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Amazon.com: SABRENT USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable [FTDI Chipset] (CB-FTDI) : Electronics
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Amazon.com: USBGear Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection : Electronics
Amazon.com: Gearmo USB-C 2.0 to Serial RS-232 Adapter w/LED Indicators : Electronics
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Amazon.com: DB9 Serial RS232 to RJ12 6P6C Adapter Cable for APC PDU 940-0144A : Electronics
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Amazon.com: ELECABLE USB Type C to RS232 DB9 Serial(9-Pin) Converter Adapter Cable 5ft with a Male to Female Connector, Compatible with MAC OS, Windows, Android, Linux Type C Device (USB C) :
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