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Concentrators & Multiplexers

Shop the best prices on 1,247 great value concentrators & multiplexers. Shopping for concentrators & multiplexers is easy with Fruugo, with SALE discounts, offers and savings on Maikaisen. Buy concentrators & multiplexers online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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65 - 96 of 1,247
3-Pack RS485 Serial Server, DIN Rail Mount, RS485 to RJ45 Ethernet Serial Port Server for Industrial IoT and Modbus Gateway
From $309.00
2026 Suitable 3X Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server RTU RJ45 to RS232+
From $94.00
RS485 to Ethernet Converter with Modbus Support, DHCP/DNS Enabled Serial Data Transmission Server
From $64.00
2X Industrial Modbus Serial RS485 RS422 to Ethernet Converter Device Server TCP/RTU/UDP RJ45 to RS232+RS485 Connector
From $89.00
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From $13.95
M5Stack PaHub V2.1 Unit I2C Multiplexer IoT Development Kit I2C Bus 1 in 6 Expansion on-Board Dipswitch PCA9548AP
From $30.95
Serial Port Server, RS485 to RJ45 Ethernet IP Module, Rail Type RS485 Server
From $189.00
FC/UPC Fiber Optic Splitter Box PLC Splitter ABS Box Fiber Optical Splitter Fiber Optic Splitter Box
From $27.95
USR Ethernet Server Module USR-TCP232-302 RS232 to Ethernet TCP IP Server Module Ethernet Converter Support DHCP/DNS
From $59.00
Rs485 To Tcp/Ip Converter Ethernet Server Module Communication Converter(Eu Plug) simple
From $69.00
3X RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From $99.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From $48.95
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
From $54.00
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From $13.95
5 Port Gigabit Ethernet Industrial Grade Network Switch 10/100/1000Mbps IP185GHI Chip
From $119.00
Tiny Size Serial Server for RS485 to Ethernet Converter -DR134
From $69.00
Ethernet to RS485 Converter DR134 Compact Serial Device Server
From $54.00
MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 w
From $104.00
Industrial 8 Channel RS485 HUB RS232 RS485 to 8 Ports RS485 Serial Converter Hub
From $269.00
Industrial 8 Channel RS485 HUB RS232 RS485 to 8 Ports RS485 Serial Converter Hub
From $249.00
Industrial RS485 Hub Converters 1 In 16/8Out For Stable Signal Distribution In Harsh Environment For Automation Systems Multicolor
From $84.00
100M PCBA Board Fiber Optic Media Converter 2 RJ45 to 6 SC Optic Connector 3A+3B Ports 20KM Ethernet Switch
From $30.95
1 to 2 Way RS485 Relay DC8-28V RS485 Hub Photoelectric Isolation One Hub to Multi Hub E810-R12 ESD Protection
From $37.95
Professional 4 Channel RS485 Indication Increaser With 12Mbps Blue green Rhythm Resistant ABS Housing Multicolor
From $129.00
Wall Mount RS485 to Ethernet Converter for Modbus Protocol Support
From $94.00
Mini GPON OLT 1Port,for 64 Onus,Built-in PON Module,Fanless Zero-Noise Design,Low Power,SC/Upc Interface, FTTH EU PLUG
From $429.00
2X Throwing Star LAN Tap Network Packet Capture Module Replica Monitoring Ethernet Communication Passive Ethernet
From $17.95
8 Channel RS485 Opto-Isolated Serial Port Hub Support 32 Nodes Half-Duplex Transparent Transmission
From $74.00
TCA9548A for I2C Multiplexer 8 Channel Qwiic Mux Breakout for I2C Expansion Board Multi Device Splitter Module DIY
From $28.95
WIFI Module Wireless Device for SP HGS ECO Solar Hybrid Inversor Remote Monitoring Hybrid Solar Inverter
From $74.00
RS485 Hub Repeater 4 Port, Industrial Grade 4-Channel RS485 Distributor Splitter Isolated Serial Bus Expander
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 $429.00