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Alarm Door Sensor

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Sentek Recessed Door Window Security Alarm Reed Switch Sensor

Sentek Recessed Door Window Security Alarm Reed Switch Sensor

US $ 0.66-0.82 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
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Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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Reflective Infrared Photoelectric Sensor Motion Sensor Beam Alarm Rolling Shutter Door Alarm Detector

Reflective Infrared Photoelectric Sensor Motion Sensor Beam Alarm Rolling Shutter Door Alarm Detector

US $ 11.5-13 / Piece FOB
50 Pieces (MOQ)
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Installation Mode : Wall Mounted
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ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Wired Home Security Door Window Entry Alarm, Door Alarm Warning System Magnetic Sensor

Wired Home Security Door Window Entry Alarm, Door Alarm Warning System Magnetic Sensor

US $ 1.89-2.89 / Piece FOB
500 Pieces (MOQ)
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Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
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Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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Recessed Mounted Wired Alarm Door Sensor with RoHS Materials

Recessed Mounted Wired Alarm Door Sensor with RoHS Materials

US $ 0.6-1 / Pair FOB
10 Pairs (MOQ)
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Standard : Standard
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Ease Security Co., Ltd.

Guangdong, China Since 2014
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Mr-5c-55A Door Magnetic Alarm Sensor Manufacturer

Mr-5c-55A Door Magnetic Alarm Sensor Manufacturer

10 Pieces (MOQ)
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Main Products: Sensors, Level Switch, Float Level Sensor, Flow Sensor, Level Sensor, Liquid Level Sensor
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Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
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Hidden Recessed Mounted Magnetic Door Window Alarm Sensor Ce/RoHS (BR-1012T)

Hidden Recessed Mounted Magnetic Door Window Alarm Sensor Ce/RoHS (BR-1012T)

US $ 0.78 / Piece FOB
500 Pieces (MOQ)
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Certification : CE
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Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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Hot Sale Garage Door Alarm Sensor Yet502

Hot Sale Garage Door Alarm Sensor Yet502

2 Pieces (MOQ)
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Main Products: Wireless Remote Control, Door Opener, Door Lock, Transmitter, Receiver
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ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Wireless Magnetic Window/Door Sensor for Alarm System

Wireless Magnetic Window/Door Sensor for Alarm System

US $ 2.45-2.89 / Piece FOB
100 Pieces (MOQ)
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Application : Home, Communication Electronic Products, Industry, Special Equipment
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Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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Metal Rolling Garage Door Alarm Sensor with Ce (SC-55Z)

Metal Rolling Garage Door Alarm Sensor with Ce (SC-55Z)

US $ 0.8-1 / Pair FOB
10 Pairs (MOQ)
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Main Products: Alarm System, Security Products, Beam Sensor, Alarm, Door Magnetic Switch, GSM Alarm, Remote Control Switch, Door Sensor Window Sensor, Strobe Siren, Photoelectric Beam Detector
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Ease Security Co., Ltd.

Guangdong, China Since 2014
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Mr-5c-53 Cabinet Light Switch Door Contact Alarm Reed Switch Sensor

Mr-5c-53 Cabinet Light Switch Door Contact Alarm Reed Switch Sensor

10 Pieces (MOQ)
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Wires : Two-Wires
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Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
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Wireless Door Alarm Ultra-Thin Door or Window Contact Sensor

Wireless Door Alarm Ultra-Thin Door or Window Contact Sensor

US $ 7-11 / Piece FOB
100 Pieces (MOQ)
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Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
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Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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Simple Beam Photoelectric Infrared Detector 20m Alarm Home Security System Door Sensor Yet609

Simple Beam Photoelectric Infrared Detector 20m Alarm Home Security System Door Sensor Yet609

US $ 3.8-5 / Set FOB
2 Sets (MOQ)
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Material : Plastic
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ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Wireless Home Burglar Alarm Magnetic Door Sensor

Wireless Home Burglar Alarm Magnetic Door Sensor

US $ 2.5-2.8 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
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Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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1000m Wireless Door Sensor for Alarm System (ES-301MC)

1000m Wireless Door Sensor for Alarm System (ES-301MC)

US $ 0.8-1 / Piece FOB
10 Pieces (MOQ)
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Application : Home, Communication Electronic Products, Car/Motorcycle
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Ease Security Co., Ltd.

Guangdong, China Since 2014
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Pill Profile Surface Mounted Alarm Magnetic Contact/Door Sensor BS-2026A

Pill Profile Surface Mounted Alarm Magnetic Contact/Door Sensor BS-2026A

US $ 0.6-1.5 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
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Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
Wireless 12V Magnetic Switch Opening Garage Door Alarm Sensor Yet502

Wireless 12V Magnetic Switch Opening Garage Door Alarm Sensor Yet502

2 Pieces (MOQ)
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Usage : Anti-theft, Metal, Gas, Temperature, Liquid
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ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Security Alarm Wired Metal China Magnetic Switch Door Sensor

Security Alarm Wired Metal China Magnetic Switch Door Sensor

US $ 1.9-2.69 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
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Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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Surface Mounted Wired Door Sensor for Alarm (MC-31)

Surface Mounted Wired Door Sensor for Alarm (MC-31)

US $ 0.3-1 / Pair FOB
10 Pairs (MOQ)
More
Certification : ISO, GS, RoHS, CE
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Ease Security Co., Ltd.

Guangdong, China Since 2014
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Normally Open Automatic Sliding Door Window Contact Sensor for Home Security Alarm

Normally Open Automatic Sliding Door Window Contact Sensor for Home Security Alarm

US $ 0.53-0.62 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
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Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
Security Beam Alarm Sensor Outdoor for Rolller Shutter Roling Door

Security Beam Alarm Sensor Outdoor for Rolller Shutter Roling Door

US $ 11-13 / Piece FOB
10 Pieces (MOQ)
More
Installation Mode : Wall Mounted
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Audited Supplier
ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
Related Videos
  • What is Sentek Recessed Door Window Security Alarm Reed Switch Sensor
    What is Sentek Recessed Door Window Security Alarm Reed Switch Sensor
    US $ 0.66-0.82 /Piece
    1,000 Pieces (MOQ)
    Contact Supplier
  • What is Reflective Infrared Photoelectric Sensor Motion Sensor Beam Alarm Rolling Shutter Door Alarm Detector
    What is Reflective Infrared Photoelectric Sensor Motion Sensor Beam Alarm Rolling Shutter Door Alarm Detector
    US $ 11.5-13 /Piece
    50 Pieces (MOQ)
    Contact Supplier
  • What is Wired Home Security Door Window Entry Alarm, Door Alarm Warning System Magnetic Sensor
    What is Wired Home Security Door Window Entry Alarm, Door Alarm Warning System Magnetic Sensor
    US $ 1.89-2.89 /Piece
    500 Pieces (MOQ)
    Contact Supplier
  • What is Recessed Mounted Wired Alarm Door Sensor with RoHS Materials
    What is Recessed Mounted Wired Alarm Door Sensor with RoHS Materials
    US $ 0.6-1 /Pair
    10 Pairs (MOQ)
    Contact Supplier
Siron Security Alarm Metal Window Door Magnetic Contact Switch Door Sensor

Siron Security Alarm Metal Window Door Magnetic Contact Switch Door Sensor

US $ 61.72 / Piece FOB
1 Piece (MOQ)
More
Main Products: Relay Module, Sensor, Switch Power Supply, LED Signal Light, I/O Module, PLC Cable, Terminal Block, Push Button, Linear Guide, Reducer
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Microwave Radar Alarm Motion Sensor for Industrial Roller Shutter Door

Microwave Radar Alarm Motion Sensor for Industrial Roller Shutter Door

US $ 12-17 / Piece FOB
5 Pieces (MOQ)
More
Certification : ISO, CE
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TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
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Nto Good Quality Window Open Four Door Central Door Locking OBD Window Closer Car Alarm Window Sensor 2 Years Warranty

Nto Good Quality Window Open Four Door Central Door Locking OBD Window Closer Car Alarm Window Sensor 2 Years Warranty

US $ 4-6.3 / Piece FOB
100 Pieces (MOQ)
More
Main Products: GPS Tracker, Car Alarm System, Car LED Headlights, Car Camera, Parking Sensor System, Motorcycle Alarm System, Keyless Entry System, EV Charger, Immobilizer System, Truck Release System
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ZHONGSHAN NENGTONG BURGLARPROOF ELECTRONICS CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
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About Alarm Door Sensor FAQ

  • QWhat are the key features to consider when choosing alarm systems for security purposes?

    The Alarm Door Sensor is an essential part of our Alarm offerings.When selecting alarm systems for security, consider factors such as reliability, installation process, remote monitoring capabilities, and customize options. Evaluating your specific security needs and partnering with a reputable manufacturer can help you find the best solution.

  • QWhat benefits do wholesale purchases of alarm systems offer for security businesses?

    The Alarm Door Sensor is a standout piece in our Alarm collection.Wholesale purchases of alarm systems often provide cost savings, bulk discounts, customized solutions, and consistent quality. When buying alarms in bulk, you can benefit from volume discounts, ensuring you receive high-quality products that meet the needs of your security operations.

  • QWhere can I find trusted suppliers of alarm systems in China?

    Our Alarm Door Sensor offers exceptional quality within the Alarm category.In China, reliable suppliers of alarm systems can be found through industry exhibitions, online directories, and by seeking recommendations from experts in the security industry. Conduct thorough research, check certifications, and request samples to ensure the quality and performance of products.

Wired Embedded Door Sensor Recessed Magnetic Contact Alarm Sensor

Wired Embedded Door Sensor Recessed Magnetic Contact Alarm Sensor

US $ 0.4-0.8 / Piece FOB
500 Pieces (MOQ)
More
System : Sound and Magnetic System
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
White Recessed Door Contacts Nc Security Alarm Magnetic Window Reed Switch Sensors

White Recessed Door Contacts Nc Security Alarm Magnetic Window Reed Switch Sensors

US $ 0.68-1.36 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
Contact Supplier
Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
Security Alarm Metal Window Wireless Rolling Shutter Magnetic Contact Door Sensor

Security Alarm Metal Window Wireless Rolling Shutter Magnetic Contact Door Sensor

US $ 2.4-2.79 / Piece FOB
100 Pieces (MOQ)
More
Certification : CE, RoHS
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
Single Beam 15m Photoelectric Active Infrared Intrude Detector IR Sensor Tamper Alarm Outdoor Automatic Door Gate Window Yet609

Single Beam 15m Photoelectric Active Infrared Intrude Detector IR Sensor Tamper Alarm Outdoor Automatic Door Gate Window Yet609

US $ 3.8-5 / Piece FOB
2 Pieces (MOQ)
More
Main Products: Wireless Remote Control, Door Opener, Door Lock, Transmitter, Receiver
Contact Supplier
Audited Supplier
ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
Smg-2080 with Alarm Lamp Photocell Infrared Beam Sensor 12-24V 180° Photoelectric Sensor for Automatic Gate Garage Door

Smg-2080 with Alarm Lamp Photocell Infrared Beam Sensor 12-24V 180° Photoelectric Sensor for Automatic Gate Garage Door

US $ 9-10 / Piece FOB
10 Pieces (MOQ)
More
Certification : CE
Contact Supplier
Audited Supplier
Shenzhen Scimagic Development Technology Co., Limited

Trading Company

Guangdong, China Since 2016
Chat Now Send Inquiry
RoHS Recess Mounted Magnetic Door Sensor for Wooden Metal Steel Door

RoHS Recess Mounted Magnetic Door Sensor for Wooden Metal Steel Door

US $ 0.7-0.9 / Pair FOB
50 Pairs (MOQ)
More
Main Products: Alarm System, Security Products, Beam Sensor, Alarm, Door Magnetic Switch, GSM Alarm, Remote Control Switch, Door Sensor Window Sensor, Strobe Siren, Photoelectric Beam Detector
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Audited Supplier
Ease Security Co., Ltd.

Guangdong, China Since 2014
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Waterproof Door Sensor Photocell Light Curtain Safety Alarm System in Home Security

Waterproof Door Sensor Photocell Light Curtain Safety Alarm System in Home Security

US $ 65-75 / Piece FOB
1 Piece (MOQ)
More
Function Type : Infrared Range and Communication System
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Shenzhen Jutai Comm Co., Ltd.

Guangdong, China Since 2021
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Zds16 Smart Home Security Zigbee Door Window Magnetic Sensor with APP Notification and Alarm Device for Home Protection

Zds16 Smart Home Security Zigbee Door Window Magnetic Sensor with APP Notification and Alarm Device for Home Protection

US $ 5-5.81 / Piece FOB
2 Pieces (MOQ)
More
Main Products: Garden Lights, Car Accessories, Lights & Lighting, Consumer Electronics, Lawn Mower Accessories, Mini Thermal Printers
Contact Supplier
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Colpoint Technology Limited

Trading Company

Guangdong, China Since 2022
Chat Now Send Inquiry
Leelen Zigbee Smart Home Security Alarm Alexa Google Remote Control Tuya WiFi Wireless Door and Window Magnetic Sensor Alarm

Leelen Zigbee Smart Home Security Alarm Alexa Google Remote Control Tuya WiFi Wireless Door and Window Magnetic Sensor Alarm

US $ 7.43-8.57 / Piece FOB
100 Pieces (MOQ)
More
Certification : CCC
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Xiamen Leelen Technology Co., Ltd.

Manufacturer/Factory

Fujian, China Since 2024
Chat Now Send Inquiry
Infrared Detector 20m Alarm Home Security System Door Sensor

Infrared Detector 20m Alarm Home Security System Door Sensor

US $ 4.7-5.5 / Piece FOB
1 Piece (MOQ)
More
Main Products: Access Control, RFID Reader, UHF Reader, Door Exit Button, Magnetic Lock, Electric Bolt, Electric Strike, Proxmity Card and Tag, Fingerprint Time Attendance, Patrol System
Contact Supplier
Audited Supplier
Sesame Access Co., Ltd.

Guangdong, China Since 2017
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Recessed Door Contacts Nc Security Alarm Window Sensors

Recessed Door Contacts Nc Security Alarm Window Sensors

US $ 7.2-11 / Piece FOB
500 Pieces (MOQ)
More
System : Sound and Magnetic System
Contact Supplier
Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
1pair 20m Simple Beam Alarm Photoelectric Infrared Sensor Detector Home Door Security System

1pair 20m Simple Beam Alarm Photoelectric Infrared Sensor Detector Home Door Security System

US $ 4.9-9 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
Gate Door Infrared Detector Alarm Sensor

Gate Door Infrared Detector Alarm Sensor

US $ 4.1-4.2 / Piece FOB
500 Pieces (MOQ)
More
Type : Sensor
Contact Supplier
Audited Supplier
ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
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  • 433.92MHz
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