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Wholesale Sensor Door Alarm
421
products found
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Minco Home Factory Price Wireless WiFi Antomatic
Door
/Window
Sensor
for Smart Home
Alarm
Security Anti-Theft System
US$ 4.9-6.4
/ Piece
1 Piece
(Min. Order)
Start Order
Anhui Senta Intelligent Technology Co., Ltd.
Wired Magnetic Contact Switch Normally Closed
Door
Open
Sensor
Alarm
US$ 4.22-5.14
/ Piece
100 Pieces
(Min. Order)
Start Order
Shenzhen Sumring Technology Co., Limited
Smart
Alarm
System
Door
Sensor
Windows Burglar System Security
Alarm
for Home WiFi Smoke
Alarm
US$ 7
/ Piece
200 Pieces
(Min. Order)
Start Order
Shenzhen Dukewe Technology Co., LTD
Tuya Smart Zigbee
Door
Sensor
Open Close Status Window
Sensor
Alarm
US$ 8.09-9.59
/ Piece
10 Pieces
(Min. Order)
Start Order
Yueqing Winston Electric Co., Ltd.
Video
WiFi Tuya
Door
Window
Sensor
Wireless
Door
Alarm
with Remote Control
US$ 6-7
/ Piece
10 Pieces
(Min. Order)
Start Order
Quanzhou Feidun Security Technology Co., Ltd.
Video
WiFi 4G GSM
Alarm
Bracelet Home Security
Alarm
with Free Motion
Sensors
Window
Door
Alarm
US$ 65-78
/ Set
2 Sets
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Video
Portable Contact
Alarm
Standalone Wireless Warning Doorbell Magnetic
Sensor
Door
Window
Alarm
Portable Voice Spot
Alarm
US$ 72
/ Piece
20 Pieces
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Video
Wolf Guard Wireless Smart Security
Sensors
Intruder Detection PIR BLE Movement
Sensor
Alarm
US$ 39-39.5
/ Piece
5 Pieces
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Video
Supporting Google Assistant&Amazon Alexa WiFi
Door
Sensors
Smart Life WiFi Window Detectors Tuya
Door
Magnetic Contact, Smart Life WiFi
Door
Alarm
US$ 5.3-6
/ Set
1 Set
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Video
Smartlife
Alarm
Security Tuya GSM WiFi Hub Tuya Gateway Security Intruder
Alarm
with Smart
Door
Sensors
, Smart Motion
Sensor
US$ 25-35
/ Piece
10 Pieces
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Video
Tuya Smart Home Security Intruder
Alarm
Sysem with Motion
Sensors
, Window Detectors
US$ 26-40
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Tuya Zigbee Smart Window
Door
Gate
Sensor
US$ 9-10
/ Piece
1 Piece
(Min. Order)
Start Order
WENZHOU NOVA NEW ENERGY CO., LTD.
WiFi
Door
Window Detector White Magnetic Contact Switch
Sensor
Door
Open for House Security
Alarm
House Security System
US$ 17-21
/ Set
1 Set
(Min. Order)
Start Order
Quanzhou Koqi Electronic Co., Ltd.
Video
Door
and Window
Sensor
Home Security WiFi Anti Theft Security
Alarm
System
US$ 21-25
/ Piece
1 Piece
(Min. Order)
Start Order
Quanzhou Feidun Security Technology 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)
Start Order
Anhui Senta Intelligent Technology Co., Ltd.
Mincohome Wireless Magnetic
Door
and Window Contact
Sensor
Tuya Zigbee
Door
Sensor
US$ 6.79-8.85
/ Piece
1 Piece
(Min. Order)
Start Order
Anhui Senta Intelligent Technology Co., Ltd.
Video
Sumring China Manufacturer Metal
Door
Sensor
Alarm
Magnetic Contacts Switch
US$ 3.67-5.14
/ Piece
500 Pieces
(Min. Order)
Start Order
Shenzhen Sumring Technology Co., Limited
Mincohome Wireless WiFi Antomatic
Door
/Window
Sensor
for Smart Home
Alarm
Security
US$ 4.9-6.4
/ Piece
64 Pieces
(Min. Order)
Start Order
Anhui Senta Intelligent Technology 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)
Start Order
WENZHOU NOVA NEW ENERGY CO., LTD.
Video
WiFi Security
Alarm
System with Motion
Sensor
Alarm
Wireless Window and
Door
Alarm
US$ 28-32
/ Piece
1 Piece
(Min. Order)
Start Order
Quanzhou Feidun Security Technology Co., Ltd.
Video
Wolf Guard Smart Home
Alarm
Outdoor WiFi Siren
US$ 44.5-45.5
/ Piece
5 Pieces
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
Video
High-Performance 180 Degree Wired Infrared
Sensor
Indoor Outdoor 20m
US$ 22-35
/ Pair
1 Pair
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
One Universal Anti-Theft Learn Code One Way Car
Alarm
System
US$ 8.2-9.1
/ Set
20 Sets
(Min. Order)
Start Order
ZHONGSHAN NENGTONG BURGLARPROOF ELECTRONICS CO.,LTD
Video
Wolf Guard Outdoor Waterproof Tuya WiFi
Alarm
Support APP Siren
US$ 44.5-45.5
/ Piece
5 Pieces
(Min. Order)
Start Order
Shenzhen Chitongda Electronic Co., Ltd.
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Category
Security & Protection
Alarm
Alarm Host
Alarm & Security System Accessories
Probe, Sensor
CCTV Camera
More
Product Features
Usage
Window
Signal Transmission
Wireless Alarm
Wired Alarm
Working Mode
Active
Certification
DOT
E-MARK
CE
ISO
FCC
RoHS
Mutcd
ASTM
CCC
More
Sensor Type
Infrared Alarm System
Electric Alarm
Magnetic Switch Alarm
Working Principle
Electro-Optical Type
Electromagnetic
Alarm Volume (Within 1m)
≥80dB
≥90dB
≥100dB
≥110dB
Receive Frequency
229.95MHz
315MHz
433.92MHz
See More Features
Company Features
Business Type
Manufacturer/Factory
R&D Capacity
OEM
ODM
Own Brand
Others
City
Shenzhen
Jinan
Huzhou
Zhengzhou
Shanghai
Wenzhou
Hefei
Foshan
Quanzhou
Shijiazhuang
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