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Concentrators & Multiplexers

Shop the best prices on 1,291 great value concentrators & multiplexers. Shopping for concentrators & multiplexers is easy with Fruugo, with SALE discounts, offers and savings on MOXA, Funxun, ZPE Systems and more. Buy concentrators & multiplexers online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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865 - 896 of 1,291
Ethernet Port Expander: 1 to 2/3/4 RJ45 Adapter for Multi-Device Networking and Enhanced Data Speed
From £32.95
8 Port Serial Device Server Converter Ethernet to RS232/422/485 Support VCOM/TCP Server/ TCP Client/UDP Industrial Grade
From £159.00
Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter
From £18.95
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From £21.95
MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 with Power Adapter-EU Plug Edition 0120
From £23.95
RS485 Optically Isolated Serials Hub Multiple Port Configuration and Half Duplex Operation for Secure Data Exchange Multicolor
From £49.00
Professional RS485 Expansion Hub 1Input 16Output/8Output Strong AntiInterference Intelligent Building Industrial Multicolor
From £30.95
8-Port RS232 RS485 RS422 to Fiber Converter Bidirectional Modem EU Plug for 128 Devices
From £59.00
Dual Port RS232 RS485 RS422 to Ethernet TCP IP Adapter 10/100Mbps RJ45 EU Plug
From £89.00
3X MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 with Power Adapter-US Plug
From £119.00
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From £11.95
1-to-8 Isolated RS485 Hub Splitter Industrial Grade Optically Isolated Dual-Way Sharer
From £159.00
Dual RS485 to RJ45 Ethernet Modules Serial Server Dual Network Port for Industrial Data Acquisition Multifunctional Multicolor
From £79.00
Sensory Networking 4 Channel I2C Splitter Board 2.30V-5.5V PCA9546 4 Channel I2C Multiplexer Hot Swappable for Stemma Qt Multicolor
From £20.95
Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU/UDP RJ45 to RS232+RS485 Connector
From £19.95
DIN-Rail Serial Port RS485 to Ethernet Converter Server Protoss MQTT PE11-H Support Modbus RTU
From £28.95
Rail-Mount RS485 to Ethernet Converter for Stable Modbus Data Transfer
From £35.95
Ethernet to Serial Module with RJ45 Port, Modbus RTU Gateway for IoT MQTT Communication, Network Terminal Adapter
From £14.95
TTL Serial to Ethernet Network Port Module Serial to RJ45 NT1-M-TB Modbus Gateway TCP to RTU IoT MQTT Communication
From £7.95
DIN-Rail RS485 Serial Port to Ethernet Converter Server IOT Device USR-DR302 Support Modbus EU Plug
From £29.95
4 Way Telephone Optical Transceiver FC Interface PCM Converter Ethernet Media Converter for Communication Operation
From £89.00
RS485 serial to Ethernet converter with UDP and HTTPS Edition 1107
From £29.95
Waveshare Industrial Isolated 4CH RS485 to POE ETH Ethernet Converter Support Modbus/MQTT/JSON Industrial DIN-Rail Design
From £64.00
2X Industrial Modbus Serial RS485 RS422 to Ethernet Converter Device Server RTU/UDP RJ45 to RS232+RS
From £31.95
3 Pack Industrial Modbus RS232 RS485 RS422 to Ethernet Converter, Serial Device Server RJ45, 10/100M Auto-MDIX, 300-230400 bps, Plug and Play
From £69.00
An to Ethernet Protocol Converter CDSENET ECAN-E01S CAN 2.0 Relay 2 Way CAN BUS TCP UDP 8-28V RJ45
From £39.95
2025 Usr-dr302 Din Rail Serial Rs485 To Ethernet Tcp Ip Server Module
From £29.95
DIN-Rail RS485 Serial Port to Ethernet Converter Server IOT Device USR-DR302 Support Modbus EU Plug
From £27.95
Industrial 8 Channel RS485 HUB RS232 RS485 to 8 Ports RS485 Serial Converter Hub
From £119.00
Industrial 8 Channel RS485 HUB RS232 RS485 to 8 Ports RS485 Serial Converter Hub
From £119.00
3 Pack Industrial RS232 RS485 RS422 to Ethernet Converter, Serial Device Server, Modbus RTU, RJ45 to RS232/RS485, Supports Windows XP/7/8/10
From £46.95
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From £22.95