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Wholesale Alarm Door Sensor 8,588 products found
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Microwave Radar Motion Alarm Sensor for Industrial Rolling Shutter Door
US$ 55-70 / Piece
1 Piece (Min. Order)
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Shenzhen Jutai Comm Co., Ltd.
Wolf Guard Original Factory OEM WiFi Door Contact Automation Home Alarm Security System Tuya Smart Life APP Remote Control Opening Sensor
US$ 69.5 / Piece
45 Pieces (Min. Order)
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Shenzhen Chitongda Electronic Co., Ltd.
Smart Home WiFi Wireless Alarm Security System Door Window Detector Sensor
US$ 7 / Piece
138 Pieces (Min. Order)
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Shenzhen Dukewe Technology Co., LTD
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Anti-Theft Detector Sensor Home Security Alarm Sensor Door Homesecurity
US$ 100-110 / Pair
1 Pair (Min. Order)
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Shenzhen Jutai Comm Co., Ltd.
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Single Beam 15m Photoelectric Active Infrared Intrude Detector IR Sensor Tamper Alarm Outdoor Automatic Door Gate Window Yet609
US$ 3.8-5 / Piece
2 Pieces (Min. Order)
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ShenZhen Yaoertai Technological Development CO.,LTD
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Smart Iot Home Automation Security Door Magnetic Induction Alarm Contact Sensor
US$ 8.77-10.96 / Piece
50 Pieces (Min. Order)
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Shenzhen Asia Bright Co., Ltd.
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Best Microwave Detector Motion Automatic Door Alarm Sensor Wireless Opening for Industrial
US$ 55-70 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Mincohome Tuya Door Magnet Sensor Magnetic Door and Window Alarm Sensor WiFi Door Sensor Magnetic
US$ 3.29-4.29 / Piece
1 Piece (Min. Order)
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Anhui Senta Intelligent Technology Co., Ltd.
Tuya WiFi Smart Door Window Sensor Door Open/Closed Alarm Detectors
US$ 4.92-6.4 / Piece
1 Piece (Min. Order)
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Anhui Senta Intelligent Technology Co., Ltd.
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Wireless Windows and Door Anti-Theft Alarm System for Door and Window Sensors
US$ 8.8-9.5 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
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Infrared Photo Outside Door Automation Sensor for Alarm System
US$ 9-16 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
Microwave Radar Alarm Motion Sensor for Industrial Roller Shutter Door
US$ 12-15 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
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Smart Presence Sensor Microwave Radar Alarm Motion Sensor for Automatic Revolving Door
US$ 55-70 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
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New Design 130dB Home Door Alarm Anti Theft Door Alarm Sensor for Hotel
US$ 2.09-4.8 / Piece
100 Pieces (Min. Order)
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Shenzhen Meinoe Electronics Technology Co., Ltd.
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Microwave Radar Sensor for Automatic Door for Surveillance Alarm System
US$ 55-70 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Tuya WiFi Smart Door Sensor 90dB Smart Door Open/Closed Detectors Home WiFi Window Alarm Sensor
US$ 7.99-9.25 / Piece
10 Pieces (Min. Order)
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Yueqing Winston Electric Co., Ltd.
WiFi Smart Door Window Sensor APP Notification Alerts Home Alarm Security Gateway Detector Tuya Smartlife Acho Alexa Google Home Automation Security System
US$ 6.7-7.3 / Piece
1 Piece (Min. Order)
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WENZHOU NOVA NEW ENERGY CO., LTD.
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Microwave Radar Alarm Motion Sensor for Commercial Overhead Door
US$ 12-15 / Piece
1 Piece (Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
WiFi Wireless Alarm Security System Door Window Detector Sensor
US$ 3-4 / Piece
1 Piece (Min. Order)
Start Order
Anhui Senta Intelligent Technology Co., Ltd.
Lorawan Iot Wireless Smart Door Magnetic Sensor Alarm Sensor for Smart Home
US$ 30 / Piece
100 Pieces (Min. Order)
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Wuhan Timewave Iot Technology Co., Ltd
Minco Home Door Magnet Sensor Magnetic Door and Window Alarm Sensor WiFi Door Sensor WiFi Magnetic
US$ 3.2-4.2 / Piece
1 Piece (Min. Order)
Start Order
Anhui Senta Intelligent Technology Co., Ltd.
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Aluminum Alloy Recessed Magnetic Alarm Contact Door Magnetic Contact Sensor
US$ 1.5-2.4 / Piece
1 Piece (Min. Order)
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Shenzhen Sumring Technology Co., Limited
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Simple Beam Photoelectric Infrared Detector 20m Alarm Home Security System Door Sensor Yet609
US$ 3.8-5 / Set
2 Sets (Min. Order)
Start Order
ShenZhen Yaoertai Technological Development CO.,LTD
Tuya Smart Zigbee Window Door Sensor Detector Alarm
US$ 6.29-7.99 / Piece
10 Pieces (Min. Order)
Start Order
Yueqing Winston Electric Co., Ltd.
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