modbus with c# Compare search results
$43
Industrial Modbus RTU 8~Channels Relay Module with RS485 Bus Modbus RTU Protocol
$45
Waveshare Industrial Modbus RTU 8~ch Relay Module with RS485 Interface Multi Iso
$44
Industrial Modbus RTU 8~ch Relay Module with RS485 Bus Interface Embedded Multi
$29
Taidacent RS485 Temperature and Humidity Transmitter Modbus RTU Moisture Monitor
$27
$28
$102
USR 5 Pack USR~K7 Super Port Serial UART to Ethernet TCP IP Module 10 100Mbps wi
8~Channel Relay Remote Control Expansion Module for Modbus Poll for Modbus RTU
Relay Expansion Module RS485 PLC for Modbus RTU Protocol for Modbus Poll R4D8A
$25
LGQing AC 100A Voltage Current Power Frequency Power Factor Energy with RS485 Se
Eletechsup DC 12V 8CH Analog Digital Input Output Devices 0~5V 0~10V 4~20MA DAC
BAYM 5 80 A 120V 60HZ Single Phase Din Rail Digital Modbus Smart Remote KWH Wat