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DSC Wireless Door/Window Contact WS4945W

DSC Wireless Door/Window Contact WS4945W

" WIRELESS DOOR/WINDOW CONTACT W/NORMALLY CLOSED EXTERNAL Built-in reed switch Normally closed external contact input 1 lithium battery included Reliable 433 MHz technology Available in brown housing Case and wall tamper Approval Listings: European CE...

at Security Best Buy

Forecum Wireless Anti-theft Door and Window Alarm Magnetic Contact Sensor Burglar Alarm System with Two Remote Control for Home/Office Security

Forecum Wireless Anti-theft Door and Window Alarm Magnetic Contact Sensor Burglar Alarm System with Two Remote Control for Home/Office Security

long description is not available ... more

$22.37

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iSmartAlarm Wireless Contact Sensor Two Pack DWS3R

iSmartAlarm Wireless Contact Sensor Two Pack DWS3R

[Pre Order - allow extra time] iSmartAlarm Wireless Contact Sensor Two Pack Two Door/Window Contact Sensors Included, Easily Mount to Door/Window Openings, Adheres to Surfaces with Two-Sided Tape, Wireless and Battery-Powered, Easily... ... more

iSmartAlarm Wireless Contact Sensor Two Pack DWS3R

[Pre Order - allow extra time] iSmartAlarm Wireless Contact Sensor Two Pack Two Door/Window Contact Sensors Included, Easily Mount to Door/Window Openings, Adheres to Surfaces with Two-Sided Tape, Wireless and Battery-Powered, Easily...

(300,000+)

$59.99 $50.99

FREE shipping

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(300,000+)
Fortress Security Store (TM) Contact Sensor for S02 or GSM Security System - Window & Door Sensors

Fortress Security Store (TM) Contact Sensor for S02 or GSM Security System - Window & Door Sensors

The most likely method of forced entry into a home or office is via a door or windows. That s why it s so important to have contact sensors attached to the windows and doors on your home - at least on the ground floor. These magnetic sensors can detect... ... more

Fortress Security Store (TM) Contact Sensor for S02 or GSM Security System - Window & Door Sensors

The most likely method of forced entry into a home or office is via a door or windows. That s why it s so important to have contact sensors attached to the windows and doors on your home - at least on the ground floor. These magnetic sensors can detect...

$16.99

FREE shipping

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ALEKO 10BS-MC27ST 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC27ST 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC27ST 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. and will not work as N.C. (when the door is open, it is N.C.; when the... ... more

ALEKO 10BS-MC27ST 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC27ST 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. and will not work as N.C. (when the door is open, it is N.C.; when the...

$16.89

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Skylink Wireless Window/Door Sensor - WD-MT

Skylink Wireless Window/Door Sensor - WD-MT

Dimensions: 3.12L x 1.25W x 5.87H in.. AAA battery powered with low battery detection (not included). Instant alert of a door or window opening on your property. Wireless range up to 600 ft.. Compatible with SkylinkNet Connected Home Security systems.... ... more

Skylink Wireless Window/Door Sensor - WD-MT

Dimensions: 3.12L x 1.25W x 5.87H in.. AAA battery powered with low battery detection (not included). Instant alert of a door or window opening on your property. Wireless range up to 600 ft.. Compatible with SkylinkNet Connected Home Security systems....

Hayneedle

$25.85

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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

(300,000+)

$50.99

FREE shipping

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Crutchfield

(300,000+)
Mace Wireless Home Security System 80355

Mace Wireless Home Security System 80355

Protect your home or office with the simple and affordable 80355 Wireless Home Security System from Mace. The system consists of a main unit plus a wireless door/window sensor a wireless motion detector and a remote control unit with a panic button.... ... more

Mace Wireless Home Security System 80355

Protect your home or office with the simple and affordable 80355 Wireless Home Security System from Mace. The system consists of a main unit plus a wireless door/window sensor a wireless motion detector and a remote control unit with a panic button....

(300,000+)

$94.00

FREE shipping

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(300,000+)
Linear Wadwaz-1 Z-wave Wireless Door/window Sensor

Linear Wadwaz-1 Z-wave Wireless Door/window Sensor

The Linear WADWAZ-1 is a two-piece sensor designed to be affixed to a door, window or other permanent fixture that opens and closes, such as a drawer, safe, or valuables storage cabinet. Once paired with a compatible Z-Wave controller or hub, the... ... more

Linear Wadwaz-1 Z-wave Wireless Door/window Sensor

The Linear WADWAZ-1 is a two-piece sensor designed to be affixed to a door, window or other permanent fixture that opens and closes, such as a drawer, safe, or valuables storage cabinet. Once paired with a compatible Z-Wave controller or hub, the...

Peazz

$46.51

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Ge 45115 Wireless Window Alarms, 2 Pk

Ge 45115 Wireless Window Alarms, 2 Pk

Alarm sounds when window or door is opened. The GE Personal Security Window or Door Alarm includes two alarm sensors that can be attached to windows, doors, sheds, cabinets, gates and more. The alarm features two sound settings—120 dB siren and door... ... more

Ge 45115 Wireless Window Alarms, 2 Pk

Alarm sounds when window or door is opened. The GE Personal Security Window or Door Alarm includes two alarm sensors that can be attached to windows, doors, sheds, cabinets, gates and more. The alarm features two sound settings—120 dB siren and door...

HomeGoodsCenter

$26.51

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Ge 45115 Wireless Window Alarms, 2 Pk

Ge 45115 Wireless Window Alarms, 2 Pk

Alarm sounds when window or door is opened. The GE Personal Security Window or Door Alarm includes two alarm sensors that can be attached to windows, doors, sheds, cabinets, gates and more. The alarm features two sound settings—120 dB siren and door... ... more

Ge 45115 Wireless Window Alarms, 2 Pk

Alarm sounds when window or door is opened. The GE Personal Security Window or Door Alarm includes two alarm sensors that can be attached to windows, doors, sheds, cabinets, gates and more. The alarm features two sound settings—120 dB siren and door...

Peazz

$26.51

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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

(300,000+)

$50.99

FREE shipping

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Crutchfield

(300,000+)
INSTEON Hidden Door Sensor (White) 2845-292

INSTEON Hidden Door Sensor (White) 2845-292

INSTEON Hidden Door Sensor (White) For Use with INSTEON Systems, Up to 150' Wireless Range, Accommodates Doors and Frames, Compatible with Select Window Types, Battery Powered HOME AUTOMATION-Sensors ... more

INSTEON Hidden Door Sensor (White) 2845-292

INSTEON Hidden Door Sensor (White) For Use with INSTEON Systems, Up to 150' Wireless Range, Accommodates Doors and Frames, Compatible with Select Window Types, Battery Powered HOME AUTOMATION-Sensors

(300,000+)

$34.99

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(300,000+)
Skylink Door/Window Sensor, Model WT433E

Skylink Door/Window Sensor, Model WT433E

Free Gift Card w/ Order

Skylink door/window sensor protects doors and windows. Designed to work with Skylink Security systems notifies control panel of deluxe system Item# 164287 or emergency dialer Item# 17615, if installed for standard system Item# 164286 when contact is... ... more

Skylink Door/Window Sensor, Model WT433E

Skylink door/window sensor protects doors and windows. Designed to work with Skylink Security systems notifies control panel of deluxe system Item# 164287 or emergency dialer Item# 17615, if installed for standard system Item# 164286 when contact is...

$24.99

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Ge 51107 Wireless Alarm System Kit

Ge 51107 Wireless Alarm System Kit

Keep tabs on when your doors and windows are opened with this easy-to-use alarm system. The door alarm features an 8-second delay so you can enter the room and disarm the alarm with your 4-digit security code. The alarm will ensure that no one gets in... ... more

Ge 51107 Wireless Alarm System Kit

Keep tabs on when your doors and windows are opened with this easy-to-use alarm system. The door alarm features an 8-second delay so you can enter the room and disarm the alarm with your 4-digit security code. The alarm will ensure that no one gets in...

Peazz

$45.26

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Ge 51107 Wireless Alarm System Kit

Ge 51107 Wireless Alarm System Kit

Keep tabs on when your doors and windows are opened with this easy-to-use alarm system. The door alarm features an 8-second delay so you can enter the room and disarm the alarm with your 4-digit security code. The alarm will ensure that no one gets in... ... more

Ge 51107 Wireless Alarm System Kit

Keep tabs on when your doors and windows are opened with this easy-to-use alarm system. The door alarm features an 8-second delay so you can enter the room and disarm the alarm with your 4-digit security code. The alarm will ensure that no one gets in...

HomeGoodsCenter

$45.26

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Skylink Wireless Window/Door Sensor - WD-MT

Skylink Wireless Window/Door Sensor - WD-MT

Dimensions: 3.12L x 1.25W x 5.87H in.. AAA battery powered with low battery detection (not included). Instant alert of a door or window opening on your property. Wireless range up to 600 ft.. Compatible with SkylinkNet Connected Home Security systems.... ... more

Skylink Wireless Window/Door Sensor - WD-MT

Dimensions: 3.12L x 1.25W x 5.87H in.. AAA battery powered with low battery detection (not included). Instant alert of a door or window opening on your property. Wireless range up to 600 ft.. Compatible with SkylinkNet Connected Home Security systems....

Hayneedle

$25.85

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Skylink Wireless Window/Door Sensor - WD-MT

Skylink Wireless Window/Door Sensor - WD-MT

Dimensions: 3.12L x 1.25W x 5.87H in.. AAA battery powered with low battery detection (not included). Instant alert of a door or window opening on your property. Wireless range up to 600 ft.. Compatible with SkylinkNet Connected Home Security systems.... ... more

Skylink Wireless Window/Door Sensor - WD-MT

Dimensions: 3.12L x 1.25W x 5.87H in.. AAA battery powered with low battery detection (not included). Instant alert of a door or window opening on your property. Wireless range up to 600 ft.. Compatible with SkylinkNet Connected Home Security systems....

Hayneedle

$25.85

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Skylink Door/Window Sensor, Model WT433E

Skylink Door/Window Sensor, Model WT433E

Skylink door/window sensor protects doors and windows. Designed to work with Skylink Security systems notifies control panel of deluxe system Item# 164287 or emergency dialer Item# 17615, if installed for standard system Item# 164286 when contact is... ... more

Skylink Door/Window Sensor, Model WT433E

Skylink door/window sensor protects doors and windows. Designed to work with Skylink Security systems notifies control panel of deluxe system Item# 164287 or emergency dialer Item# 17615, if installed for standard system Item# 164286 when contact is...

$24.99

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Skylink Wireless Door/Window Sensor for Security Alarm System

Skylink Wireless Door/Window Sensor for Security Alarm System

This Skylink wireless door/window sensor for security system works with the Skylink wireless deluxe security system with emergency dialer, Item# 164287 (sold separately). Add to your system with this sensor, which protects doors and windows by sending... ... more

Skylink Wireless Door/Window Sensor for Security Alarm System

This Skylink wireless door/window sensor for security system works with the Skylink wireless deluxe security system with emergency dialer, Item# 164287 (sold separately). Add to your system with this sensor, which protects doors and windows by sending...

Kotulas.com

$24.99

FREE shipping

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FireKing Magnetic Door & Window Contact Alarm - (1 Each) (Master), White (Plastic)

FireKing Magnetic Door & Window Contact Alarm - (1 Each) (Master), White (Plastic)

Magnetic window and door alarm protects your home or office from intruders. Magnetic sensor detects when opened to quickly signal when a break-in occurs. 110-decibel alarm delivers a loud alert signal to notify you and scare off potential intruders.... ... more

FireKing Magnetic Door & Window Contact Alarm - (1 Each) (Master), White (Plastic)

Magnetic window and door alarm protects your home or office from intruders. Magnetic sensor detects when opened to quickly signal when a break-in occurs. 110-decibel alarm delivers a loud alert signal to notify you and scare off potential intruders....

Overstock.com

(675,000+)

$16.59

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Overstock.com

(675,000+)
GE 45115 Wireless Window Alarm (Set of 2) (Ge 45115 Wireless Window Alarm, 2 Pk)

GE 45115 Wireless Window Alarm (Set of 2) (Ge 45115 Wireless Window Alarm, 2 Pk)

Window alarm Sounds when a window or door is opened Operates in chime or alarm mode Easy to install Magnetic Battery operated Wireless Low battery test button and light 2 count ... more

GE 45115 Wireless Window Alarm (Set of 2) (Ge 45115 Wireless Window Alarm, 2 Pk)

Window alarm Sounds when a window or door is opened Operates in chime or alarm mode Easy to install Magnetic Battery operated Wireless Low battery test button and light 2 count

Overstock.com

(675,000+)

$23.80

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Overstock.com

(675,000+)
SecurityMan SM-002M Iwatchalarm Door/Window Sensor, Clear

SecurityMan SM-002M Iwatchalarm Door/Window Sensor, Clear

SecurityMan SM-002M is an add-on wireless Door/Window sensors in the wireless home automation alarm system. It can add up to 128 sensors which transmit the long distance and penetrate the wall better. Even lower power consumption which is less... ... more

SecurityMan SM-002M Iwatchalarm Door/Window Sensor, Clear

SecurityMan SM-002M is an add-on wireless Door/Window sensors in the wireless home automation alarm system. It can add up to 128 sensors which transmit the long distance and penetrate the wall better. Even lower power consumption which is less...

Overstock.com

(675,000+)

$33.99

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Overstock.com

(675,000+)
WD-MT Skylink Wireless Window and Door Sensor for SkylinkNet Connected Home Security Alarm & Home Automation System and M-Series. Monitor your Door or Window open or closed status

WD-MT Skylink Wireless Window and Door Sensor for SkylinkNet Connected Home Security Alarm & Home Automation System and M-Series. Monitor your Door or Window open or closed status

The Skylink WD-MT Wireless Window & Door Sensor simply mounts to any window or door frame with double sided tape to track / monitor the status of open or closed. When the status changes, an instant push notification is sent to your Smartphone or mobile... ... more

WD-MT Skylink Wireless Window and Door Sensor for SkylinkNet Connected Home Security Alarm & Home Automation System and M-Series. Monitor your Door or Window open or closed status

The Skylink WD-MT Wireless Window & Door Sensor simply mounts to any window or door frame with double sided tape to track / monitor the status of open or closed. When the status changes, an instant push notification is sent to your Smartphone or mobile...

$25.19

FREE shipping

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Wireless shock sensor w/ door window contact built-in

Wireless shock sensor w/ door window contact built-in

Wireless shock sensor w/ door window contact built-in SKU:ADIB002GCLOXC ... more

Wireless shock sensor w/ door window contact built-in

Wireless shock sensor w/ door window contact built-in SKU:ADIB002GCLOXC

$47.42

FREE shipping

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ALEKO 10BS-MC12S-M 10 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 10BS-MC12S-M 10 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 10BS-MC12S-M 10 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws or Twin Adhesive Contact Type: N.O. (when the door is open, it is N.C.; when the door is... ... more

ALEKO 10BS-MC12S-M 10 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 10BS-MC12S-M 10 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws or Twin Adhesive Contact Type: N.O. (when the door is open, it is N.C.; when the door is...

$14.80

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ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)... ... more

ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)...

$11.10

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Door Window NO/NC Recessed Security Contact Sensor Alarm Magnetic Reed Switch

Door Window NO/NC Recessed Security Contact Sensor Alarm Magnetic Reed Switch

NO NC type designed for use with alarm systems. Great for use in family and factory window, door. etc. Switch Type: NC(normal close type), the circuit is closed normally, and, that if a magnet comes near it, the circuit opens. Switch Type: NO(normal... ... more

Door Window NO/NC Recessed Security Contact Sensor Alarm Magnetic Reed Switch

NO NC type designed for use with alarm systems. Great for use in family and factory window, door. etc. Switch Type: NC(normal close type), the circuit is closed normally, and, that if a magnet comes near it, the circuit opens. Switch Type: NO(normal...

$23.99 $11.64

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75% OFF | New Generation Wireless GSM Home Security Alarm|FROM 2017 with our own SIM CARD SERVICE FOR ONLY 16.99!!!! (all included) | Wireless Panic Button, Door, Window and Motion Sensors

75% OFF | New Generation Wireless GSM Home Security Alarm|FROM 2017 with our own SIM CARD SERVICE FOR ONLY 16.99!!!! (all included) | Wireless Panic Button, Door, Window and Motion Sensors

Homekit Alarm System is designed to give you 24/7 control of your home, apartment or small business. Includes: Central Panel with Remote Listening System and Siren Remote Control Wireless Contact Sensor Wireless Motion Sensor Wireless Panic Button... ... more

75% OFF | New Generation Wireless GSM Home Security Alarm|FROM 2017 with our own SIM CARD SERVICE FOR ONLY 16.99!!!! (all included) | Wireless Panic Button, Door, Window and Motion Sensors

Homekit Alarm System is designed to give you 24/7 control of your home, apartment or small business. Includes: Central Panel with Remote Listening System and Siren Remote Control Wireless Contact Sensor Wireless Motion Sensor Wireless Panic Button...

$112.99

FREE shipping

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Skylink Wireless Security System Door/Window Sensor (WT-433)

Skylink Wireless Security System Door/Window Sensor (WT-433)

Increase your peace of mind at home by making sure intruders don’t go undetected. The Skylink Wireless Security System Door/Window Sensor monitors your home entrances and alerts you when a door or window is opened. Keep your property safe; keep your... ... more

Skylink Wireless Security System Door/Window Sensor (WT-433)

Increase your peace of mind at home by making sure intruders don’t go undetected. The Skylink Wireless Security System Door/Window Sensor monitors your home entrances and alerts you when a door or window is opened. Keep your property safe; keep your...

$24.91

FREE shipping

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1 Set RC-36 NC+NO Recessed Window Door Contact Magnetic Alarm Reed Switch Brown

1 Set RC-36 NC+NO Recessed Window Door Contact Magnetic Alarm Reed Switch Brown

Description: Easy to install and easy to use. Widely used in security window door carbinet contact. Recessed mounting, white ABS fireproof plastic shell which has a long machanical life. For CALIFORNIA residents only: WARNING: This product contains... ... more

1 Set RC-36 NC+NO Recessed Window Door Contact Magnetic Alarm Reed Switch Brown

Description: Easy to install and easy to use. Widely used in security window door carbinet contact. Recessed mounting, white ABS fireproof plastic shell which has a long machanical life. For CALIFORNIA residents only: WARNING: This product contains...

$20.99 $10.37

FREE shipping

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STW 10Pcs Wireless Home Door Window Burglar DIY Safety Security alarm System Magnetic Sensor

STW 10Pcs Wireless Home Door Window Burglar DIY Safety Security alarm System Magnetic Sensor

STW 10Pcs Wireless Home Door Window Burglar DIY Safety Security alarm System Magnetic Sensor ... more

STW 10Pcs Wireless Home Door Window Burglar DIY Safety Security alarm System Magnetic Sensor

STW 10Pcs Wireless Home Door Window Burglar DIY Safety Security alarm System Magnetic Sensor

$18.42

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Wsdcam Wireless Anti-Theft Remote Control Door And Window Security Alarms w/ 2 x Remote Control

Wsdcam Wireless Anti-Theft Remote Control Door And Window Security Alarms w/ 2 x Remote Control

Host 2AAA alkaline batteries to operate ( not included ) An 12V/27A alkaline batteries ( not included ) of the remote control to operate Installation: Select windows and doors to the installation location, with water and cloth to clean the mounting... ... more

Wsdcam Wireless Anti-Theft Remote Control Door And Window Security Alarms w/ 2 x Remote Control

Host 2AAA alkaline batteries to operate ( not included ) An 12V/27A alkaline batteries ( not included ) of the remote control to operate Installation: Select windows and doors to the installation location, with water and cloth to clean the mounting...

$18.42

FREE shipping

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ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... ... more

ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact...

$6.41

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ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)... ... more

ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)...

$11.25

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Set MC-51 Alarm Security Magnetic Door Contact Reed Switch NO 37 x 14 x 7.5mm

Set MC-51 Alarm Security Magnetic Door Contact Reed Switch NO 37 x 14 x 7.5mm

Description: Actuation Distance: 20-30mm. The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for use in family and factory window, door. etc. Screw Mounted for easily install. For... ... more

Set MC-51 Alarm Security Magnetic Door Contact Reed Switch NO 37 x 14 x 7.5mm

Description: Actuation Distance: 20-30mm. The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for use in family and factory window, door. etc. Screw Mounted for easily install. For...

$22.99 $11.30

FREE shipping

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Door Window Wireless Alarm Security Magnetic Contact Detector Switch White 2Pcs

Door Window Wireless Alarm Security Magnetic Contact Detector Switch White 2Pcs

The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for use in family and factory window, door etc. With double-sides tape design that for easily install. For CALIFORNIA residents... ... more

Door Window Wireless Alarm Security Magnetic Contact Detector Switch White 2Pcs

The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for use in family and factory window, door etc. With double-sides tape design that for easily install. For CALIFORNIA residents...

$17.99 $8.67

FREE shipping

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Hai 58a00-1 Wireless Mini Door/window Contact (58a001)

Hai 58a00-1 Wireless Mini Door/window Contact (58a001)

The 58A00-1 Mini Door/Window Transmitter is a mini sized supervised wireless contact that works with the HAI 45A00-1 Wireless Receiver. Miscellaneous Compatibility: HAI 45A00-1 Wireless Receiver ... more

Hai 58a00-1 Wireless Mini Door/window Contact (58a001)

The 58A00-1 Mini Door/Window Transmitter is a mini sized supervised wireless contact that works with the HAI 45A00-1 Wireless Receiver. Miscellaneous Compatibility: HAI 45A00-1 Wireless Receiver

$54.00

FREE shipping

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INOVONICS WIRELESS CORPORATION EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER

INOVONICS WIRELESS CORPORATION EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER

INOVONICS WIRELESS CORPORATION EN1215WEOL DOOR WINDOW XTMR WRLS WALL TMP EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER ... more

INOVONICS WIRELESS CORPORATION EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER

INOVONICS WIRELESS CORPORATION EN1215WEOL DOOR WINDOW XTMR WRLS WALL TMP EN1215WEOL DOOR WINDOW TRANSMITTER WIRELESS W/WALL TAMPER

$69.99

FREE shipping

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Fortress Security Safeguard Preferred Kit: DIY Wireless All-In-One Standalone Personal Security Alarm System with Remote for Easy Control and 2 Door and Window Contact Sensors

Fortress Security Safeguard Preferred Kit: DIY Wireless All-In-One Standalone Personal Security Alarm System with Remote for Easy Control and 2 Door and Window Contact Sensors

The Safeguard all-in-one door alarm from Fortress Security Store is ideal for monitoring any doors, windows, or anything else that opens or closes. The Safeguard alarm is designed to work independently or with additional Fortress Security Store... ... more

Fortress Security Safeguard Preferred Kit: DIY Wireless All-In-One Standalone Personal Security Alarm System with Remote for Easy Control and 2 Door and Window Contact Sensors

The Safeguard all-in-one door alarm from Fortress Security Store is ideal for monitoring any doors, windows, or anything else that opens or closes. The Safeguard alarm is designed to work independently or with additional Fortress Security Store...

$29.95

FREE shipping

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ALEKO 10BS-MC03R-K 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R-K 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R-K 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... ... more

ALEKO 10BS-MC03R-K 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R-K 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact...

$20.98

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