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Concentrators & Multiplexers

Shop the best prices on 1,159 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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1 - 32 of 1,159
Elfin EW10A Serial Server Supports Multiple Network Protocols and Remote Management RS232 to WiFi
From $30.95
2X Industrial Modbus Serial RS485 RS422 to Ethernet Converter Device Server TCP/RTU/UDP RJ45 to RS232+RS485 Connector
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
3X Industrial Modbus Serial RS232 RS485 RS422 to Ethernet Converter Device Server RTU RJ45 to RS232+
From $119.00
Elfin EW10A Serial Server Supports Multiple Network Protocols and Remote Management RS232 to WiFi
From $21.95
2X Network Time Server NTP Time Server for GPS Beidou GLONASS Galileo QZSS Desktop Version EU Plug
From $369.00
NA111-M RS485 to Ethernet Serial Server DC 8-28V RS485 RJ45 TCP/UDP MQTT Small Size Modbus Industrial Grade AT Support
From $34.95
RS485 to Ethernet Serial Port Server Modbus IP 600bps-921600bps Industrial IoT Communication Server
From $41.95
Modbus IP RS485 to Ethernet Industrial IoT Server 600bps-921600bps
From $64.00
2.30V-5.5V PCA9546 4 Channel I2C Multiplexer Board for Stemma Qt/Qwiic Expandable Module For Multiple Sensory Networking Multicolor
From $46.95
10X RS485 to Ethernet Converter Tiny Size Serial Server -DR134 Support UDP/HTTP/DHCP/DNSP Modbus RTU
From $289.00
3 Pcs Wall Mount for TP-Link Deco BE63/ BE65/BE67/BE68/BE10000/BE11000/BE14000 Mesh Wi-Fi 7 System, Saving Space
From $94.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From $45.95
8 Channel RS485 Opto-Isolated Serial Port Hub Support 32 Nodes Half-Duplex Transparent Transmission
From $84.00
8 Port Serial Device Server Converter Ethernet to RS232/422/485
From $319.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From $49.95
8 Port Serial Device Server Converter Ethernet to RS232/422/485 Support VCOM/TCP Server/ TCP Client/UDP Industrial Grade
From $319.00
RS232 Serial Port Server to Network Port Module Transparent Transmission RS232 Modbus Gateway Rail E300
From $48.95
2X Network Time Server NTP Time Server for GPS Beidou GLONASS Galileo QZSS Desktop Version EU Plug
From $379.00
Mini GPON OLT 1Port,for 64 Onus,Built-in PON Module,Fanless Zero-Noise Design,Low Power,SC/Upc Interface, FTTH EU PLUG
From $419.00
RS485 to Ethernet Converter, DIN Rail Mountable for Modbus Networking and Secure Data Transmission unbrand
From $99.00
RS485 to Ethernet Converter with Modbus Support, DHCP/DNS Enabled Serial Data Transmission Server
From $59.00
MT-RS104 Active Serial RS232 Splitter 1 to 4 RS232 Bi-Direction Switcher Splitter 4 to 1 w
From $104.00
RS232/485/422 to Ethernet Serial Device Server Data Communication Industrial Module DC 9V24V
From $99.00
RS485 Hub 8 Port Photoelectric Isolation Industrial Splitter with Surge Protection and Wide Temp
From $209.00
3X RS485 to Ethernet Converter Tiny Size Serial Server USR-DR134 Support TCP/UDP/HTTP/DHCP/DNSP Modbus TCP/RTU
From $94.00
8 Channel RS485 Opto-Isolated Serial Port Hub Support 32 Nodes Half-Duplex Transparent Transmission
From $74.00
2025 RS485 Serial Port Server RS485 to RJ45 Ethernet TCP/IP to Serial Port Module Rail Type Serial Port
From $139.00
8-Channel Multiplexer / Hub Support 3.3V/5V System Multiple Devices with the Same Address 8 Grove Port 8x2cm
From $42.95
8 Channel RS485 -Isolated Serial Port Hub Support 32 Nodes Half-Duplex Transparent Transmission
From $79.00
2025 RS485 to Ethernet Converter Tiny Size Serial Server -DR134
From $54.00
ET69C02 Ethernet Network IP RJ45 to RS485 Bus Converter for Modbus RTU Master Slave Client Server MQTT PLC
From $24.95