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Shop the best prices on 1,232 great value concentrators & multiplexers. Shopping for concentrators & multiplexers is easy with Fruugo, with SALE discounts, offers and savings on MOXA, Ubiquiti, Adder and more. Buy concentrators & multiplexers online safely with Fruugo, with secure payment and fast shipping to Ireland.

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545 - 576 of 1,232
2X RS485 to Ethernet Module RS485 Serial to Ethernet Serial Transmission Versatile Convenient Communication Module
From €19.95
2X RS485 to Ethernet Module RS485 Serial to Ethernet Serial Transmission Versatile Convenient Communication Module
From €19.95
RS485 Serial Server for Ethernet Networks, Compact Converter for Remote Access
From €33.95
Industrial Isolated 4CH RS485 to POE ETH Ethernet Converter
From €94.00
Tiny RS485 Ethernet Converter DR134 Serial Communication Server
From €27.95
Waveshare Industrial Isolated 4CH RS485 to POE ETH Ethernet Converter Support Modbus/MQTT/JSON Industrial DIN-Rail Design
From €79.00
8-Channel I2C Multiplexer / Hub Support 3.3V/5V System Multiple Devices with the Same I2C Address 8 Grove I2C Port 8x2cm
From €26.95
2X Throwing Star LAN Tap Network Packet Capture Module Replica Monitoring Ethernet Communication Passive Ethernet
From €9.95
Waveshare Industrial Isolated 4CH RS485 to POE ETH Ethernet Converter Support Modbus/MQTT/JSON Industrial DIN-Rail Design
From €89.00
Ethernet Converter for RS485 DR134 Tiny Size with Modbus RTU Support
From €25.95
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From €18.95
Industrial Grade Serial Server RS232/485 to WiFi and Ethernet Modbus Gateway, MQTT Gateway Ordinary Network Port
From €69.00
Mini GPON OLT 1Port,for 64 Onus,Built-in PON Module,Fanless Zero-Noise Design,Low Power,SC/Upc Interface, FTTH EU PLUG
From €189.00
Industrial 8-Channel RS485 Hub Splitter - 1 In 8 Out Isolated Data Sharer | Heavy Duty Metal Housing, Black | Professional Network Communication
From €94.00
RS485 Hub Repeater 4 Port, Industrial Grade 4-Channel RS485 Distributor Splitter Isolated Serial Bus Expander
From €27.95
Industrial 8 Channel RS485 HUB RS232 RS485 to 8 Ports RS485 Serial Converter Hub
From €139.00
Ethernet to RS485 Converter 9600BPS TVS Anti Surge Protection RS485 RTU TCP to Ethernet UDP TCP Module 12V with Shell
From €15.95
-DR302 Din Rail Serial RS485 to Ethernet IP Server Module Ethernet Converter Modbus RTU to Modbus Un
From €33.95
Active RS232 Serial Splitter 1 to 4 Ports Bi-Directional Switcher with EU Power Adapter
From €41.95
CAN To Ethernet Bidirectional Protocol Converter CAN1 CAN2 RS485 Port For Industrial Automation Networking Communication Multicolor
From €104.00
Aluminum RS485 Ethernet Converter Module Low Power Converter Aluminum Case 2400Bps-460800Bps Server Accessories Multicolor
From €54.00
2.30V-5.5V PCA9546 4 Channel I2C Multiplexer Board for Stemma Qt/Qwiic Expandable Module For Multiple Sensory Networking Multicolor
From €25.95
WIFI Module Wireless Device for SP HGS ECO Solar Hybrid Inversor Remote Monitoring Hybrid Solar Inverter
From €31.95
Modbus Ethernet Industrial Serial Server RS485 ETH PRO (CA) to RJ45 Ethernet Module TCP to Serial Support JSON Mott
From €54.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From €29.95
USB WiFi Plug for GTN Seriese Grid Tie Inverters GTN-1000W GTN-1200W GTN-1500W GTN-2000W WiFi Module
From €20.95
DIN-Rail RS485 Serial Port to Ethernet Converter Server IOT Device USR-DR302 Support Modbus EU Plug
From €64.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From €27.95
[New] Waveshare RS232 RS485 To RJ45 Ethernet Serial Server 25391
From €79.00
Modbus TCP/IP to Serial Converter, RS232 RS485 RS422 to Ethernet Adapter, TCP/RTU/UDP Protocol, RJ45 to RS232 RS485 Connector
From €28.95
2X Industrial Modbus Serial RS485 RS422 to Ethernet Converter Device Server TCP/RTU/UDP RJ45 to RS232+RS485 Connector
From €37.95
RS485 Relay Hub with Photoelectric Isolation DC8-28V 1 to 2 Way ESD Protection Multi-Hub Expansion Adapter
From €22.95