Shop USB to Serial COM Port Adapter

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$175.00
$199.99
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
Amazon.com
202
Free shipping
12% off
$175.00
$199.99
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
Amazon.com
202
$98.95
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
Test Equipment Depot
$98.95
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
Test Equipment Depot
$20.59
$36.99
Startech.Com 1 ft. USB To RS232 Serial DB9 Adapter Cable With COM Port Retention - Up To 920 Kpbs USB A To DB9 Serial Adapter , TAA (ICUSB232PRO)
Amazon.com
140
44% off
$20.59
$36.99
Startech.Com 1 ft. USB To RS232 Serial DB9 Adapter Cable With COM Port Retention - Up To 920 Kpbs USB A To DB9 Serial Adapter , TAA (ICUSB232PRO)
Amazon.com
140
$20.99
$30.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
1K+
32% off
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$30.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
1K+
$11.99
SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
Amazon.com
1K+
$11.99
SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
Amazon.com
1K+
$14.88
$15.96
DTECH USB To Serial Adapter Cable RS232 DB9 Male Port With FTDI FT232RL Chipset Supports Windows 11 10 8 7 And Mac Linux (1.5 Feet)
Amazon.com
48
$14.88
$15.96
DTECH USB To Serial Adapter Cable RS232 DB9 Male Port With FTDI FT232RL Chipset Supports Windows 11 10 8 7 And Mac Linux (1.5 Feet)
Amazon.com
48
$20.15
Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
Amazon.com
596
$20.15
Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
Amazon.com
596
$13.99
$20.99
OIKWAN USB Type C To RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 And Mac Linux
Amazon.com
1K+
33% off
$13.99
$20.99
OIKWAN USB Type C To RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 And Mac Linux
Amazon.com
1K+
$61.17
$78.99
Startech.Com 6ft (1.8M) 1-Port Professional RS422/485 USB Serial Cable Adapter With COM Retention, USB To RS422 Adapter - TAA
Amazon.com
42
Free shipping
22% off
$61.17
$78.99
Startech.Com 6ft (1.8M) 1-Port Professional RS422/485 USB Serial Cable Adapter With COM Retention, USB To RS422 Adapter - TAA
Amazon.com
42
$16.98
DTECH 10 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 DB-9 F
Amazon.com
568
$16.98
DTECH 10 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 DB-9 F
Amazon.com
568
$19.99
UGREEN 10ft USB To Serial Adapter, Serial To USB Adapter DB9 Male 9 Pin With PL2303 Chipset, PVC Jacket, RS232 To USB Cable For Windows 11 10 8.1 8 7
Amazon.com
8K+
$19.99
UGREEN 10ft USB To Serial Adapter, Serial To USB Adapter DB9 Male 9 Pin With PL2303 Chipset, PVC Jacket, RS232 To USB Cable For Windows 11 10 8.1 8 7
Amazon.com
8K+
$12.99
OIKWAN USB To RS232 Serial Adapter With FTDI Chipset - USB 2.0 To Female DB9 Serial Cable For Windows And Mac (6Ft)
Amazon.com
166
$12.99
OIKWAN USB To RS232 Serial Adapter With FTDI Chipset - USB 2.0 To Female DB9 Serial Cable For Windows And Mac (6Ft)
Amazon.com
166
$30.79
$32.99
Startech.Com USB C To Serial Adapter Cable 16" (40Cm) - USB Type C To RS232 (DB9) Converter Cable - USB-C Serial Cable For Plcs, Scanners, Printers -
Amazon.com
83
$30.79
$32.99
Startech.Com USB C To Serial Adapter Cable 16" (40Cm) - USB Type C To RS232 (DB9) Converter Cable - USB-C Serial Cable For Plcs, Scanners, Printers -
Amazon.com
83
$26.99
DTECH 6 Feet USB To RS422 RS485 Serial Port Converter Adapter Cable With FTDI Chip Supports Windows 11 10 8 7 XP Mac
Amazon.com
355
$26.99
DTECH 6 Feet USB To RS422 RS485 Serial Port Converter Adapter Cable With FTDI Chip Supports Windows 11 10 8 7 XP Mac
Amazon.com
355
$13.99
$18.99
Cablecreation USB To RS232 Serial Adapter With PL2303 Chipset, 10 ft USB To DB9 Pin Female Converter Cable For Cashier Register, Modem, Scanner,
Amazon.com
2K+
26% off
$13.99
$18.99
Cablecreation USB To RS232 Serial Adapter With PL2303 Chipset, 10 ft USB To DB9 Pin Female Converter Cable For Cashier Register, Modem, Scanner,
Amazon.com
2K+
$15.99
Drivergenius USB232A-B-A | USB To Serial RS232 DB9 Adapter Cable With 3 X LED Indicators - Compatible With Windows 11, Macos 15, Linux (3FT, Male/Male
Amazon.com
1K+
$15.99
Drivergenius USB232A-B-A | USB To Serial RS232 DB9 Adapter Cable With 3 X LED Indicators - Compatible With Windows 11, Macos 15, Linux (3FT, Male/Male
Amazon.com
1K+
$15.96
DTECH 3ft USB To TTL Serial Cable 3.3V 3 Pin TX RX Signal UART Adapter Debug Cord Genuine FTDI FT232RL Chip Compatible With Windows 11 10 8 7 Linux
Amazon.com
$15.96
DTECH 3ft USB To TTL Serial Cable 3.3V 3 Pin TX RX Signal UART Adapter Debug Cord Genuine FTDI FT232RL Chip Compatible With Windows 11 10 8 7 Linux
Amazon.com
$26.97
$44.99
Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
Amazon.com
1K+
Free shipping
40% off
$26.97
$44.99
Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
Amazon.com
1K+
$28.88
Gearmo USB To RS-485/422 Serial Adapter With FTDI Chipset, LED Indicators, 5ft Cable, ESD Protection, Supports Windows 11/10/8.1/8/7, Linux, Macos X
Amazon.com
93
$28.88
Gearmo USB To RS-485/422 Serial Adapter With FTDI Chipset, LED Indicators, 5ft Cable, ESD Protection, Supports Windows 11/10/8.1/8/7, Linux, Macos X
Amazon.com
93
$11.99
$14.99
SABRENT 6-FT USB To RS-232 DB9 Serial 9 Pin Adapter (Prolific PL2303) (SBT-USC6K)
Amazon.com
2K+
20% off
$11.99
$14.99
SABRENT 6-FT USB To RS-232 DB9 Serial 9 Pin Adapter (Prolific PL2303) (SBT-USC6K)
Amazon.com
2K+
$34.95
USB To Serial Adapter
GreatGages
$34.95
USB To Serial Adapter
GreatGages
$41.59
USB 2.0 To RS232 Converter Cable, USB Type A Male To DB9 Male, PVC (Polyvinyl Chloride), 2-Meter
L-com Global Connectivity
$41.59
USB 2.0 To RS232 Converter Cable, USB Type A Male To DB9 Male, PVC (Polyvinyl Chloride), 2-Meter
L-com Global Connectivity
$19.99
$29.99
USB Cable To Serial Port Converter (DB9) USB-DB9 POS Cables
Terminal Depot
33% off
$19.99
$29.99
USB Cable To Serial Port Converter (DB9) USB-DB9 POS Cables
Terminal Depot
$36.00
Cardiac Science USB To Serial Adapter Cable
AED Market
$36.00
Cardiac Science USB To Serial Adapter Cable
AED Market
$39.00
Startech ICUSB232V2 1-Port USB To RS232 DB9 Serial Adapter Cable Male/Male
Startechtel.com
$39.00
Startech ICUSB232V2 1-Port USB To RS232 DB9 Serial Adapter Cable Male/Male
Startechtel.com
$34.00
Startech ICUSB232DB25 USB To RS232 DB9/DB25 Serial Adapter Cable Male/Male
Startechtel.com
$34.00
Startech ICUSB232DB25 USB To RS232 DB9/DB25 Serial Adapter Cable Male/Male
Startechtel.com
$306.92
Huntleigh USB Serial Port Adapter
MFI Medical Equipment, Inc.
$30 Off*
Free shipping
$306.92
Huntleigh USB Serial Port Adapter
MFI Medical Equipment, Inc.
$30 Off*
$36.00
Startech ICUSB232SM3 3 ft A USB To DB9 RS232 Serial Adapter Cable Male/Male
Startechtel.com
$36.00
Startech ICUSB232SM3 3 ft A USB To DB9 RS232 Serial Adapter Cable Male/Male
Startechtel.com
$18.00
Sabrent USB To RS232 Serial Adapter
Discount Credit Card Supply
$18.00
Sabrent USB To RS232 Serial Adapter
Discount Credit Card Supply
$17.95
RS-232 DE9 Male To USB 2.0 Serial Port Adapter 3.5 Foot
Jameco Electronics
$17.95
RS-232 DE9 Male To USB 2.0 Serial Port Adapter 3.5 Foot
Jameco Electronics
$515.50
IKA 0020003456, 4 Port USB-Serial Converter With 9-Pin RS 232 Connection
Selectum
$515.50
IKA 0020003456, 4 Port USB-Serial Converter With 9-Pin RS 232 Connection
Selectum
$36.72
$45.90
Innovate USB-To-Serial Adapter
Evasive Motor Sports
28
20% off
$36.72
$45.90
Innovate USB-To-Serial Adapter
Evasive Motor Sports
28
$109.20
Tripp-Lite U208-002-IND, 2-Port RS-422/RS-485 USB To Serial FTDI Adapter With COM Retention (USB-B T
Selectum
7
$109.20
Tripp-Lite U208-002-IND, 2-Port RS-422/RS-485 USB To Serial FTDI Adapter With COM Retention (USB-B T
Selectum
7
$11.95
Sewell Instacom USB To Serial Adapter
Sewell Direct
39
$11.95
Sewell Instacom USB To Serial Adapter
Sewell Direct
39
$46.49
Wattstopper Usb-Converter Usb-Serial Converter, Sbt-Usc1k
Gordon Electric Supply
$46.49
Wattstopper Usb-Converter Usb-Serial Converter, Sbt-Usc1k
Gordon Electric Supply
$17.51
Tripp Lite U209-005-DB25 USB To RS232 Serial Adapter Cable USB-A To DB25 DB9 M/M 5' 5ft
Pro AV Warehouse
575
$17.51
Tripp Lite U209-005-DB25 USB To RS232 Serial Adapter Cable USB-A To DB25 DB9 M/M 5' 5ft
Pro AV Warehouse
575
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    Shop USB to Serial COM Port Adapter

    Sponsored
    About our ads
    $175.00
    $199.99
    Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
    Amazon.com
    202
    Free shipping
    12% off
    $175.00
    $199.99
    Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
    Amazon.com
    202
    $98.95
    $104.00
    Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
    Test Equipment Depot
    $98.95
    $104.00
    Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
    Test Equipment Depot
    $20.59
    $36.99
    Startech.Com 1 ft. USB To RS232 Serial DB9 Adapter Cable With COM Port Retention - Up To 920 Kpbs USB A To DB9 Serial Adapter , TAA (ICUSB232PRO)
    Amazon.com
    140
    44% off
    $20.59
    $36.99
    Startech.Com 1 ft. USB To RS232 Serial DB9 Adapter Cable With COM Port Retention - Up To 920 Kpbs USB A To DB9 Serial Adapter , TAA (ICUSB232PRO)
    Amazon.com
    140
    $20.99
    $30.99
    Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
    Amazon.com
    1K+
    32% off
    $20.99
    $30.99
    Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
    Amazon.com
    1K+
    $11.99
    SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
    Amazon.com
    1K+
    $11.99
    SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
    Amazon.com
    1K+
    $14.88
    $15.96
    DTECH USB To Serial Adapter Cable RS232 DB9 Male Port With FTDI FT232RL Chipset Supports Windows 11 10 8 7 And Mac Linux (1.5 Feet)
    Amazon.com
    48
    $14.88
    $15.96
    DTECH USB To Serial Adapter Cable RS232 DB9 Male Port With FTDI FT232RL Chipset Supports Windows 11 10 8 7 And Mac Linux (1.5 Feet)
    Amazon.com
    48
    $20.15
    Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
    Amazon.com
    596
    $20.15
    Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
    Amazon.com
    596
    $13.99
    $20.99
    OIKWAN USB Type C To RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 And Mac Linux
    Amazon.com
    1K+
    33% off
    $13.99
    $20.99
    OIKWAN USB Type C To RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 And Mac Linux
    Amazon.com
    1K+
    $61.17
    $78.99
    Startech.Com 6ft (1.8M) 1-Port Professional RS422/485 USB Serial Cable Adapter With COM Retention, USB To RS422 Adapter - TAA
    Amazon.com
    42
    Free shipping
    22% off
    $61.17
    $78.99
    Startech.Com 6ft (1.8M) 1-Port Professional RS422/485 USB Serial Cable Adapter With COM Retention, USB To RS422 Adapter - TAA
    Amazon.com
    42
    $16.98
    DTECH 10 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 DB-9 F
    Amazon.com
    568
    $16.98
    DTECH 10 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 DB-9 F
    Amazon.com
    568
    $19.99
    UGREEN 10ft USB To Serial Adapter, Serial To USB Adapter DB9 Male 9 Pin With PL2303 Chipset, PVC Jacket, RS232 To USB Cable For Windows 11 10 8.1 8 7
    Amazon.com
    8K+
    $19.99
    UGREEN 10ft USB To Serial Adapter, Serial To USB Adapter DB9 Male 9 Pin With PL2303 Chipset, PVC Jacket, RS232 To USB Cable For Windows 11 10 8.1 8 7
    Amazon.com
    8K+
    $12.99
    OIKWAN USB To RS232 Serial Adapter With FTDI Chipset - USB 2.0 To Female DB9 Serial Cable For Windows And Mac (6Ft)
    Amazon.com
    166
    $12.99
    OIKWAN USB To RS232 Serial Adapter With FTDI Chipset - USB 2.0 To Female DB9 Serial Cable For Windows And Mac (6Ft)
    Amazon.com
    166
    $30.79
    $32.99
    Startech.Com USB C To Serial Adapter Cable 16" (40Cm) - USB Type C To RS232 (DB9) Converter Cable - USB-C Serial Cable For Plcs, Scanners, Printers -
    Amazon.com
    83
    $30.79
    $32.99
    Startech.Com USB C To Serial Adapter Cable 16" (40Cm) - USB Type C To RS232 (DB9) Converter Cable - USB-C Serial Cable For Plcs, Scanners, Printers -
    Amazon.com
    83
    $26.99
    DTECH 6 Feet USB To RS422 RS485 Serial Port Converter Adapter Cable With FTDI Chip Supports Windows 11 10 8 7 XP Mac
    Amazon.com
    355
    $26.99
    DTECH 6 Feet USB To RS422 RS485 Serial Port Converter Adapter Cable With FTDI Chip Supports Windows 11 10 8 7 XP Mac
    Amazon.com
    355
    $13.99
    $18.99
    Cablecreation USB To RS232 Serial Adapter With PL2303 Chipset, 10 ft USB To DB9 Pin Female Converter Cable For Cashier Register, Modem, Scanner,
    Amazon.com
    2K+
    26% off
    $13.99
    $18.99
    Cablecreation USB To RS232 Serial Adapter With PL2303 Chipset, 10 ft USB To DB9 Pin Female Converter Cable For Cashier Register, Modem, Scanner,
    Amazon.com
    2K+
    $15.99
    Drivergenius USB232A-B-A | USB To Serial RS232 DB9 Adapter Cable With 3 X LED Indicators - Compatible With Windows 11, Macos 15, Linux (3FT, Male/Male
    Amazon.com
    1K+
    $15.99
    Drivergenius USB232A-B-A | USB To Serial RS232 DB9 Adapter Cable With 3 X LED Indicators - Compatible With Windows 11, Macos 15, Linux (3FT, Male/Male
    Amazon.com
    1K+
    $15.96
    DTECH 3ft USB To TTL Serial Cable 3.3V 3 Pin TX RX Signal UART Adapter Debug Cord Genuine FTDI FT232RL Chip Compatible With Windows 11 10 8 7 Linux
    Amazon.com
    $15.96
    DTECH 3ft USB To TTL Serial Cable 3.3V 3 Pin TX RX Signal UART Adapter Debug Cord Genuine FTDI FT232RL Chip Compatible With Windows 11 10 8 7 Linux
    Amazon.com
    $26.97
    $44.99
    Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
    Amazon.com
    1K+
    Free shipping
    40% off
    $26.97
    $44.99
    Startech.Com 6ft (1.8M) 1-Port USB To Serial RS232 Adapter, FTDI DB9 Serial DCE Adapter Cable, Null Modem, USB 2.0 - TAA
    Amazon.com
    1K+