DC 12V 2 Channel RS485 Modbus Rtu Relay Module UART Serial Port PLC Digital Output Expansion Board Motor FW & BW Controller

DC 12V 2 Channel RS485 Modbus Rtu Relay Module UART Serial Port PLC Digital Output Expansion Board Motor FW & BW Controller
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sku: 1005004773316561
$2.71
Shipping from: China
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