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DC 12V 24V 1CH 3A N4ROA01 Relay Board RS485 UART Serial Port Switch MODBUS RTU Command 01/03/05/06/15/16 Function Code Module

USD 3.21USD 4.94

DC 12V 24V 1CH 3A N4ROA01 Relay Board RS485 UART Serial Port Switch MODBUS RTU Command 01/03/05/06/15/16 Function Code Module

Description
Specification
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