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Libor Automation & Security Store, a factory store, selling Security & Protection items. There are 1003 best seller items showing below, buy directly from them.

New Arrivals

Modbus serial port RS485 to Ethernet Converter server USR-TCP232-304 data transmission DHCP/DNS Supported
US $ 10.96
US $ 12.18
-10%
(5.0)
Two Master One /Multiple Slave RS485 Repeater Cache Optoelectronic Isolation Modbus Dual Master Hub
US $ 23.56
US $ 31.00
-24%
(3.5)
24.125GHz Micro Wave Motion Sensor Detector For Automatic Door System
US $ 5.99
US $ 7.99
-25%
(5.0)
Rail-type Din-rail wifi serial server wireless rs485 to Ethernet industrial serial module USR-DR404
US $ 17.43
US $ 24.90
-30%
(5.0)
Din-rail Modbus RTU 32-Ch Relay Module RS485 Interface With Multiple Isolation Protection Circuits
US $ 59.99
US $ 63.82
-6%
(5.0)
M30 Long-Distance Proximity Switch Metal Induction 40MM 3Wires Normally Open LJA30M-40N1 Inductive Sensor
US $ 8.99
US $ 11.24
-20%
(5.0)
Keyless Entry Sliding Gate Digital Tuya APP Smart Fingerprint Password Lock for Aluminium Doors Outdoors
US $ 43.29
US $ 56.22
-23%
(5.0)
485 Hub 8Channel RS485 Distributor/Repeater One Sub Eight Industrial Photoelectric Isolated Relay
US $ 13.99
US $ 14.88
-6%
(5.0)
Optically isolated USB to RS485/422/232 interface industrial grade lightning protection USB to serial converter
US $ 23.48
US $ 30.90
-24%
(5.0)
USR-IO424T-EWR 4 Channel Network IO Controller with WiFi and Ethernet Support WAN/LAN RS485 Serial Server of 4DI/4DO/2AI/1PT
US $ 47.75
US $ 58.23
-18%
(5.0)
8 Channel Industrial Ethernet IP Network Relay module Remote Controller Device Ethernet to RS485 bistable relay MODBUS TCP
US $ 29.60
US $ 35.65
-17%
(5.0)
USR-W610 Serial to WiFi Ethernet Wireless Converter RS232 RS485 Serial Server
US $ 22.95
US $ 25.50
-10%
(5.0)
HOT
ADM-5850G Industrial Modbus gateway server, MODBUS RTU/ASCII to Modbus TCP, support PLC serial port
US $ 33.34
US $ 43.30
-23%
(5.0)
balance for product cost and freight cost
US $ 0.01
(5.0)
PUSR DIN Rail Serial RS232 to Ethernet Modbus Gateway Modbus RTU to TCP Serial Device Server USR-DR132
US $ 9.86
US $ 12.50
-21%
(5.0)
Tuya 12Channel WiFi/Zigbee Remote Control Relay - 12-27V AC 85-250V Smart Home Switch Module
US $ 12.30
US $ 13.82
-11%
(5.0)
4channel RS485 to PWM Signal output Module Pulse Frequency Duty Cycle Adjustable Servo Square Wave modbus RTU
US $ 6.98
US $ 8.73
-20%
(5.0)
HF5111S Serial Server Industrial Serial Port Server RS485 to Ethernet 3 Sockets Romote Management D2D/MQTT/Modbus
US $ 16.17
US $ 17.20
-6%
(5.0)
HOT
485 repeater photoelectric isolation industrial grade RS485 hub 2 port signal amplifier anti jamming lightning protection
US $ 9.49
US $ 10.54
-10%
(5.0)
6Channel Temperature Acquisition Module Pt1000 to RS485 MODBUS RTU Protocol ADM-4760
US $ 43.30
US $ 56.23
-23%
(5.0)
Water Leak Detector Alarm 90dB Voice Alert Wireless Water Leakage Sensor House Safety Home Security Alarm System No battery
US $ 2.89
US $ 3.61
-20%
(5.0)
Digital Input Module Switching Module Lsolated 16Channel DI MODBUS WP8026ADAM
US $ 23.41
US $ 25.72
-9%
(5.0)
Eport-E20 Network Server Port Free RTOS TTL Serial to Ethernet Embedded Module DHCP 3.3V TCP IP Telnet Wifi
US $ 4.97
US $ 7.00
-29%
(5.0)
Max 750W AC220V Sliding gate opener motor control unit PCB controller circuit board electronic card remote control optional
US $ 14.40
US $ 18.00
-20%
(4.5)
24Channel DS18B20 to RS485 MODBUS Temperature Inspection Instrument Room Greenhouse Temperature Acquisition Module
US $ 12.99
US $ 16.23
-20%
(5.0)
GA01P Economical GSM Power Off Power Failure Alarm with Single Input Mini GSM Alarm Box
US $ 18.20
US $ 19.36
-6%
(5.0)
ADM-4280-C 8-channel analog acquisition module 0-20mA 0-10V 4-20ma to 485 current voltage Modbus rtu
US $ 23.52
US $ 24.00
-2%
(5.0)
1.2inch U V Steel Groove Rigid Caster Roller/ Wheel for Sliding Gate opener 200KG
US $ 0.79
US $ 1.32
-40%
(5.0)
USR-N510 RS232/RS485/RS422 Single Serial to Ethernet Converter Watchdog
US $ 25.74
US $ 28.60
-10%
(5.0)
smart RFID 125 KHZ/13.56 MHZ ID IC EM Card Hidden Reader Wiegand 26 Interface Door Access Control
US $ 4.59
US $ 8.85
-48%
(5.0)
10m 5m 7m Reflex Light Barrier Sensor DC12V Reflective photoelectric switch photocells infrared beam sensor
US $ 14.08
US $ 14.98
-6%
(5.0)
USR-DR302 DIN-Rail RS485 Serial to Ethernet Converter Bidirectional Transparent Transmission Between RS485 and RJ45
US $ 14.10
US $ 16.98
-17%
(5.0)
ADM-5832G Professional MODBUS Gateway Industrial Level 2 port rs485/422 Modbus RTU to Modbus TCP
US $ 33.33
US $ 50.50
-34%
(4.8)
3.6V Battery Supported Outdoor IR Sensor Photocell Automatic Gate Garage Door Infrared Beam Sensor
US $ 7.59
US $ 9.49
-20%
(5.0)
Door Sensor of Smart Deadbolt Locks
US $ 1.99
US $ 2.12
-6%
(5.0)
Protoss-PE11 DIN-Rail Modbus RS485 Serial Port to Ethernet Converter
US $ 13.99
US $ 21.52
-35%
(5.0)
9-12V 1073 Universal Electric Rim Lock coil driver Door Lock parts of Copper / Aluminum wire optional
US $ 2.29
US $ 2.74
-16%
(5.0)
1 piece Stainless Steel nylon Rollers 201 Hard Plastic For Sliding Rolling Gate
US $ 1.41
US $ 1.50
-6%
(5.0)
1000users Metal Rainproof Stand-alone Access Keypad reader Wiegand 26 for 125Khz EM Card
US $ 14.45
US $ 17.00
-15%
(5.0)
Waterproof Standalone Access Control gate opener fingerprint door keypad white RFID Reader of ABS
US $ 12.99
US $ 21.65
-40%
(5.0)
Automatic Sliding Gate Opener 1600lbs 2646lbs 3306lbs Electric Hardware Heavy Duty Track Driveway Motor Security Kit
US $ 97.90
US $ 110.00
-11%
(5.0)
220V electric window opener Switch 2channel y Remote Control for Screen Roller Shutter , Runroof Controller 86 for Home curtains
US $ 8.91
US $ 11.14
-20%
(5.0)
WiFi Serial Device Server RS232/RS485/RS422 Serial Port to WiFi Ethernet Converter Module HF2211 HF2211A EU plug available
US $ 19.20
US $ 20.43
-6%
(5.0)
Battery operated App control GL09 GSM Alarm system 2G SMS Alert Wireless alarm
US $ 25.71
US $ 30.25
-15%
(5.0)
Gate opener door lock Outdoor Access Control Keypad EM reader PIN Code RFID IP68 Waterproof Wiegand 26
US $ 19.18
US $ 23.98
-20%
(5.0)
Laser Beam Photoelectric Inductive Switch Infrared Sensor 24v Three Wire Remotely Adjustable E3F-20C1/L
US $ 4.45
US $ 5.05
-12%
(5.0)

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SIP Intercom Voice Control Door Bell Camera Smart Home Intercom Kit for Outdoor RFID Control Waterproof
US $ 67.21
US $ 224.04
-70%
(5.0)
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Zc01 Wholesale Cheap 4 Core 1.2G Backup Battery Built-in Biometric Attendance Clock Machine
US $ 232.51
(5.0)
100% brand new original HMISTO735
US $ 318.46
(5.0)
Tuya Bluetooth Temperature Humidity Sensor LCD Thermometer Mini Smart Electric Hygrometer APP Remote Control Home
US $ 5.46
US $ 16.69
-67%
(5.0)
B04C-RTU5024 GSM Door Opener Relays Wireless Remote Access Control Kit 4G Home Security Device Free Call Functionality
US $ 73.39
(5.0)
AC220V /AC230V Sliding Gate Openers Circuit Board Universal Sensitive Sliding Gate Motor Main Electronic Control Board
US $ 35.80
US $ 87.31
-59%
(5.0)
Large Capacity Empty Trolley First Aid Bag Waterproof EMS Backpack for Medical Outdoor Clinic Nursing Earthquake Rescue Kit
US $ 109.89
(5.0)
AC100-260V DC12V 5A Universal power supply for door access control system with backup Battery interface
US $ 25.74
US $ 26.00
-1%
(5.0)
HOT
Zc01 Cloud Software Web Time Management Face Recognition Camera Fingerprint Machine Attendance Smart Access Control System
US $ 205.74
(5.0)
HOT
5 inch Touch Screen Server WIFI Tuya Face Recognition Fingerprint Access Control With RFID Reader Face Time Attendance Machine
US $ 55.33
US $ 95.39
-42%
(4.6)
Attendance Access Control Machine Biometric Fingerprint Face Recognition Time Attendance Access Control System
US $ 281.91
(5.0)
HOT
Zc01 Biometric Fingerprint Scanner Time Attendance Portable Fingerprint Time Attendance
US $ 265.96
(5.0)