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Concentrators & Multiplexers

Shop the best prices on 1,575 great value concentrators & multiplexers. Shopping for concentrators & multiplexers is easy with Fruugo, with SALE discounts, offers and savings on Funxun and Maikaisen. Buy concentrators & multiplexers online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,441 - 1,472 of 1,575
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From £21.95
2X RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From £27.95
2X USR Ethernet Server Module USR-TCP232-302 RS232 to Ethernet TCP IP Server Module Ethernet Converter Support DHCP/DNS
From £43.95
8X SC/APC 1/2 Fiber Optical Splitter Fiber Optic Pigtail Splitter Dual Window Coupler for Fibre Communication System
From £19.95
For APC Male and for APC Female Adjustable Fiber Attenuator 1-30dB 1310nm /1550nm SC Mechanical Flange Adapter Special
From £9.95
4 Way Telephone Optical Transceiver FC Interface PCM Converter Ethernet Media Converter for Communication Operation
From £79.00
3-TTL UART Serial to Ethernet Module Converter USR-TCP232-ED2 Support Modbus
From £21.95
8 Port Serial Device Server Converter Ethernet to RS232/422/485 Support VCOM/TCP Server/ TCP Client/UDP Industrial Grade
From £139.00
DIN-Rail RS485 to Ethernet Converter with MQTT & Modbus RTU Support
From £49.00
Waveshare Din Rail RS485 to RJ45 Serial Server with POE Function 23273
From £49.95
3X RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From £39.95
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From £32.95
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From £11.95
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU - L - MXBC
From £9.95
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
From £25.95
2X Ports RS232 Switch DB9 Pin COM Port Sharer 4 in 1 Out Serial Port Sharing Device Button Switch
From £21.95
Industrial RS485 to WIFI/Ethernet Module Modbus MQTT Gateway DC5-36V Rail-Mount Serial Server
From £49.95
4 Way Telephone Optical Transceiver FC Interface PCM Converter Ethernet Media Converter for Communication Operation
From £89.00
TTL UART Serial to Ethernet Module Converter USR-K5 IOTDeviceSerial Port Server Serial Port Networking Communication
From £17.95
Industrial 2 Way Cache Type RS485 to 1way RS485 Hub DC 9-40V Optical Isolation Multi to One Hub E810-R21 ESD Protection
From £38.95
MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 with Power Adapter-US Plug
From £26.95
Compact 4-Port RS485 to Ethernet Serial Server with Modbus TCP/RTU Support for TCP UDP HTTP DHCP DNS Protocols
From £54.00
2X RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From £31.95
Expandable RS485 Opt Isolation Serials Hub for Nodes Networking up to 32 Devices Featuring Efficient Communication Multicolor
From £79.00
Industrial 8 Channel RS485 HUB RS232 RS485 to 8 Ports RS485 Serial Converter Hub
From £119.00
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU - L
From £12.95
RJ45 RS485 to ETH Converter compatible with Industrial Automation and Modbus Protocol
From £45.95
Industrial RS485 to WIFI/Ethernet Module Modbus MQTT Gateway DC5-36V Rail-Mount Serial Server
From £54.00
Mini GPON OLT 1Port,for 64 Onus,Built-in PON Module,Fanless Zero-Noise Design,Low Power,SC/Upc Interface, FTTH EU PLUG
From £159.00
20X SC/APC 1/2 Fiber Optical Splitter Fiber Optic Pigtail Splitter Dual Window Coupler for Fibre Communication System
From £43.95
Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU/UDP RJ45 to RS232+RS485 Connector
From £20.95
Industrial Isolated RS485 to ETH (C) RJ45 Converter Wall/Rail-Mount for Modbus for Reliable Data Communication
From £30.95