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Amazon.com: Waveshare USB to RS232 / RS485 / TTL Industrial Isolated Converter with Original FT232RL Embedded Protection Circuits and Aluminium Alloy Enclosure for Industrial Control Equipments : Electronics
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Delock Products 87741 Delock USB 2.0 to serial RS-232/422/485 adapter with 15 kV ESD protection and a compact serial connector housing
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