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MA01-AACX2220 RS485 2DI+2AI+2DO ModBus RTU I/O Modules with Serial Port3260

1-10PCS Modbus RTU DC7-24V 4 Channel Relay Control Switch RS485/TTL UART Module

MA01-AACX2220 RS485 2DI+2AI+2DO ModBus RTU I/O Modules with Serial Port3810

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MA01-AACX2220 RS485 2DI+2AI+2DO ModBus RTU I/O Modules with Serial Port2357

MA01-AACX2220 RS485 2DI+2AI+2DO ModBus RTU I/O Modules with Serial Port1114