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Automatic Security Alarm
2,988
products found
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Video
Mini Shape Photo Sensor, Anti-Pintch
Security
Sensor for
Automatic
Door
US$ 8-12
/ Set
100 Sets
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
Light Barriers Photocells Proximity Switches Detector Sensors
US$ 65-75
/ Pair
1 Pair
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Industrial Power Failure
Alarm
gsm 4g temperature monitoring system RTU5023
US$ 62-98
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
Wired Wireless Co + Gas Leakage Detector with Cut-off Valve (ES-6505GD)
US$ 9-10
/ Piece
10 Pieces
(Min. Order)
Start Order
Ease Security Co., Ltd.
Video
Inductive Switch, Reflective Photoelectric Sensor for
Automatic
Revolving
Security
Door
US$ 11-13
/ Set
10 Sets
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
No Blind Area Type4 Infrared Safety Light Curtain, IR Beam Sensor, Safety Screen for
Security
Alarm
System and Infrared Safety Screen
US$ 160-500
/ Set
1 Set
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
60m Anti-Crosstalk Outdoor Infrared Beam Photocell Sensor Photoelectric Switch for Industrial Doors
US$ 22-24
/ Set
50 Sets
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
Safety Light Barriers 30cm Height
US$ 55-65
/ Pair
1 Pair
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
4CH Analog Digital Input Relay Output SMS RTU for Power Failure
Alarm
US$ 112-149
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
Infrared Diffused Optical Sensor for
Automatic
Revolving
Security
Door
US$ 8.5-13
/ Piece
10 Pieces
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
Secureguard Safety Light Curtain Sensor
US$ 100-110
/ Pair
1 Pair
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
Wholesale Photo Sensor for Pedestrian
Security
in
Automatic
Swing Gate
US$ 11-16
/ Piece
10 Pieces
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
Black Infrared Photocell Beam Sensors for Safety Door
US$ 9-16
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
4DI 4AI 4Relay Outputs 1Ambient Sensor Input Data Acquisition Module S271 for Exhaust Gas Monitoring
US$ 172.24
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
BLIIoT Cellular IoT RTU S475 with SMS Alert and Ethernet Port for
Security
Alarm
System
US$ 163-219
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
SLS Tuya Smart WiFi PIR Motion Human Sensor
Automatic
Detector
US$ 9-10
/ Piece
1 Piece
(Min. Order)
Start Order
SaiLingsi (wenzhou) Electronics Co., LTD
Video
High-Performance S271 IoT RTU with 4G Communication for BTS Monitoring and SCADA Integration
US$ 172.24
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
Vending Machines
Security
Protection BLIIoT S271 4G IoT RTU with 4DI 4AI 4Relay Outputs
US$ 172.24
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
S271 Input and Output SMS Temperature
Alarm
Pulse Counter 4G RTU
US$ 112-149
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Beilai Technology Co., Ltd.
Video
Automatic
Door Through-Beam Sensor, Photoelectric Sensor with CE Certificate
US$ 8-12
/ Set
100 Sets
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
OEM and ODM Service Offered Active Infrared Beams for
Security
Alarms
and Warnings System
US$ 25-40
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
Photo Sensor for
Automatic
Sliding Door, Optic Sensor for Speedstiles Gate
US$ 8-12
/ Set
100 Sets
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
Video
Gate Opener Infrared
Security
Beam Sensor 20m
US$ 25-40
/ Piece
1 Piece
(Min. Order)
Start Order
Shenzhen Jutai Comm Co., Ltd.
Video
Automatic
Door Motion Sensor, Microwave Radar Sensor, Door Activation Sensor
US$ 12-15
/ Set
50 Sets
(Min. Order)
Start Order
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD
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