Retail USB To RS485 Bus Converter Board CH340 SP485 Replace MAX485 MAX3485 SP3485 For PLC PTZ Modbus Relay Module

Retail USB To RS485 Bus Converter Board CH340 SP485 Replace MAX485 MAX3485 SP3485 For PLC PTZ Modbus Relay Module
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sku: 1005006552599745
$3.84-7%
$3.57
Shipping from: China
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