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All DellCell Phone AccessoriesComputer AccessoriesComputer ComponentsDellDesktop ComputersGeneral Electronic AccessoriesGrades 6-12 ElectronicsHeadphonesHeadsets & AccessoriesHome Audio, Speakers & SoundbarsHPiPad & TabletsiPad AccessoriesLaptop AccessoriesLaptopsNetworkingPC GamingPortable AudioPrinters & SuppliesRestored PremiumRestored TechRestored ToolsShop all Headphones & SpeakersTablet AccessoriesTV Accessories
Serial Port(455)
Uses item details. Price when purchased online
Serial Extension Cable, DB9 Male to DB9 Female, RS-232, UL rated, 9 Conductor, 1:1 $10.47

Sponsored
$1047
current price $10.47Serial Extension Cable, DB9 Male to DB9 Female, RS-232, UL rated, 9 Conductor, 1:1
CableWholesale 10D1-03410 DB9 Serial Cables $10.97

Sponsored
$1097
current price $10.97CableWholesale 10D1-03410 DB9 Serial Cables
CableWholesale 10D1-02301 Serial Cable DB9 Female to DB25 Male UL rated 9 Conductor 1 foot $7.79 Was $9.16

Sponsored
Now$779
current price Now $7.79, Was $9.16$9.16
CableWholesale 10D1-02301 Serial Cable DB9 Female to DB25 Male UL rated 9 Conductor 1 foot
Tripp Lite Keyspan High Speed USB to Serial Adapter USA-19HS $42.95

Sponsored
$4295
current price $42.95Tripp Lite Keyspan High Speed USB to Serial Adapter USA-19HS
1454.6 out of 5 Stars. 145 reviews
5ft RS232 Serial Cable Extension Male to Female 9 Pin Straight Through From $3.99

4 options
Available in additional 4 optionsFrom$399
5ft RS232 Serial Cable Extension Male to Female 9 Pin Straight Through
Riousery Serial Port Adapter Cable Converter Bidirectional Half Duplex Industrial Accessories USB to RS485

2 options
Available in additional 2 optionsRiousery Serial Port Adapter Cable Converter Bidirectional Half Duplex Industrial Accessories USB to RS485
M Buder USB to RS485 RS422 Serial Port Converter Cable DB9 Male Adapter for Computer Communication Device Fast Spreading Rate 150cm 59 inches Black $27.25

$2725
current price $27.25M Buder USB to RS485 RS422 Serial Port Converter Cable DB9 Male Adapter for Computer Communication Device Fast Spreading Rate 150cm 59 inches Black
Convertor Adapter USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port $8.59

$859
current price $8.59Convertor Adapter USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port
USB to RS232 Serial 9 Pin COM Port DB9 Converter Cable Adapter for PC Computer,1#

USB to RS232 Serial 9 Pin COM Port DB9 Converter Cable Adapter for PC Computer,1#
Clearance Tibvox Flexible DB9 9-Pin Serials Port Female/Male to RJ45 Cable DB9 to RJ45 Adapter Cable Connect Different Devices with Ease Was $10.45

Tibvox Flexible DB9 9-Pin Serials Port Female/Male to RJ45 Cable DB9 to RJ45 Adapter Cable Connect Different Devices with Ease
6 Feet HP Plotter/Designjet DB9 Female to DB25 Male Serial RS232 Printer Cable, 8 Conductor, Beige, Serial Cable 9 Pin Female to 25 Pin male Printer Cable DB9 to DB25, CableWholesale $9.84

Sponsored
$984
current price $9.846 Feet HP Plotter/Designjet DB9 Female to DB25 Male Serial RS232 Printer Cable, 8 Conductor, Beige, Serial Cable 9 Pin Female to 25 Pin male Printer Cable DB9 to DB25, CableWholesale
Ryhampaper 1.8m USB to RS232 Serial to RJ45 CAT5 Console Adapter Cable for Cisco Routers FTDI Blue 1Pc From $8.98

Sponsored
From$898
Ryhampaper 1.8m USB to RS232 Serial to RJ45 CAT5 Console Adapter Cable for Cisco Routers FTDI Blue 1Pc
Cablevantage 5 Feet 1.5M 9 Pin Extension Cable Serial Direct Male to Female RS232 DB9 M-F New Us $4.95

$495
current price $4.95Cablevantage 5 Feet 1.5M 9 Pin Extension Cable Serial Direct Male to Female RS232 DB9 M-F New Us
24 out of 5 Stars. 2 reviews
Flexible DB9 9-Pin Serials Port Female/Male to RJ45 Cable DB9 to RJ45 Adapter Cable Connect Different Devices with Ease $9.04

$904
current price $9.04Flexible DB9 9-Pin Serials Port Female/Male to RJ45 Cable DB9 to RJ45 Adapter Cable Connect Different Devices with Ease
Uxcell DB9 RS232 Serial Cable, Straight Through RS-232 9 Pin Extension Cable for Data Communication 4.9 ft Male to Male From $9.99

3 options
Available in additional 3 optionsFrom$999
Uxcell DB9 RS232 Serial Cable, Straight Through RS-232 9 Pin Extension Cable for Data Communication 4.9 ft Male to Male
StarTech 16.9" 1 Port USB to RS232 DB9 Serial Adapter Cable $19.01

$1901
current price $19.01StarTech 16.9" 1 Port USB to RS232 DB9 Serial Adapter Cable
154.3 out of 5 Stars. 15 reviews
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Riousery USB to RS485 Converter 1200bps to 921600bps Type C to 8 Channel Isolated RS485 Serial Port Adapter with Surge Protection for OS X Linux Android WIN $58.95

$5895
current price $58.95Riousery USB to RS485 Converter 1200bps to 921600bps Type C to 8 Channel Isolated RS485 Serial Port Adapter with Surge Protection for OS X Linux Android WIN
Convertor Adapter USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port $7.19

$719
current price $7.19Convertor Adapter USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port
15 out of 5 Stars. 1 reviews
JH-LINK USB to DB9 RS232 Male Serial Data Cable Adapter USB COM Port DB9 Pin Cable RS232 for Windows 7 8 10 XP 1.2m $9.18

$918
current price $9.18JH-LINK USB to DB9 RS232 Male Serial Data Cable Adapter USB COM Port DB9 Pin Cable RS232 for Windows 7 8 10 XP 1.2m
NefLaca 1PC USB Console Cable,USB to RS232 Serial to RJ45 CAT5 Console Adapter Cable for Cisco Routers FTDI Router/Switch Laptops,Windows,ios,Linux(6FT/1.8m,Blue) From $8.99

Sponsored
From$899
NefLaca 1PC USB Console Cable,USB to RS232 Serial to RJ45 CAT5 Console Adapter Cable for Cisco Routers FTDI Router/Switch Laptops,Windows,ios,Linux(6FT/1.8m,Blue)
13 out of 5 Stars. 1 reviews
CableWholesale 10D1-032HD DB9 Serial Cables $31.97

Sponsored
$3197
current price $31.97CableWholesale 10D1-032HD DB9 Serial Cables
RS232 Serial Port DB9 DB25 To USB Adapter Cable $14.85

$1485
current price $14.85RS232 Serial Port DB9 DB25 To USB Adapter Cable
StarTech.com USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter $37.23 Was $42.00

Now$3723
current price Now $37.23, Was $42.00$42.00
StarTech.com USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter
174.6 out of 5 Stars. 17 reviews
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InstallerCCTV DB9 9 Pin RS232 Male to Female Serial Port Extension Cable, 6 Foot $8.99

$899
current price $8.99InstallerCCTV DB9 9 Pin RS232 Male to Female Serial Port Extension Cable, 6 Foot
Serial Port Gender Changer Adapter (Male/Male) DB25, Nickel Plated $8.82

$882
current price $8.82Serial Port Gender Changer Adapter (Male/Male) DB25, Nickel Plated
Kentek 6 Feet FT DB9 Null Modem Female to Female Serial Cable Cord 28 AWG RS-232 Crossover 9 Pin F/F Molded D-Sub Port for DTE PC Mac Linux Data Transmission communication $11.58

$1158
current price $11.58Kentek 6 Feet FT DB9 Null Modem Female to Female Serial Cable Cord 28 AWG RS-232 Crossover 9 Pin F/F Molded D-Sub Port for DTE PC Mac Linux Data Transmission communication
15 out of 5 Stars. 1 reviews
Tripplite Usb-a To Serial Adapter (db9), Keyspan, High-speed (m/m), Detachable Cable, Taa $44.60

$4460
current price $44.60Tripplite Usb-a To Serial Adapter (db9), Keyspan, High-speed (m/m), Detachable Cable, Taa
1004.6 out of 5 Stars. 100 reviews
RS232 Serial Port DB 9-Pin To USB Adapter Dongle Cable $13.55

$1355
current price $13.55RS232 Serial Port DB 9-Pin To USB Adapter Dongle Cable
USB TO DB9 SERIAL ADAPTER USBA TO DB9M RS232 $20.59

$2059
current price $20.59USB TO DB9 SERIAL ADAPTER USBA TO DB9M RS232
45 out of 5 Stars. 4 reviews
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Startech.com 6 Ft Professional Rs422/485 Usb Serial Cable Adapter W/ Com Retention (icusb422) - Serial Adapter - Usb - Rs-422/485 $90.31

$9031
current price $90.31Startech.com 6 Ft Professional Rs422/485 Usb Serial Cable Adapter W/ Com Retention (icusb422) - Serial Adapter - Usb - Rs-422/485
15 out of 5 Stars. 1 reviews
MANNYA Convertor Adapter USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port $7.76

$776
current price $7.76MANNYA Convertor Adapter USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port
Rocstor 1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention $33.12

$3312
current price $33.12Rocstor 1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
Startech 2 Port Ftdi Usb To Serial Rs232 Adapter Cable With Com Retention $64.84

$6484
current price $64.84Startech 2 Port Ftdi Usb To Serial Rs232 Adapter Cable With Com Retention
YAHHU Industrial Grade RS232 RS485 RS422 Serial Port to CAN Transparent Transmission Network Adapter Module DC9-36V Electrical Isolation (3.5 in / 90 mm) High Speed Data Transfer $57.91

$5791
current price $57.91YAHHU Industrial Grade RS232 RS485 RS422 Serial Port to CAN Transparent Transmission Network Adapter Module DC9-36V Electrical Isolation (3.5 in / 90 mm) High Speed Data Transfer
Tripp Lite Keyspan High Speed USB to Serial Adapter USA-19HS $42.95

$4295
current price $42.95Tripp Lite Keyspan High Speed USB to Serial Adapter USA-19HS
1454.6 out of 5 Stars. 145 reviews
Kentek 10 Feet DB9 9 Pin Serial Extension Cable Cord RS-232 28 AWG Male to Female Molded Straight-Through D-Sub Port Beige for PC Mac Linux Data $12.90

$1290
current price $12.90Kentek 10 Feet DB9 9 Pin Serial Extension Cable Cord RS-232 28 AWG Male to Female Molded Straight-Through D-Sub Port Beige for PC Mac Linux Data
Startech Startech 1 Port Professional USB to RS-232 Serial Adapter Cable - COM Retention - Serial adapter - USB - RS-232 - black - 1 x Type A Male USB - 1 x DB-9 Male Serial - Black $54.05 Was $62.87

Now$5405
current price Now $54.05, Was $62.87$62.87
Startech Startech 1 Port Professional USB to RS-232 Serial Adapter Cable - COM Retention - Serial adapter - USB - RS-232 - black - 1 x Type A Male USB - 1 x DB-9 Male Serial - Black
71.4 out of 5 Stars. 7 reviews
2m Black DB9 RS232 Serial Null Modem Cable F/F $9.02

$902
current price $9.022m Black DB9 RS232 Serial Null Modem Cable F/F
25 out of 5 Stars. 2 reviews
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FGTHBF-1.5 ft Straight Through Serial DB9 Cable Female to Female 9 Pin COM Port Cord for Data Communication (0.5 Meter, Black) $18.62

$1862
current price $18.62FGTHBF-1.5 ft Straight Through Serial DB9 Cable Female to Female 9 Pin COM Port Cord for Data Communication (0.5 Meter, Black)
FZFLZDH USB To RS232 Serial Adapter 1M USB To Serial Converter DB9 9 Pin Port RS232 Cable for PAD, Serial Modems, Router, GPS, Firmware Update $15.02

$1502
current price $15.02FZFLZDH USB To RS232 Serial Adapter 1M USB To Serial Converter DB9 9 Pin Port RS232 Cable for PAD, Serial Modems, Router, GPS, Firmware Update
Simyoung USB CONSOLE CABLE USB to RJ45 6ft CAB-CONSOLE-USB-RJ45 SERIAL CABLE for CISCO $12.99

$1299
current price $12.99Simyoung USB CONSOLE CABLE USB to RJ45 6ft CAB-CONSOLE-USB-RJ45 SERIAL CABLE for CISCO
USB Console Cable RJ45 Cat5 Ethernet To Rs232 DB9 COM Port Serial Female Routers Network Adapter 1.8M $7.62 Was $10.22

Now$762
current price Now $7.62, Was $10.22$10.22
USB Console Cable RJ45 Cat5 Ethernet To Rs232 DB9 COM Port Serial Female Routers Network Adapter 1.8M
Kentek 3 Feet FT DB9 Null Modem Female to Female Serial Cable Cord 28 AWG RS-232 Crossover 9 Pin F/F Molded D-Sub Port for DTE PC Mac Linux Data Transmission communication $9.82

$982
current price $9.82Kentek 3 Feet FT DB9 Null Modem Female to Female Serial Cable Cord 28 AWG RS-232 Crossover 9 Pin F/F Molded D-Sub Port for DTE PC Mac Linux Data Transmission communication
YAHHU USB to Serial Adapter 3.3ft USB to RS232 Male 9pin DB9 Serial Converter Cable for Windows 11 10 8 7 XP Mac OS X, Premium Aluminum Alloy High Speed DB9 Serial COM Port Cord Silver (3.3ft / 1.0m) $16.31

$1631
current price $16.31YAHHU USB to Serial Adapter 3.3ft USB to RS232 Male 9pin DB9 Serial Converter Cable for Windows 11 10 8 7 XP Mac OS X, Premium Aluminum Alloy High Speed DB9 Serial COM Port Cord Silver (3.3ft / 1.0m)
Riousery USB to TTL Serial Port Module USB to UART STC Downloader Brush Terminal Adapter Kit, Dual Voltage 3.3V 5V Support, Multi-System Compatible Controller for PC Engineering (4.72 inches / 12 cm) $13.82

$1382
current price $13.82Riousery USB to TTL Serial Port Module USB to UART STC Downloader Brush Terminal Adapter Kit, Dual Voltage 3.3V 5V Support, Multi-System Compatible Controller for PC Engineering (4.72 inches / 12 cm)
Tripp Lite Type-c To Serial Adapter (db9) - Keyspan, High-speed (m/m), Detachable Cable, Taa - Serial Adapter - - Rs-232 X 1 - Black - Taa Compliant $46.19

$4619
current price $46.19Tripp Lite Type-c To Serial Adapter (db9) - Keyspan, High-speed (m/m), Detachable Cable, Taa - Serial Adapter - - Rs-232 X 1 - Black - Taa Compliant
Mindpure Serial Port Cable US015 USB to DB9 RS-232 Male to Male Computer Converter Adapter Cable For Windows 10, 8.1, 8, 7, Vista, XP (39.37 inches / 100 cm) High Speed Connection $14.30

$1430
current price $14.30Mindpure Serial Port Cable US015 USB to DB9 RS-232 Male to Male Computer Converter Adapter Cable For Windows 10, 8.1, 8, 7, Vista, XP (39.37 inches / 100 cm) High Speed Connection
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