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20CM F-DI USB 2.0 Converter Adapter Cable to RS-232 9-pin RS232 Serial Port, 0.2m, Black
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  • $70.99 
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StarTech.com 4 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub
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HL-340 USB to RS232 COM Port Serial PDA 9 pin DB9 Adapter Support Windows7-64
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  • $71.99 
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1.2M USB 2.0 to RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Device Converter Adapter Cable CH340+ZT485 Chipset
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Direct from YEPLOOK Direct from YEPLOOK
HL-340 USB to RS232 COM Port Serial PDA 9 pin DB9 Adapter Support Windows7-64
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  • $72.99 
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Aomoproing 1pcs RS232 DB9 Female to USB 2.0 A Female Serial Cable Adapter Converter 8" Inch 25cm
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Gearmo 4 Port USB to Serial RS232 Adapter, 3ft Cable, FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac w/ESD and Surge Protection (USA-FTDI4X)
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Gearmo 4 Port USB to Serial RS232 Adapter, 3ft Cable, FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac w/ESD and Surge Protection (USA-FTDI4X)
  • Color: Black
  • Ports: 4 x Serial
  • Transfer Rate: 921.6 Kbps
  • Dimensions: 8" L x 6" W x 2" H
  • Model #: USBG-4X2FTDI
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  • $49.67 
  • $3.99 Shipping
Direct from GearMo Direct from GearMo
USB-CIF31 Adapter Female Port for USB Switch Serial to R232 Programming Cable CS1W-CIF31
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  • $120.99 
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