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TRENDnet Model TU-S9 USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length, Plug & Play
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Gearmo 2 Port USB to Serial Adapter with TX/RX LEDs, COM Retention, FTDI Chip, 920K Baud Rate, Windows 11 supported
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  • $37.44 
  • $3.99 Shipping
Direct from GearMo Direct from GearMo
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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  • $26.99 
  • Free Shipping
Direct from BUCIER Direct from BUCIER
USBGear USB to Serial RS232 DB9 Adapter FTDI Chipset w/ 15kV ESD Protection, Windows 11 Support
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USBGear USB to Serial RS232 DB9 Adapter FTDI Chipset w/ 15kV ESD Protection, Windows 11 Support
  • Color: Blue
  • Connector Number: 1
  • Specifications: Serial Modes: RS232
  • Model #: USBG-232
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  • $23.49 
  • $3.99 Shipping
DTech USB to Serial Adapter RS485 RS422 R232 (3 in 1 Interface) Supports DC 5V with Breakout Board LED Lights for Multi-Kind Control Devices Windows 11 10 8 7 XP Mac (5ft)
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  • $38.19 
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  • $36.59 - $38.19
Elecbee Mini USB to RS232 Serial Adapter RS232 DB9 Male Converter Cable 1M
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  • $57.88 
  • Free Shipping
Jansicotek USB to RS232 Adapter with Prolific PL2303 Chipset,Gold Plated USB 2.0 to RS232 Male DB9 Serial Converter Cable for Windows 10, 8.1, 8,7, Vista, XP, 2000, Linux and Mac OS, (3ft)
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  • $17.99 
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Available Direct from Jansicotek Available Direct from Jansicotek
Jansicotek USB to Serial Adapter - Gold Plated - Prolific PL2303 Chipset - DB9 (9-pin) - USB to RS232 Adapter for Windows 10, 8.1, 8,7, Vista, XP, 2000, Linux and Mac OS, (3ft)
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  • $17.99 
  • Free Shipping
Available Direct from Jansicotek Available Direct from Jansicotek
WERLEO 6 FEET USB to RS232 Serial DB9 Adapter Cable with FTDI FT232 Chip for Windows Linux Mac OS
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  • $21.99 
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ESTONE Premium USB 2.0 to RS232 Serial DB9 Adapter Cable - Supports Windows 10, 8, 7, Vista, XP, 2000, 98, Linux and Mac - Built with PL2303 Chipset and Thumbscrews, 3ft
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  • $17.99 
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SERIALGEAR USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
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SERIALGEAR USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
  • Color: Black
  • Connector Number: 4
  • Specifications: Serial Modes: RS232
  • Model #: USBG-4X232P1
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  • $116.49 
  • $5.99 Shipping
SYBA 3 Feet USB 2.0 to Serial DB9 Port RS-232 Prolific Chipset PL-2303 SY-ADA15006
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SYBA 3 Feet USB 2.0 to Serial DB9 Port RS-232 Prolific Chipset PL-2303 SY-ADA15006
  • Type: Connector Adapter
  • Color: Black
  • Connector Number: 2
  • Connector Detail: USB 1.1 to Serial DB9 Port RS232 Convertor Cable
  • Model #: SY-ADA15006
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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  • $23.19 
  • Free Shipping
  • $21.59 - $23.19
Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable with Hexnut connectors (SBT-FTDI)
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Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable with Hexnut connectors (SBT-FTDI)
  • Type: USB 2.0 to Serial (9-pin) DB-9 RS-232
  • Type: PDA Accessories
  • Color: Black
  • Connector Number: 2
  • Model #: SBT-FTDI
  • $16.79
  •  
  • $13.99 
  • Save: $2.80 (16%)
Direct from Sabrent Direct from Sabrent
SERIALGEAR 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems
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SERIALGEAR 4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems
  • Color: Gray
  • Connector Number: 4
  • Specifications: Serial Modes: RS232
  • Model #: USB-4COM
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  • $106.49 
  • $3.99 Shipping
Gearmo USB-C 2.0 to Serial RS-232 16 Inch Adapter w/ LED Indicators
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Gearmo USB-C 2.0 to Serial RS-232 16 Inch Adapter w/ LED Indicators
  • Color: Black
  • Connector Number: 1
  • Specifications: Serial Modes: RS232
  • Model #: GM-FTDI2-LED16-C
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  • $36.33 
  • $3.99 Shipping
Direct from GearMo Direct from GearMo