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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

Serial RS232/RS485/RS422 to Ethernet TCP/IP Server with DHCP and Built-in Webpage
US $ 24.40
US $ 30.50
-20%
(5.0)
WP3076ADAM ( 1AO ) _ 0-20MA / 4-20MA Analog Output Module / RS485 MODBUS RTU Communications
US $ 34.28
US $ 35.71
-4%
(5.0)
Industrial Grade Ethernet Switch 5 Port 8 Port Industrial Switch 12V24V Guide Switch IDM-7180 IDM-7150
US $ 20.02
US $ 23.55
-15%
(5.0)
485 Repeater 1 into 2 4 8 Port Hubs RS485 Photoelectric Isolation Signal Amplification Extender Lightning Protection
US $ 6.49
US $ 8.65
-25%
(5.0)
ADM-3142 2CH RS485 to Fiber Optic Transceiver Bidirectional Optical Transceiver Industrial 24V Rail Serial SC Port
US $ 47.35
US $ 49.32
-4%
(5.0)
2 Channel DC5V 10A Industrial IP Network Relay Module Remote Controller Ethernet to RS485 Modbus HHT-NET2D
US $ 16.98
US $ 21.78
-22%
(5.0)
Thickened Bearing Nylon Guide Roller Gate Wheels - Sliding or Cantilever Gates
US $ 0.64
US $ 0.80
-20%
(5.0)
Serial Port RS232 to WiFi Converter Elfin-EW10 IOT for Data Transmission Support TCP/IP Telnet Modbus
US $ 9.27
US $ 10.30
-10%
(5.0)
Industrial Modbus RTU 8CH Relay Module E with RS485 30A High Current Multi Isolation Protected, Din-Rail
US $ 42.06
US $ 44.74
-6%
(5.0)
Rail AC and DC surge protector 15A lightning protection Equipment Power Supply Lightning Protection device 12V24V48V220V
US $ 12.97
US $ 13.80
-6%
(5.0)
RS232/RS485 to WIFI and Ethernet Serial Port Server Modbus Din-Rail Communication Module
US $ 27.60
US $ 29.36
-6%
(5.0)
Industrial Automation 8CH Encoder Pulse Counter 16CH DI High-Speed Counter Modbus RTU Module by RS232 or RS485
US $ 64.27
US $ 85.70
-25%
(5.0)
Gigabit Network POE Lightning Arrester High-Definition Surge Protector RJ45-E1000/POE
US $ 7.29
US $ 9.11
-20%
(5.0)
IDM-7116 Industrial 16 Port 100M Ethernet Switch Non Managed Din-Rail 24V Working at -20 to70 °C
US $ 64.48
US $ 74.98
-14%
(5.0)
TTLock APP Control Slim Design Fingerprint Password Sliding Door Aluminum Door Smart Door Lock
US $ 49.79
US $ 68.20
-27%
(5.0)
EW11A Wireless Networking Devices Modbus TPC RJ45 RS485 to WIFI Serial Server DTU
US $ 11.28
US $ 12.00
-6%
(5.0)
Ttlock Wifi G2 Gateway Remote Control Home Hotel For TTLOCK APP Door Lock
US $ 11.68
US $ 14.60
-20%
(5.0)
Smart GSM 4G LTE 4Channel Controller DL4 SMS Remote ON/OFF 30A Big Power Relay Switch Temperature Monitor Power Failure Alarm
US $ 53.46
US $ 62.89
-15%
(5.0)
Eport Pro-EP20 Linux Network Server Port TTL Serial Port To Ethernet Embedded Module DHCP 3.3V TCP IP Telnet Modbus TCP Protocol
US $ 6.29
US $ 7.15
-12%
(5.0)
MB8AI 4-20mA 0-5V 0-10V 8Channel 12Channel Analog Input Acquisition Module Transmitter RS485 MODBUS
US $ 29.89
US $ 40.94
-27%
(5.0)
Digital Tuya WIFI Temperature Detector with 1M Sensor Smart Life Thermometer Thermostat APP Remote Monitoring
US $ 13.99
US $ 17.48
-20%
(4.0)
Waterproof Active Photoelectric Single Infrared Beam Sensor Barrier Detector for Gate Door Window Burglar Alarm
US $ 5.49
US $ 5.84
-6%
(4.7)
0-10V Analog Module/3 Channel Voltage Output RS485 MODBUS RTU Communication Protocol -WP3079ADAM
US $ 31.46
US $ 40.33
-22%
(5.0)
Capacitive proximity switch LJC34A4-K-J/EZ non-metallic sensor 220V feeder level sensor
US $ 8.44
US $ 8.99
-6%
(5.0)
Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP Rail-Mount Support with POE Function Optional Modules
US $ 16.88
US $ 17.96
-6%
(5.0)
ZLAN5207M RJ45 2Port Serial Modbus Server TCP Ethernet IOT RS485 Gateway
US $ 31.06
US $ 33.04
-6%
(5.0)
RPI Zero RS485 CAN Industrial Expansion Board 6Channel Relay Module Optocoupler Isolation
US $ 32.09
US $ 34.14
-6%
(5.0)
5-port Industrial Switch Rail Mounted 100Mbps Five port Ethernet Network Distribution Line Splitter 9850M
US $ 10.49
US $ 11.16
-6%
(5.0)
IDM-5732 2-Ports RS-485 / 422 to Ethernet TCP / IP Serial Device Server Networking Module
US $ 39.22
US $ 46.14
-15%
(5.0)
Network Switch ZLAN6042 Remote Ethernet Port IO Controller Modbus TCP TO 4DI 4DO 2AI Support Virtual Port
US $ 47.47
US $ 50.50
-6%
(5.0)
USB to RS485 Isolation Converter Industrial Communication Module ZLA031S
US $ 7.84
US $ 9.80
-20%
(5.0)
KNX ETS USB Downloader Debugger Easy to Use
US $ 39.99
US $ 42.54
-6%
(5.0)
YN4543 Serial Port Optical Modem RS485 to Fiber Bidirectional 485 Optical/Fiber Transceiver SC Industrial Grade
US $ 28.84
US $ 30.68
-6%
(5.0)
10 Channel DS18B20 Temperature Acquisition Module Temperature to RS485 Transmitter Modbus RTU Communication
US $ 14.99
US $ 15.95
-6%
(5.0)
1.2inch U/V-Shaped Steel Universal Wheel/Deflection Sheave for Sliding Doors
US $ 1.99
US $ 2.49
-20%
(5.0)
ADM-5750 Din Rail Industrial Serial Port Server RS232/485/422 to Ethernet Transparent Transmission
US $ 31.02
US $ 38.78
-20%
(5.0)
MB20DI Digital Switch Input 11-channel 20Channel Open-in Isolation Acquisition Module RS485 MODBUS RTU Communication
US $ 23.74
US $ 31.66
-25%
(5.0)
0-20MA/4-20MA Current Acquisition Module 6AI/4DI/4DO MODBUS Communication-WP9038ADAM
US $ 33.93
US $ 36.10
-6%
(5.0)
Din-rail Modbus RTU 4ch Relay Module with RS485 Interface 30A with LED Indicators, Multi Isolation Protection Circuits
US $ 29.28
US $ 31.15
-6%
(5.0)
IDM-6830 Smart Acquisition Gateway 2 channel serial Modbus Gateway Modbus RTU to Modbus TCP Protocol
US $ 52.39
US $ 55.73
-6%
(5.0)
IDM-3182-FC1 Serial Port Ring Network Optical Transceiver RS485 Optical Fiber Self-Healing Converter transceiver RS232
US $ 70.54
US $ 94.05
-25%
(5.0)
5807M 8 ports RS485 to Ethernet TCP IP Modbus Gateway RTU to TCP MQTT JSON compute din rail industrial module converter
US $ 65.98
US $ 82.49
-20%
(5.0)
Industrial 2-way 485 Optical Fiber Transceiver RS485 to Optical Fiber Converter 12V24V Guide IDM-3152
US $ 52.81
US $ 62.87
-16%
(5.0)
Dual relay Access Control gate opener door lock Keypad RFID Reader controller125KHz Metal Indoor Outdoor
US $ 23.59
US $ 29.49
-20%
(5.0)

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Access Control Panel Board TCP/IP Network Software Controller for 2 Doors
US $ 38.50
(5.0)
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US $ 198.69
(5.0)
100% brand new original HMIGTO2310
US $ 569.35
(5.0)
SIP Intercom Voice Control Door Bell Camera Smart Home Intercom Kit for Outdoor RFID Control Waterproof
US $ 67.16
US $ 223.87
-70%
(5.0)
100% brand new original TM221CE40R TM221CE40T TM221M16R TM221M16T TM221M32TK TM221ME16R
US $ 201.43
(5.0)
100% new BMXDDO6402K BMXDDI6402K BMXDDO3202K BMXDDI3202K BMXDDI1602 BMXP3420102 BMXP3420302 BMXP342000 BMXP341000
US $ 103.73
(5.0)
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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)
100% brand new original 1 year warranty ATV310H037N4A ATV310H075N4A ATV310HU15N4A ATV310HU22N4A ATV310HU30N4A ATV310HU40N4A
US $ 148.69
(5.0)
SR3 B261FU SR3B261FU Small PLC 100% new original authentic
US $ 145.01
(5.0)
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Customizable Logo Face Recognition Access Machine Fingerprint Palm Print IP Network System Controller Brush Sweep Face Access
US $ 356.24
(5.0)
100% brand new original ATS22D17Q ATS22D32Q ATS22D47Q ATS22D62Q ATS22D75Q
US $ 568.86
(5.0)
Industrial Grade Roller Shutter Key Switch - DP Automation 16A Heavy Duty (Factory Direct Wholesale, IP55 Rated
US $ 43.65
(5.0)