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IDATA DB25 Manual Data Switch Two Way Rotary Dial Printer/Serial Data Lines AB

2-Way DB25 Manual Data Transfer Switch Box Rotary Parallel PC Printer

KNTK IEEE1284 DB25 2 Way Data Switch Box Rotary PC Device Printer Bi-Directional

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2-Way DB25 (RS232) Data Switch by Misco for printers,serial port connections