum
LocksmithKeyless
$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
248
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
248
$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
28K+
$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
28K+
$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
1K+
$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
1K+
$369.39
$443.27
RCI 8310-28 - Multimag Electromagnetic Lock With Single Door Status Sensor - 12/24VDC - 28 (Brushed Aluminum-689)
LocksmithKeyless
16% off
$369.39
$443.27
RCI 8310-28 - Multimag Electromagnetic Lock With Single Door Status Sensor - 12/24VDC - 28 (Brushed Aluminum-689)
LocksmithKeyless
$384.19
$461.03
RCI 8310-40 - Multimag Electromagnetic Lock With Single Door Status Sensor - 12/24VDC - 40 (Dark Bronze-695)
LocksmithKeyless
16% off
$384.19
$461.03
RCI 8310-40 - Multimag Electromagnetic Lock With Single Door Status Sensor - 12/24VDC - 40 (Dark Bronze-695)
LocksmithKeyless
$490.00
SDC 1511VD Single Emlock Magnetic Lock, Door Position Sensor, Satin Aluminum Clear Anodized
Keyless Access Locks
$490.00
SDC 1511VD Single Emlock Magnetic Lock, Door Position Sensor, Satin Aluminum Clear Anodized
Keyless Access Locks
$32.39
$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
1K+
10% off
$32.39
$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
1K+
$787.00
Schlage M420P High Security Electromagnetic Single Lock W/ Door Monitor & Sensor
Keyless Access Locks
$787.00
Schlage M420P High Security Electromagnetic Single Lock W/ Door Monitor & Sensor
Keyless Access Locks
$29.99
Eufy Security Entry Sensor, Detects Opened And Closed Doors Or Windows, Door Monitoring, Sends Alerts, Triggers Siren, 2-Year Battery Life, Indoor Use
Amazon.com
1K+
$29.99
Eufy Security Entry Sensor, Detects Opened And Closed Doors Or Windows, Door Monitoring, Sends Alerts, Triggers Siren, 2-Year Battery Life, Indoor Use
Amazon.com
1K+
$10.09
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (4 Pcs) Home Alarm(Batteries Not I
Walmart
16
$10.09
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (4 Pcs) Home Alarm(Batteries Not I
Walmart
16
$10.09
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (2 Pcs) Home Alarm(Batteries Not I
Walmart
$10.09
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (2 Pcs) Home Alarm(Batteries Not I
Walmart
$48.29
Enerlites Z-Wave White Plastic Magnetic Door/Window Sensor Control (Enerlites ZWN-BDS-PLUS)
HomElectrical
$48.29
Enerlites Z-Wave White Plastic Magnetic Door/Window Sensor Control (Enerlites ZWN-BDS-PLUS)
HomElectrical
$77.21
HAGER 2-679-0626 Magnetic Concealed Door Status Sensor 1/2in Gap
Voomi Supply
$77.21
HAGER 2-679-0626 Magnetic Concealed Door Status Sensor 1/2in Gap
Voomi Supply
$329.00
Alarm Controls 600LB Single Magnetic Lock With Bond Sensor, Door Status Sensor And Status LED
Keyless Access Locks
$329.00
Alarm Controls 600LB Single Magnetic Lock With Bond Sensor, Door Status Sensor And Status LED
Keyless Access Locks
$11.99
Door-Window-Alarm-Personal-Security-Window-Burglar-Home-Wireless-Magnetic-Sensor-Anti-Theft-Alarm-6-Pcs-Alarm-Batteries-Included
Walmart
$11.99
Door-Window-Alarm-Personal-Security-Window-Burglar-Home-Wireless-Magnetic-Sensor-Anti-Theft-Alarm-6-Pcs-Alarm-Batteries-Included
Walmart
$11.99
$13.99
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (6 Pcs) Home Alarm(Batteries Not I
Walmart
14
14% off
$11.99
$13.99
Door Window Alarm, Personal Security Window, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-Theft Alarm (6 Pcs) Home Alarm(Batteries Not I
Walmart
14
$541.26
Allpoints 99-124 Switch Industrial Magnetic Sensor For Air Doors | OEM | Commercial Restaurant Supply
RestaurantSupply.com
$541.26
Allpoints 99-124 Switch Industrial Magnetic Sensor For Air Doors | OEM | Commercial Restaurant Supply
RestaurantSupply.com
$63.88
SECURITY DOOR CONTROLS MC-7 DPS Monitoring Biased High Security Recessed Magnetic Contact
Voomi Supply
$63.88
SECURITY DOOR CONTROLS MC-7 DPS Monitoring Biased High Security Recessed Magnetic Contact
Voomi Supply
$13.99
$19.99
Aqara - T1 Door And Window Sensor- Requires Hub Product, Supports Apple Homekit, Alexa, Google, Smartthings - White
Best Buy
8
30% off
$13.99
$19.99
Aqara - T1 Door And Window Sensor- Requires Hub Product, Supports Apple Homekit, Alexa, Google, Smartthings - White
Best Buy
8
$102.81
$138.96
SECO-LARM E-941SA-600PQ 600-Lb Electromagnetic Door Lock With LED, Bond Sensor & Mounting Accessories, UL Listed
LocksmithKeyless
26% off
$102.81
$138.96
SECO-LARM E-941SA-600PQ 600-Lb Electromagnetic Door Lock With LED, Bond Sensor & Mounting Accessories, UL Listed
LocksmithKeyless
$23.79
METAK Door Chime, Wireless Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
Amazon.com
1K+
$23.79
METAK Door Chime, Wireless Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
Amazon.com
1K+
$38.99
METAK Wireless Door Chime, Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
Amazon.com
1K+
Free shipping
$38.99
METAK Wireless Door Chime, Door Open Contact Sensor Alarm With 500 ft Range, 58 Chimes And 5 Volume Levels For Business/Store/Home/Office When
Amazon.com
1K+
$464.00
Alarm Controls 600DLB Double Magnetic Lock With Bond Sensor, Door Status Sensor And Status LED
Keyless Access Locks
$464.00
Alarm Controls 600DLB Double Magnetic Lock With Bond Sensor, Door Status Sensor And Status LED
Keyless Access Locks
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
$754.75
$905.70
RCI 8320-28 - Multimag Electromagnetic Lock With 2-Door Status Sensor - 12/24VDC - 28 (Brushed Aluminum-689)
LocksmithKeyless
16% off
$754.75
$905.70
RCI 8320-28 - Multimag Electromagnetic Lock With 2-Door Status Sensor - 12/24VDC - 28 (Brushed Aluminum-689)
LocksmithKeyless
$20.83
Seco-Larm SM-226L-3Q Overhead Door Magnetic Contact, 2.75-Inch Gap, Open/Closed Loop Circuits (3 Wires), 24" Armored Wire Leads, Weatherproof
Amazon.com
$20.83
Seco-Larm SM-226L-3Q Overhead Door Magnetic Contact, 2.75-Inch Gap, Open/Closed Loop Circuits (3 Wires), 24" Armored Wire Leads, Weatherproof
Amazon.com
$433.00
Rutherford Controls RCI 8371-DSS/SCS Surface Minimag Electromagnetic Lock W/ Door Status Sensor/Security Condition Sensor & LED
Keyless Access Locks
$433.00
Rutherford Controls RCI 8371-DSS/SCS Surface Minimag Electromagnetic Lock W/ Door Status Sensor/Security Condition Sensor & LED
Keyless Access Locks
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