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Door Alarm Door Security Systems Door Phone Alarm Sensor Color Sensor Security Sensor

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Roller Shutter Sensor Radio Fire Smoke Alarm Sensors for Electric Smoke Exhaust Window

Roller Shutter Sensor Radio Fire Smoke Alarm Sensors for Electric Smoke Exhaust Window

US $ 14-18 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Changsha Sunline Technology Co., Ltd.

Hunan, China Since 2019
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Tuya WiFi Smart Door/Window Sensor Home Alarm Security Detector

Tuya WiFi Smart Door/Window Sensor Home Alarm Security Detector

US $ 6.8-65 / Piece FOB
1 Piece (MOQ)
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WENZHOU NOVA NEW ENERGY CO., LTD.

Zhejiang, China
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Garage Door Sensor/Detector with Alert/Monitor System

Garage Door Sensor/Detector with Alert/Monitor System

US $ 19-33 / Piece FOB
1 Piece (MOQ)
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Nie-Tech Co., Ltd.

Guangdong, China
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Weco-917A Elevator Door Sensor Encomic Type with CE,

Weco-917A Elevator Door Sensor Encomic Type with CE,

US $ 50-55 / Set FOB
10 Sets (MOQ)
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Ningbo Weco Optoelectronics Co., Ltd.

Zhejiang, China
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Custom Fast Door Sensor with Stable Over-Length Sensing and Action Modes

Custom Fast Door Sensor with Stable Over-Length Sensing and Action Modes

US $ 23-25 / Set FOB
10 Sets (MOQ)
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Audited Supplier
Hubei Xinwangda Technology Co., Ltd

Hubei, China Since 2024
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Wholesale Mini Tuya Smart Alexa Compatible WiFi Alarm Wireless Detector Long Range PIR Motion Sensor

Wholesale Mini Tuya Smart Alexa Compatible WiFi Alarm Wireless Detector Long Range PIR Motion Sensor

US $ 8.79-9.49 / Piece FOB
100 Pieces (MOQ)
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Shenzhen Sumring Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Infrared Human-Sensing Microwave Radar Sensor for Automatic Swing Door Opening

Infrared Human-Sensing Microwave Radar Sensor for Automatic Swing Door Opening

US $ 7.5-9 / Piece FOB
50 Pieces (MOQ)
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Shenzhen Huajie Automatic Door Co., Ltd.

Trading Company

Guangdong, China Since 2025
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Roller Shutter Automatic Window Door Rolling Blind Awning Sunshade Environmental Sensor

Roller Shutter Automatic Window Door Rolling Blind Awning Sunshade Environmental Sensor

US $ 14-18 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Changsha Sunline Technology Co., Ltd.

Hunan, China Since 2019
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Tuya Nb-Iot Smart Home Security Detector Door Sensor

Tuya Nb-Iot Smart Home Security Detector Door Sensor

US $ 11.89-12.29 / Piece FOB
99 Pieces (MOQ)
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Innopro Technology Co., Ltd.

Guangdong, China
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Haiwang Sensor 180 Degree PIR Sensor China Gate Motion Sensor Manufacturer Motion Sensor Lhi-878 Pyroelectric Infrared Analog Sensor for Thermal Imaging System

Haiwang Sensor 180 Degree PIR Sensor China Gate Motion Sensor Manufacturer Motion Sensor Lhi-878 Pyroelectric Infrared Analog Sensor for Thermal Imaging System

US $ 0.35-0.5 / Piece FOB
1,000 Pieces (MOQ)
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HW INDUSTRIAL CO., LTD

Trading Company

Guangdong, China Since 2016
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PNP and NPN Infrared Sensors for Industrial Door Automation

PNP and NPN Infrared Sensors for Industrial Door Automation

US $ 9-10 / Set FOB
10 Sets (MOQ)
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Hubei Xinwangda Technology Co., Ltd

Hubei, China Since 2024
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Automatic Door Sensor Industrial Door Microwave Opening Sensor Security Survillance Radar

Automatic Door Sensor Industrial Door Microwave Opening Sensor Security Survillance Radar

US $ 15-20 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Giants Sensor Technology Co., Ltd.

Guangdong, China Since 2023
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Smart PIR Detector Infrared Indoor Wireless WiFi Motion Sensor

Smart PIR Detector Infrared Indoor Wireless WiFi Motion Sensor

US $ 8.79-9.49 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shenzhen Sumring Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Radar & Infrared Integrated Sensor Safety Presence Detector for Automatic Sliding Door

Radar & Infrared Integrated Sensor Safety Presence Detector for Automatic Sliding Door

US $ 60-70 / Piece FOB
1 Piece (MOQ)
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Ningbo VEZE Automatic Door Co., Ltd.

Zhejiang, China
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Smart Mechanical Door Sensor with Alarm

Smart Mechanical Door Sensor with Alarm

US $ 43-45 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Joint Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Automatic High Speed Door Radar Detector Accessories Microwave Infrared Motion Sensor

Automatic High Speed Door Radar Detector Accessories Microwave Infrared Motion Sensor

US $ 55-70 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Jutai Comm Co., Ltd.

Guangdong, China Since 2021
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PIR Infrared Motion Sensor Switch Detector Home Security System

PIR Infrared Motion Sensor Switch Detector Home Security System

US $ 2.1-4.5 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Ningbo Energylux Optoelectronics Technology Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2016
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Infrared Safety Senor Diffused Type Photoelectric Sensor, Through Beam Photo Sensor

Infrared Safety Senor Diffused Type Photoelectric Sensor, Through Beam Photo Sensor

US $ 10-30 / Set FOB
10 Sets (MOQ)
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Audited Supplier
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
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Reliable Hard Quick Industry Door Sensor for Vehicle Monitoring

Reliable Hard Quick Industry Door Sensor for Vehicle Monitoring

US $ 900-1,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Tianjin Yiyi Technology Co., Ltd.

Trading Company

Tianjin, China Since 2024
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Smart Microwave Sensor for Automatic Garage Door Sliding Motion Sensor Radar

Smart Microwave Sensor for Automatic Garage Door Sliding Motion Sensor Radar

US $ 50-65 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Giants Sensor Technology Co., Ltd.

Guangdong, China Since 2023
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DC12-24vlnfrared Detector Beam Red Gate Siqnalanti-Theft Alarm Sensor with Motion Detection for Home and Outdoor Use IP Network

DC12-24vlnfrared Detector Beam Red Gate Siqnalanti-Theft Alarm Sensor with Motion Detection for Home and Outdoor Use IP Network

US $ 2.5-3 / pieces FOB
100 pieces (MOQ)
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Audited Supplier
Dongguan Aoli Intelligent Control Technology Co., Ltd

Manufacturer/Factory & Trading Company

Guangdong, China Since 2024
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Active Infrared Microwave Sensor with Presence Function, 4 Beam 12V-30V

Active Infrared Microwave Sensor with Presence Function, 4 Beam 12V-30V

US $ 15-25 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Hangzhou Dooren Technology Co., Ltd.

Zhejiang, China Since 2013
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Haiwang Digital Sensor Bm412 PIR Sensor China Car Alarm System Supplier Smart House Control Unit with GSM WiFi and PIR Sensor Door Sensor Module Flow Sensor

Haiwang Digital Sensor Bm412 PIR Sensor China Car Alarm System Supplier Smart House Control Unit with GSM WiFi and PIR Sensor Door Sensor Module Flow Sensor

US $ 0.2-0.7 / Piece FOB
1,000 Pieces (MOQ)
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Audited Supplier
HW INDUSTRIAL CO., LTD

Trading Company

Guangdong, China Since 2016
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About Door Detector Sensor FAQ

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

    Our Door Detector Sensor offers exceptional quality within the Alarm category.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?

    The Door Detector Sensor is a premium choice in 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.

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

    Our Door Detector Sensor offers exceptional quality within the Alarm category.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.

12V Infrared Coded Proximity Switch Magnetic Contact Proximity Detector Sensor

12V Infrared Coded Proximity Switch Magnetic Contact Proximity Detector Sensor

US $ 13-15 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen New Star Tech Co., Ltd.

Trading Company

Guangdong, China Since 2025
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Wired Plastic Magnetic Door Window Sensor BS-2025

Wired Plastic Magnetic Door Window Sensor BS-2025

US $ 0.65-1.5 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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Ms07 24.125GHz Rts Microwave Sensor for Automatic Door Opening

Ms07 24.125GHz Rts Microwave Sensor for Automatic Door Opening

US $ 11-14 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Turtech Intelligent Technology (Zhejiang) Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Yet606 Photocell for Automatic Gate Openers Automatic Sliding Door Sensor

Yet606 Photocell for Automatic Gate Openers Automatic Sliding Door Sensor

US $ 2.6-4 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
ShenZhen Yaoertai Technological Development CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Microwave Detective Sensor for Automatic Door

Microwave Detective Sensor for Automatic Door

US $ 10-15 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Jiangsu Deper Door Control Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2015
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Yoursensor Wireless Mini Active Infrared Sensor with Rolling Code

Yoursensor Wireless Mini Active Infrared Sensor with Rolling Code

US $ 29-35 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Ningbo Yoursensor Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Loop Sensor for Boom Barrier

Loop Sensor for Boom Barrier

US $ 10,000-11,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Shenzhen Hongfa Automatic Door Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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Light Curtain Infrared Rays Sensor for Elevator

Light Curtain Infrared Rays Sensor for Elevator

US $ 50-150 / Bag FOB
10 Bags (MOQ)
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Audited Supplier
Taicang Xinxing Machinery Factory

Jiangsu, China Since 2018
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5c-56 Side Wires Magnetic Contacts, Switch Sensor/ Magnetic Alarm Sensor

5c-56 Side Wires Magnetic Contacts, Switch Sensor/ Magnetic Alarm Sensor

10 Pieces (MOQ)
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Audited Supplier
Techcrepower Technologies Limited

Guangdong, China Since 2013
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Wired Metal Magnetic Sensor with Surface Mount

Wired Metal Magnetic Sensor with Surface Mount

US $ 1.89-2.59 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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Ixio Motion&Presence Sensor for Automatic Sliding Door

Ixio Motion&Presence Sensor for Automatic Sliding Door

US $ 200-250 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Ningbo Kast Automatic Door Technology Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2020
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High-Power AC220V 240V Two-Door Closet Infrared Proximity Sensor Sensor Switch

High-Power AC220V 240V Two-Door Closet Infrared Proximity Sensor Sensor Switch

US $ 4.3-4.7 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
Zhongshan Lailux Led Lighting Co., Ltd

Guangdong, China Since 2024
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Safety Sensor for Garage Door Openers,

Safety Sensor for Garage Door Openers,

US $ 8-10 / Set FOB
1 Set (MOQ)
Contact Supplier
Shenzhen Zhongtian Door Co., Ltd.

Guangdong, China
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