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Gearmo USB Industrial 2-Port Serial RS-232 w/FTDI Chipset, RX/TX LED Indicators, DIN Rail Mount Bracket, & Surface Mounting Brackets
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  • $61.74 
  • $3.99 Shipping
Coolgear Industrial USB 2.0 to RS-232 Serial Adapter Optical Isolation
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Coolgear Industrial USB 2.0 to RS-232 Serial Adapter Optical Isolation
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: USBG-COM-SI-M
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  • $95.99 
  • $3.99 Shipping
Coolgear RS232 to RS422/485 Serial Converter with Switching Power Adapter
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Coolgear RS232 to RS422/485 Serial Converter with Switching Power Adapter
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: SER-COMi-M
  •  
  • $82.29 
  • $3.99 Shipping
Coolgear USB to CAN Bus Adapter with Galvanic Isolation in Metal Case
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Coolgear USB to CAN Bus Adapter with Galvanic Isolation in Metal Case
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: 045079161146
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  • $134.49 
  • $3.99 Shipping
Coolgear Industrial-Grade RS-232 / RS-422 / RS-485 to USB Adapter  Isolated, Surge-Protected, Plug & Play
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Coolgear Industrial-Grade RS-232 / RS-422 / RS-485 to USB Adapter Isolated, Surge-Protected, Plug & Play
  • Color: Gray
  • Changer Type: USB to DB9 (RS-232)
  • Connector A: 1x USB 2.0 Type B female
  • Connector B: 1x DB-9 male
  • Model #: CG-USBISOCOM-PRO
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  • $144.99 
  • $3.99 Shipping
Coolgear 1-Port USB to Serial Adapter (RS-232/422/485) , DIN-rail
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Coolgear 1-Port USB to Serial Adapter (RS-232/422/485) , DIN-rail
  • Changer Type: USB to DB9 (RS-232)
  • Model #: 045079162907
  •  
  • $110.29 
  • $3.99 Shipping
Coolgear Industrial Ethernet to CAN Bus Adapter, 1 Port with ESD Protection and Remote Configuration
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  • $128.49 
  • $3.99 Shipping
Coolgear USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge
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Coolgear USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: USB2-4COMi-SI-TB
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  • $261.49 
  • $5.99 Shipping
Coolgear 4 Port USB to RS485 High Speed Adapter w/12V DC Power Supply
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Coolgear 4 Port USB to RS485 High Speed Adapter w/12V DC Power Supply
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: 045079161191
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  • $165.29 
  • $5.99 Shipping
Coolgear 2-Port USB to CAN Bus Adapter, DIN-Rail & Wall Mountable Metal Case
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  • $155.49 
  • $3.99 Shipping
Gearmo Industrial USB 4 Port Serial RS-232 adapter w/FTDI Chipset, COM Retention, RX/TX LED Indicators, DIN Rail Mount Bracket, & Surface Mounting Brackets
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  • $92.03 
  • $5.99 Shipping
Dell HD 6350 AMD Radeon Graphics Card With Low Profile Bracket and DMS-59 Port
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  • $83.00 
  • Free Shipping
SerialGear USB to Dual Serial RS-422/RS-485 Port Mountable Converter
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  • $76.99 
  • $3.99 Shipping
ATI FirePro V5900 2GB DDR5 DVI/2DisplayPort PCI-Express Video Card
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  • $233.00 
  • Free Shipping
SERIALGEAR Industrial 8-Port DB9 RS232 to USB Adapter with FTDI Chip 921.6Kbps
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SERIALGEAR Industrial 8-Port DB9 RS232 to USB Adapter with FTDI Chip 921.6Kbps
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: CS-42082
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  • $196.99 
  • $5.99 Shipping
Coolgear 1 Port USB to CAN Bus 1Mbps Speed w/Metal Case
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Coolgear 1 Port USB to CAN Bus 1Mbps Speed w/Metal Case
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: 045079161160
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  • $107.49 
  • $3.99 Shipping
Coolgear 2 Port USB to RS-422 /485 Optical Isolated Adapter
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Coolgear 2 Port USB to RS-422 /485 Optical Isolated Adapter
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: USBG-2COMi-SI-M
  •  
  • $185.29 
  • $5.99 Shipping
Digi International 301-1002-18 Edgeport USB To RS232 Eight Port Server
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  • $249.00 
  • $15.00 Shipping
TRANSITION NETWORKS TN-USB3-SX-01(LC) USB3.0 TO 1000BASE-SX
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TRANSITION NETWORKS TN-USB3-SX-01(LC) USB3.0 TO 1000BASE-SX
  • Type: USB 3.0 to Gigabit Ethernet Fiber Adapter
  • Color: Black
  • Connector A: 1x USB 3.0 male
  • Connector B: 1000Base-SX LC
  • Model #: TN-USB3-SX-01(LC)
SYBA SY-ADA20188 USB 3.0 Type-A Female to USB3.1 Type-C male
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SYBA SY-ADA20188 USB 3.0 Type-A Female to USB3.1 Type-C male
  • Type: USB 3.0 Type-A Female to USB3.1 Type-C male
  • Color: Black
  • Specifications: Connect your USB3 devices to the new USB3.1 ports without having to purchase new cables. Quickly and easily connect devices to the system for greater compatibility.
  • Model #: SY-ADA20188
3x SanDisk Cruzer Blade USB Flash Drive - 32GB (Red)
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  • $34.99 
3x SanDisk Cruzer Blade USB Flash Drive - 64GB (Red)
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  • $44.99 
5x SanDisk Cruzer Blade USB Flash Drive - 32GB (Red)
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  • $55.99 
452-BCZF USB-C to 4K Port Universal Docking Station
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5x SanDisk Cruzer Blade USB Flash Drive - 64GB (Red)
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  • $71.99 
3x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
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  • $68.99 
Coolgear USB2 to 8-Port RS232-422-485 Serial TB Adapter
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Coolgear USB2 to 8-Port RS232-422-485 Serial TB Adapter

OUT OF STOCK

  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: USB2-8COMi-TB
  •  
  • $328.29 
  • $5.99 Shipping

Bestselling USB Converters Reviews:

Robert D.
1/20/2026 5:41:43 PM
Expensive but quality

“ highest quality usb ? sata adapter that i have tested ”

StarTech USB3S2SAT3CB USB 3.0 to 2.5" SATA III Hard Drive Adapter Cable w/ UASP - SATA to USB 3.0 Converter for SSD/HDD - Hard Drive Adapter Cable
Richard T.
12/26/2025 7:43:08 AM
Great for my needs

“ If you need a USB C to USB A adapter, this is the one to get. ”

Hannord USB C to USB 3.0 Adapter, 2-Pack USB 3.1 Type C Female to USB 3.0 A Male Adapter Converter Support Data Sync and Charging
David M.
2/19/2025 3:25:13 PM
Good enough for my occasional purpose

“ The product arrived this morning and includes exactly what is shown; a short SATA cable, a 6" 4 pin Molex to SATA power cable, and the USB adapter/converter cable device. ”

SATA/PATA/IDE Drive to USB 2.0 Adapter Converter Cable For 2.5 / 3.5 Inch Hard Drive
Dan W.
5/22/2024 5:35:54 PM
For Solid State Drives (SSD) .. not for an HDD that requires 12 Volts

“ I use these adapters quite regularly and keep them accessible at all times. ”

StarTech USB3S2SAT3CB USB 3.0 to 2.5" SATA III Hard Drive Adapter Cable w/ UASP - SATA to USB 3.0 Converter for SSD/HDD - Hard Drive Adapter Cable