6X R421C32 DC12V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port Board For PLC LED Automation Door Lock

6X R421C32 DC12V 32 Channels Modbus RTU RS485 Bus Relay Module UART Serial Port Board For PLC LED Automation Door Lock
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sku: 1005005213079298
$209.00-1%
$206.48
Shipping from: China
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