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Syba 2 Port DB9 RS-422/485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
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  • $95.99 
  • $5.99 Shipping
Coolgear Professional Quad Port USB to Serial DB-9 RS-232 Adapter
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  • $209.99 
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DTech USB to Serial Adapter 10 ft USB to RS232 DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux
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  • $25.88 
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  • $24.68 - $25.88
DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7 Mac (6 Feet, PL2303)
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  • $19.19 
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  • $17.99 - $19.19
Gearmo USB to 3.3v TTL PIN Header Cable
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  • $45.99 
  • $5.99 Shipping
DTech USB to Serial Adapter Cable with FTDI FT232RL Chipset DB9 RS232 Male Port Supports Windows 11 10 8 7 and Mac Linux (6 Feet)
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  • $20.98 
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  • $19.78 - $20.98
DTECH 3-Pack VGA Connector Female to Female Gender Changer Male to Female Adapter, Male to Male Coupler
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  • $19.19 
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  • $17.99 - $19.19
DTECH USB to RS485 Adapter RS422 Cable Serial Port with CP2102 Chip Terminal Board LED Lights Ferrite Core for Windows 11 10 8 7 XP Mac (1.5 Feet)
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  • $22.88 
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  • $21.68 - $22.88
DTECH USB to RS422 RS485 Serial Port Adapter Cable with FTDI Chipset 5 Position Terminal Board for Windows 11 10 8 7 XP Mac (4 Feet)
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  • $25.78 
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  • $24.58 - $25.78
DTech 6 Feet USB to RS232 DB9 Female Serial Adapter Cable Windows 11 10 8 7 Mac Linux Serial to USB 2.0 with Prolific PL2303 Chip
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  • $20.98 
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  • $19.78 - $20.98
DTech 3 Feet USB to Serial Female Adapter Cable DB9 RS232 to USB 2.0 Cord with Prolific PL2303 Chip Windows 11 10 8 7 Mac Linux (9 Pin 2 Row Connector RS232C Protocol)
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  • $22.90 
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  • $21.70 - $22.90
DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 11 10 8 7 and Mac Linux
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  • $25.88 
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  • $24.68 - $25.88