Home Security & Protection Alarm Home Security Alarm System Door Open Detector 2025 Product List

Door Open Detector

products found from  trusted manufacturers & suppliers

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US$ 40-50 / Piece
10 Pieces (MOQ)
Nova Elevator Parts Co., Ltd.
Nova Elevator Parts Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
  • Trading Company

  • ISO9001:2015
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AC Elevator
All Capacity
All
All
AC/DC
up

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US$ 2.3-3.5 / Piece
10 Pieces (MOQ)
Shenzhen Chitongda Electronic Co., Ltd.
Shenzhen Chitongda Electronic Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
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Sensor
Anti-theft
Built in
CE, ISO, FCC, RoHS, CCC
Home
White

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US$ 2.5-2.8 / Piece
100 Pieces (MOQ)
Zuden Technology (HK) Co., Limited
Zuden Technology (HK) Co., Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Manufacturer/Factory & Trading Company

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RF Remote Control
Sound and Magnetic System
Home Alarm
Home, Communication Electronic Products, Industry, Special Equipment
Door, Window
CE, RoHS

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US$ 2.3-3.5 / Piece
10 Pieces (MOQ)
Shenzhen Chitongda Electronic Co., Ltd.
Shenzhen Chitongda Electronic Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Sensor
Anti-theft
Handheld
CE, ISO, FCC, RoHS, CCC
Home
White

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US$ 2.3-3.5 / Piece
10 Pieces (MOQ)
Shenzhen Chitongda Electronic Co., Ltd.
Shenzhen Chitongda Electronic Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
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Sensor
Anti-theft
Handheld
CE, ISO, FCC, RoHS, CCC
Home
White

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US$ 2.3-3.5 / Piece
10 Pieces (MOQ)
Shenzhen Chitongda Electronic Co., Ltd.
Shenzhen Chitongda Electronic Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Sensor
Anti-theft
Handheld
CE, ISO, FCC, RoHS, CCC
Home
White

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US$ 800-990 / Piece
1 Piece (MOQ)
DongGuan Viboo Electronic Technology Co.,Ltd
DongGuan Viboo Electronic Technology Co.,Ltd
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
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Support
Support
CE, ISO
Customized
Folding
Museum, Prison, Pier, Station

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US$ 5.35-5.55 / Piece
10 Pieces (MOQ)
Shenzhen Coolseer Technology Co., Ltd.
Shenzhen Coolseer Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
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Zigbee
Intelligent System
Home Alarm
Home
Door, Window
CE

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US$ 55-70 / Piece
1 Piece (MOQ)
Shenzhen Jutai Comm Co., Ltd.
Shenzhen Jutai Comm Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Sensor
Motion Detection
Ceiling Mounted
FDA, E-MARK, CE, ISO, FCC, RoHS, DOT, ASTM, AS/NZS, CCC, GS
Home, Industry, Communication Electronic Products, Special Equipment, Car/Motorcycle, Traffic
Activation & Safety Sensors

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US$ 6.29-6.99 / Piece
10 Pieces (MOQ)
Yueqing Winston Electric Co., Ltd.
Yueqing Winston Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory

Secured Trading Service

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5(4.5)

"On-time Delivery"
On-time Delivery
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Door/Window Sensor
Handheld
CE
Home
Tuya WiFi Smart Door Sensor
≤5ua

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US$ 450-600 / Piece
10 Pieces (MOQ)
Tianjin Yiyi Technology Co., Ltd.
Tianjin Yiyi Technology Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Tianjin, China
  • Trading Company

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Sensor
Open
Top Installation
CE, RoHS
Industry, Traffic, Industry Door
< 2 W

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US$ 6.89-7.49 / Piece
99 Pieces (MOQ)
Innopro Technology Co., Ltd.
Innopro Technology Co., Ltd.
  • Guangdong, China
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Door Sensor
Wireless Alarm
Active
CE, ISO, FCC, RoHS, CCC
Indoor
Electromagnetic

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US$ 6.89-7.49 / Piece
99 Pieces (MOQ)
Innopro Technology Co., Ltd.
Innopro Technology Co., Ltd.
  • Guangdong, China
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Door Sensor
Wireless Alarm
Active
CE, ISO, FCC, RoHS, CCC
Indoor
Electromagnetic

Favorites

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Door Sensor
CE, ISO, RoHS, CCC
Indoor, Shop, House, Villa, Bank, Epidemic Isolation Contr
Tuya WiFi Door Sensor
ABS
APP Push, LED Indication

Favorites

US$ 4.52-9.33 / Piece
20 Pieces (MOQ)
Ningbo Red Belt Trading Co., Ltd.
Ningbo Red Belt Trading Co., Ltd.
  • Zhejiang, China
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Sensor
Anti-theft
Contact Type
CE, ISO, CCC
Home, Industry, Communication Electronic Products, Special Equipment
Box

Favorites

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Door Sensor
CE, ISO, RoHS, CCC
Indoor, Shop, House, Villa, Bank, Epidemic Isolation Contr
Tuya WiFi Door Sensor
ABS
APP Push, LED Indication

Favorites

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Door Sensor
CE, ISO, FCC, RoHS, CCC
Indoor, Shop, House, Villa, Bank, Epidemic Isolation Contr
Tuya WiFi Door Sensor
2*1.5V AAA Battery(Not Included)
APP Push, LED Indication, Site Alarm

Favorites

US$ 20-50 / Piece
1 Piece (MOQ)
Shanghai Sunny Elevator Co., Ltd.
Shanghai Sunny Elevator Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shanghai, China
  • Manufacturer/Factory & Trading Company

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with
12 Months
Elevator Door System
Elevator
1000kg
11-20

Favorites

US$ 800-990 / Piece
1 Piece (MOQ)
DongGuan Viboo Electronic Technology Co.,Ltd
DongGuan Viboo Electronic Technology Co.,Ltd
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
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Support
Support
CE, ISO
Customized
Folding
Museum, Prison, Pier, Station

Favorites

US$ 1200-1650 / Piece
1 Piece (MOQ)
DongGuan Viboo Electronic Technology Co.,Ltd
DongGuan Viboo Electronic Technology Co.,Ltd
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
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Have
1year
CE
Customized
Flatbed
Station

Favorites

US$ 1-78 / Piece
1 Piece (MOQ)
IDeal Intelligent Technology Co., Ltd.
IDeal Intelligent Technology Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Sensor
Anti-Hitting and Trigger
Mounted on Barrier Gate or Pole
CE, Rosh, Ukca
Home, Industry, Communication Electronic Products, Special Equipment, Car/Motorcycle, Traffic
Best Barrier Radar Sensor Radar Detector

Favorites

US$ 3.2-3.5 / Piece
100 Pieces (MOQ)
S4A Industrial Co., Limited
S4A Industrial Co., Limited
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Smoke Sensor Probe
Active
Smoke Alarms
Wire Alarm Detectors
No
Gas Detectors

Favorites

US$ 6.39-7.49 / Piece
10 Pieces (MOQ)
Innopro Technology Co., Ltd.
Innopro Technology Co., Ltd.
  • Guangdong, China
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Door Sensor
Wireless Alarm
Active
CE, ISO, FCC, RoHS
Indoor
Electromagnetic

Favorites

US$ 5.7 / Piece
1 Piece (MOQ)
Shenzhen Professional Security Technology Co., Limited
Shenzhen Professional Security Technology Co., Limited
  • Guangdong, China
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Movement Detector
Home, Industry
Door, Window, Auto
CE, FCC, RoHS, CCC
Wireless Curtain PIR Movement Detector
AA Alkalescence Battery 2*1.5V

Favorites

US$ 9.5-13 / Piece
1 Piece (MOQ)
Turtech Intelligent Technology (Zhejiang) Co., Ltd
Turtech Intelligent Technology (Zhejiang) Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, ISO14001, ISO45001:2018
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Online Support
1year
Aluminum Alloy
Sliding
Sliding
Power Driven

Favorites

US$ 9-13 / Piece
1 Piece (MOQ)
Turtech Intelligent Technology (Zhejiang) Co., Ltd
Turtech Intelligent Technology (Zhejiang) Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, ISO14001, ISO45001:2018
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Online Support
1year
Aluminum Alloy
Sliding
Sliding
Power Driven

Favorites

US$ 55-70 / Piece
1 Piece (MOQ)
Shenzhen Jutai Comm Co., Ltd.
Shenzhen Jutai Comm Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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24.125GHz Microwave
Pedestrians and Moving Cars
No/Nc
Integration
Organic Materials
IP65

Favorites

10 Pieces (MOQ)
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Proximity Sensor
Capacitive
Two-Wires
Standard
Measuing Instruments
Small Size

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US$ 0.8-1.3 / Piece
100 Pieces (MOQ)
Zuden Technology (HK) Co., Limited
Zuden Technology (HK) Co., Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Manufacturer/Factory & Trading Company

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Wired
Sound and Magnetic System
Industry Alarm
Home, Communication Electronic Products, Industry, Special Equipment
Door, Window
CE, RoHS

Favorites

10 Pieces (MOQ)
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Proximity Sensor
Capacitive
Two-Wires
Standard
Measuing Instruments
Small Size
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Questions & Answers on Door Open Detector
Q
Where can I find trusted suppliers of alarm systems in China?
A
Discover the perfect addition to your Alarm with our Door Open Detector.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.
Q
What benefits do wholesale purchases of alarm systems offer for security businesses?
A
Discover the perfect addition to your Alarm with our Door Open Detector.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.
Q
What are the key features to consider when choosing alarm systems for security purposes?
A
The Door Open Detector is included in our comprehensive Alarm range.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.
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