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Concentrators & Multiplexers

Shop the best prices on 1,245 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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97 - 128 of 1,245
2025 MBus to Ethernet Converter Modbus-TCP/MODBUS-RTU 500m Range Industrial Networking Solution
From $129.00
RJ45 Ethernet WiFi to RS232 RS485 Duplex Transmission Serial Device Server Converter US Plug
From $149.00
RJ45 RS485 to ETH Converter compatible with Industrial Automation and Modbus Protocol
From $109.00
2X Modbus Serial Port RS485 to Ethernet Converter Server USR-TCP232-304 Data Transmission DHCP/DNS Supported
From $104.00
Modbus Serial Port RS485 To Ethernet Converter Server USR-TCP232-304 Data Transmission DHCP/DNS Supported
From $74.00
Modbus Serial Port Rs485 To Ethernet Converter Server -tcp232-304 Data Transmission Dhcp/dns Suppor 26-27s
From $54.00
Modbus Serial Port Rs485 To Ethernet Converter Server -tcp232-304 Data Transmission Dhcp/dns Suppor 26-27s
From $64.00
Multi-port RS485 Hub for Industrial Use - 1 to 8 Dual-way Communication SZRH A-C
From $104.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From $59.00
DIN-Rail Serial Port RS485 to Ethernet Converter Server
From $64.00
Serial Server for RS485 to Ethernet Converter with Tiny Size Design -DR134
From $84.00
8-Channel Multiplexer / Hub Support 3.3V/5V System Multiple Devices with the Same Address 8 Grove Port 8x2cm
From $45.95
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
From $59.00
3X Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU RJ45 to RS232+RS485 Connector
From $139.00
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From $30.95
8 Channel RS485 Opto-Isolated Serial Port Hub Support 32 Nodes Half-Duplex Transparent Transmission
From $84.00
M5Stack PaHub V2.1 Unit I2C Multiplexer IoT Development Kit I2C Bus 1 in 6 Expansion on-Board Dipswitch PCA9548AP
From $34.95
RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From $14.95
MBus to RS232 Ethernet Converter Modbus-TCP/MODBUS-RTU 500m Range Industrial Networking Solution
From $119.00
MultiPort RS485 Hub Splitter 8 Or 16 Way Expansion Hub Plugs And Play Installation For Long Distances Control Systems Multicolor
From $59.00
Fiber Optic OTDR Launch Cable Box Dead Spot Eliminator Fiber Optic Ring OTDR Transmitting Cable Box 300M SC/UPC-LC/APC
From $79.00
1pc R401H-1B RS485 Optically Isolated Serial Hub with Half-Duplex Transparent Transmission and 32 Nodes,RS485 Serial Hub
From $54.00
8 Port Serial Device Server Converter Ethernet to RS232/422/485 Support VCOM/TCP Server/ TCP Client/UDP Industrial Grade
From $359.00
TCA9548A for I2C Multiplexer 8 Channel Qwiic Mux Breakout for I2C Expansion Board Multi Device Splitter Module DIY
From $36.95
Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU/UDP RJ45 to RS232+RS485 Connector
From $47.95
3X Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU RJ45 to RS232+RS485 Connector
From $104.00
Industrial Isolated 4CH RS485 to POE Ethernet Converter Supporting Modbus/MQTT/JSON for Industrial Use -LL
From $239.00
2X Network Time Server NTP Time Server for GPS Beidou GLONASS Galileo QZSS Desktop Version EU Plug
From $389.00
Serial Port RS485 to Ethernet Device Server IOT Converter EE11A EE11 Modbus for TCP/IP Network Converter
From $40.95
WIFI Module Wireless Device for SP HGS ECO Solar Hybrid Inversor Remote Monitoring Hybrid Solar Inverter
From $54.00
WIFI Module Wireless Device for SP HGS ECO Solar Hybrid Inversor Remote Monitoring Hybrid Solar Inverter
From $49.95
3X Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server TCP/RTU RJ45 to RS232+RS485 Connector
From $129.00