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TECHBASE Protocol Coverter mBus - RS232/RS485 to M-Bus Master Converter

mBus - RS232/RS485 to M-Bus Master Converter

~~$199.00~~ Save $100

SparkFun Serial Comms SparkFun RJ45 Breakout Board

SparkFun RJ45 Breakout Board

~~$5.00~~ Save $2.50

Sollae Systems Ethernet Relay 8-Port Ethernet Remote I/O Networking Modbus/TCP Module - CIE-M10

8-Port Ethernet Remote I/O Networking Modbus/TCP Module - CIE-M10

~~$149.00~~ Save $50