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Shop the best prices on 645 great value concentrators & multiplexers. Shopping for concentrators & multiplexers is easy with Fruugo, with SALE discounts, offers and savings on Funxun and Asiv. Buy concentrators & multiplexers online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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609 - 640 of 645
Industrial Isolated 4CH RS485 to POE ETH Ethernet Converter 26s
£64.00 Save £65.00 RRP: £129.00
RS485 serial to Ethernet module USR-DR302 DIN rail mount 26s
£43.95 Save £45.05 RRP: £89.00
Aluminum RS485 Ethernet Converter Module Low Power Converter Aluminum Case 2400Bps-460800Bps Server Accessories Multicolor
£40.95
8 Port Serial Device Server Converter Ethernet to RS232/422/485 Support / Server/ Client/UDP Industr
£159.00 Save £50.00 RRP: £209.00
Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server RTU/UDP RJ45 to RS232
£19.95 Save £5.00 RRP: £24.95
MBus to RS485 Ethernet Converter Modbus-TCP/MODBUS-RTU 500m Range Industrial Networking Solution
£49.95 Save £24.05 RRP: £74.00
MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 with Power Adapter-US Plug
£23.95 Save £11.00 RRP: £34.95
USR-TCP232-302 RS232 to Ethernet Converter Support DHCP/DNS
£31.95 Save £32.05 RRP: £64.00
RS485 to Ethernet Serial Port Server Modbus IP 600bps-921600bps Industrial IoT Communication Server Edition 0125
£12.95 Save £28.00 RRP: £40.95
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
£24.95
8-Channel Multiplexer/Hub Support 3.3V/5V System Multiple Devices
£16.95 Save £12.00 RRP: £28.95
3X Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU RJ45 to RS232+RS485 Connector
£64.00
Industrial Serial Server for RS485 to Ethernet Converter Tiny -DR134
£39.95 Save £39.05 RRP: £79.00
2025 MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 with Power
£31.95 Save £32.05 RRP: £64.00
4X DIN-Rail Serial Port RS485 to Ethernet Converter Server Protoss MQTT PE11-H Support Modbus TCP RTU
£104.00
M5Stack PaHub V2.1 Unit I2C Multiplexer IoT Development Kit I2C Bus 1 in 6 Expansion on-Board Dipswitch PCA9548AP
£15.95 Save £15.00 RRP: £30.95
H ELTEC AUTOMATION HT1303 LoRaWAN Concentrator Module SX1302 SX1250 Chip LoRa Gateway Base Station Module 868MHz SPI Version
£32.95 Save £26.05 RRP: £59.00
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
£21.95 Save £19.00 RRP: £40.95
1 to 8 Port RS485 Hub Isolated Splitter, Industrial Grade Optic Isolation, 152.2Kbps Dual-Way Communication
£69.00 Save £80.00 RRP: £149.00
Tiny RS485 Ethernet Converter DR134 Serial Communication Server
£23.95 Save £12.00 RRP: £35.95
Suitable For Modbus Tcp/Rtu Mbus To Ethernet Converter 500M Range Industrial Networking Solution-JK
£54.00 Save £55.00 RRP: £109.00
Industrial Serial Server RS232 to Ethernet RJ45 TCP/IP Converter Rail-Mount POE
£29.95 Save £16.00 RRP: £45.95
ET69C02 Ethernet Network IP RJ45 to RS485 Bus Converter for Modbus RTU Master Slave Client Server MQ
£13.95
8 Channel RS485 Opto-Isolated Serial Port Hub Support 32 Nodes Half-Duplex Transparent Transmission
£37.95 Save £21.05 RRP: £59.00
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
£23.95 Save £13.00 RRP: £36.95
DIN-Rail RS485 to Ethernet Converter Server Protoss PE11-H, TCP RTU Support
£45.95 Save £18.05 RRP: £64.00
USR-DR302 DIN Rail RS485 to Ethernet TCP/IP Server Module
£46.95 Save £17.05 RRP: £64.00
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
£13.95 Save £13.00 RRP: £26.95
Sensory Networking 4 Channel I2C Splitter Board 230V-55V PCA9546 4 Channel I2C Multiplexer Hot Swappable for Stemma Qt Multicolor
£64.00 Save £75.00 RRP: £139.00
Modbus IP RS485 to Ethernet Industrial IoT Server 600bps-921600bps
£84.00 Save £65.00 RRP: £149.00
USR-DR302 DIN Rail RS485 to Ethernet TCP/IP Server Module
£36.95 Save £22.05 RRP: £59.00
8-Channel Multiplexer / Hub Support 33V/5V System Multiple Devices with the Same Address 8 Grove Po
£59.00 Save £100.00 RRP: £159.00