Shop USB to Serial Adapter 4 Pin

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$15.98
DTECH USB To Serial Adapter Cable With RS232 DB9 Male Port FTDI Chipset Supports Windows 10 8 7 And Mac Linux - 4 Feet
Amazon.com
763
$15.98
DTECH USB To Serial Adapter Cable With RS232 DB9 Male Port FTDI Chipset Supports Windows 10 8 7 And Mac Linux - 4 Feet
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763
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DTECH USB To TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 Inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6Ft, Black)
Amazon.com
156
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DTECH USB To TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 Inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6Ft, Black)
Amazon.com
156
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Cardiac Science USB To Serial Adapter Cable
AED Market
$36.00
Cardiac Science USB To Serial Adapter Cable
AED Market
$34.97
4 Port USB To RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible With MAC OS, Windows, Android, Linux (4 Port)
Amazon.com
78
$34.97
4 Port USB To RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible With MAC OS, Windows, Android, Linux (4 Port)
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78
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PRIMUZ 3Pcs USB To TTL Serial Adapter Debug Cable TX RX Signal 4 Pin Female Socket 4 Pin Spacing2.0 Data Cable,For USB Equipment Installed Or
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8
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PRIMUZ 3Pcs USB To TTL Serial Adapter Debug Cable TX RX Signal 4 Pin Female Socket 4 Pin Spacing2.0 Data Cable,For USB Equipment Installed Or
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8
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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+
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Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
1K+
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Suamdoen USB To TTL Serial 5V 3.3V Adapter Cable TX RX VCC GND Pinout With 4 Pin 0.1 Inch Pitch Female Socket FT232RL Chip For Windows 10 8 7 XP Vista
Amazon.com
4
$18.00
Suamdoen USB To TTL Serial 5V 3.3V Adapter Cable TX RX VCC GND Pinout With 4 Pin 0.1 Inch Pitch Female Socket FT232RL Chip For Windows 10 8 7 XP Vista
Amazon.com
4
$9.99
Atnsinc 2Pack PL2303 PL2303HX USB To TTL Serial Adapter, 3.3V Debug Cable With 4 Pin Female Socket, USB To RS232 TTL Converter
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Atnsinc 2Pack PL2303 PL2303HX USB To TTL Serial Adapter, 3.3V Debug Cable With 4 Pin Female Socket, USB To RS232 TTL Converter
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$43.99
Eco Battery Serial Programming Cable / USB A To 4 Pin Molex Plug
Golf Cart Geeks
$43.99
Eco Battery Serial Programming Cable / USB A To 4 Pin Molex Plug
Golf Cart Geeks
$116.51
$119.99
Fluke MBX USB-RS232 USB And Serial RS232 Cable Adapter
Test Equipment Depot
$116.51
$119.99
Fluke MBX USB-RS232 USB And Serial RS232 Cable Adapter
Test Equipment Depot
$12.48
DTECH USB To TTL Adapter 3.3V 4 Pin USB To UART Debug Cable Prolific Chip LED Indicators PL2303 IC Serial Converter 3ft Output 3.3 Volt For Windows 11
Amazon.com
$12.48
DTECH USB To TTL Adapter 3.3V 4 Pin USB To UART Debug Cable Prolific Chip LED Indicators PL2303 IC Serial Converter 3ft Output 3.3 Volt For Windows 11
Amazon.com
$115.49
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
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1
$115.49
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
Amazon.com
1
$27.96
DTECH USB To Serial Adapter RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
Amazon.com
49
$27.96
DTECH USB To Serial Adapter RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
Amazon.com
49
$13.99
Cable Matters USB C To Serial Adapter Cable - 3Ft, USBC To DB9, USB C To RS232 Cable, Compatible With Thunderbolt 5/4, Supports Windows 11/10/8/7/
Amazon.com
216
$13.99
Cable Matters USB C To Serial Adapter Cable - 3Ft, USBC To DB9, USB C To RS232 Cable, Compatible With Thunderbolt 5/4, Supports Windows 11/10/8/7/
Amazon.com
216
$23.98
DTECH USB To RS422 RS485 Serial Port Adapter Cable With FTDI Chipset 5 Position Terminal Board For Windows 11 10 8 7 XP Mac (4 Feet)
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200
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DTECH USB To RS422 RS485 Serial Port Adapter Cable With FTDI Chipset 5 Position Terminal Board For Windows 11 10 8 7 XP Mac (4 Feet)
Amazon.com
200
$75.00
Moxa Uport 1110-1 Port RS-232 USB-To-Serial Converter
Amazon.com
17
Free shipping
$75.00
Moxa Uport 1110-1 Port RS-232 USB-To-Serial Converter
Amazon.com
17
$136.25
Startech.Com ICUSB2324 | 4 PORT USB TO SERIAL RS232 ADAPTER - db9m - RS232 EXTENSION - SERIAL TO USB | PC & Serial Adapter Cards
RS
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Startech.Com ICUSB2324 | 4 PORT USB TO SERIAL RS232 ADAPTER - db9m - RS232 EXTENSION - SERIAL TO USB | PC & Serial Adapter Cards
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54
$39.79
$49.53
Keyspan USB 4-Port Serial Serial Adapter - USB - RS-232
shedfriends
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Keyspan USB 4-Port Serial Serial Adapter - USB - RS-232
shedfriends
$291.36
26479 C2G Usb To 4 Port Db9 Serial Adapter
etechbuy.com
Free shipping
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26479 C2G Usb To 4 Port Db9 Serial Adapter
etechbuy.com
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$19.99
UGREEN 10ft USB To Parallel Port Printer Cable, CN36 Cable Adapter IEEE1284 For Old Printer, Centronics Parallel Converter With Fast Transmission
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790
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UGREEN 10ft USB To Parallel Port Printer Cable, CN36 Cable Adapter IEEE1284 For Old Printer, Centronics Parallel Converter With Fast Transmission
Amazon.com
790
$2.83
MICRO USB 5PIN 1m CP2102 USB To UART TTL Cable Module 4 Pin 4P Serial Adapter Download Cable Module
Aliexpress
$2.83
MICRO USB 5PIN 1m CP2102 USB To UART TTL Cable Module 4 Pin 4P Serial Adapter Download Cable Module
Aliexpress
$48.68
$69.61
Lindy 42858 USB To Serial Adapter - 4 Port (9 Way, RS-232)
www.stuffbyannjfr.com AAA
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Lindy 42858 USB To Serial Adapter - 4 Port (9 Way, RS-232)
www.stuffbyannjfr.com AAA
$107.11
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JU-SC0111-S1 | SIIG | 4-Port Usb To Rs-232 Serial Adapter Hub 1 X 4-Pin Type B Female Usb 4 X 9-Pin Db-9 Male Rs-232 Serial Usb 1 Pack
Serverblink Merchant
16% off
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JU-SC0111-S1 | SIIG | 4-Port Usb To Rs-232 Serial Adapter Hub 1 X 4-Pin Type B Female Usb 4 X 9-Pin Db-9 Male Rs-232 Serial Usb 1 Pack
Serverblink Merchant
$183.00
USB-4Comi-M USB To 4 Serial Port Converter (RS422/RS485)
Saelig Company Inc
$183.00
USB-4Comi-M USB To 4 Serial Port Converter (RS422/RS485)
Saelig Company Inc
$56.98
$76.92
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
vyroqi.com
25% off
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$76.92
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
vyroqi.com
$39.59
Plinkwirekb Industrial 4 in 1 USB To RS232 RS485 RS422 TTL 3.3V 5V Serial Converter With FTDI FT232RNL Chip USB 2.0 A To Terminal Block Adapter COM
Amazon.com
Free shipping
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Plinkwirekb Industrial 4 in 1 USB To RS232 RS485 RS422 TTL 3.3V 5V Serial Converter With FTDI FT232RNL Chip USB 2.0 A To Terminal Block Adapter COM
Amazon.com
Free shipping
$58.99
$82.59
Serialgear USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
hardclikk.com
28% off
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$82.59
Serialgear USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
hardclikk.com
$38.40
$51.07
Gearmo 4-Port Professional USB To Serial Adapter
Alternativasca Online One
24% off
$38.40
$51.07
Gearmo 4-Port Professional USB To Serial Adapter
Alternativasca Online One
$8.99
OPSFALCON 2 Pack USB To 4-Pin Molex Fan Power Cable, 5V USB Port To 12V Molex Computer PC Fan Adaptor Connector Cable Cord Wire
Amazon.com
68
$8.99
OPSFALCON 2 Pack USB To 4-Pin Molex Fan Power Cable, 5V USB Port To 12V Molex Computer PC Fan Adaptor Connector Cable Cord Wire
Amazon.com
68
$104.50
Tripp Lite USB To Serial Adapter Converter RS-422/RS-485 USB To DB9 4-
POSGlobal.com
4
$104.50
Tripp Lite USB To Serial Adapter Converter RS-422/RS-485 USB To DB9 4-
POSGlobal.com
4
$122.99
Tripp-Lite U208-004-IND 4-Port USB To Serial Adapter Converter
Southern Electronics
1
$122.99
Tripp-Lite U208-004-IND 4-Port USB To Serial Adapter Converter
Southern Electronics
1
$38.00
$87.40
Lindy 42858 USB To Serial Adapter - 4 Port (9 Way, RS-232)
SHOP GRV
56% off
$38.00
$87.40
Lindy 42858 USB To Serial Adapter - 4 Port (9 Way, RS-232)
SHOP GRV
$58.99
$76.69
Serialgear 4-Port USB DB-9 Serial Adapter Solution
hardclikk.com
23% off
$58.99
$76.69
Serialgear 4-Port USB DB-9 Serial Adapter Solution
hardclikk.com
$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
$157.08
Startech.Com ICUSB2324I | 4 PORT USB TO SERIAL RS232 ADAPTER HUB-WALL MOUNTABLE | Computer Hubs
RS
7
$157.08
Startech.Com ICUSB2324I | 4 PORT USB TO SERIAL RS232 ADAPTER HUB-WALL MOUNTABLE | Computer Hubs
RS
7
$134.75
Tripp Lite U208-004-IND | RS-422/RS-485 USB TO SERIAL FTDI ADAPTER W/COM RETENTION USB-B TO DB9 F/M 4 PORT | USB Controllers
RS
4
$134.75
Tripp Lite U208-004-IND | RS-422/RS-485 USB TO SERIAL FTDI ADAPTER W/COM RETENTION USB-B TO DB9 F/M 4 PORT | USB Controllers
RS
4
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Shop USB to Serial Adapter 4 Pin

Sponsored
About our ads
$15.98
DTECH USB To Serial Adapter Cable With RS232 DB9 Male Port FTDI Chipset Supports Windows 10 8 7 And Mac Linux - 4 Feet
Amazon.com
763
$15.98
DTECH USB To Serial Adapter Cable With RS232 DB9 Male Port FTDI Chipset Supports Windows 10 8 7 And Mac Linux - 4 Feet
Amazon.com
763
$13.98
DTECH USB To TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 Inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6Ft, Black)
Amazon.com
156
$13.98
DTECH USB To TTL Serial 3.3V Adapter Cable TX RX Signal 4 Pin 0.1 Inch Pitch Female Socket PL2303 Prolific Chip Windows 10 8 7 XP Vista (6Ft, Black)
Amazon.com
156
$36.00
Cardiac Science USB To Serial Adapter Cable
AED Market
$36.00
Cardiac Science USB To Serial Adapter Cable
AED Market
$34.97
4 Port USB To RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible With MAC OS, Windows, Android, Linux (4 Port)
Amazon.com
78
$34.97
4 Port USB To RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible With MAC OS, Windows, Android, Linux (4 Port)
Amazon.com
78
$12.99
PRIMUZ 3Pcs USB To TTL Serial Adapter Debug Cable TX RX Signal 4 Pin Female Socket 4 Pin Spacing2.0 Data Cable,For USB Equipment Installed Or
Amazon.com
8
$12.99
PRIMUZ 3Pcs USB To TTL Serial Adapter Debug Cable TX RX Signal 4 Pin Female Socket 4 Pin Spacing2.0 Data Cable,For USB Equipment Installed Or
Amazon.com
8
$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+
$18.00
Suamdoen USB To TTL Serial 5V 3.3V Adapter Cable TX RX VCC GND Pinout With 4 Pin 0.1 Inch Pitch Female Socket FT232RL Chip For Windows 10 8 7 XP Vista
Amazon.com
4
$18.00
Suamdoen USB To TTL Serial 5V 3.3V Adapter Cable TX RX VCC GND Pinout With 4 Pin 0.1 Inch Pitch Female Socket FT232RL Chip For Windows 10 8 7 XP Vista
Amazon.com
4
$9.99
Atnsinc 2Pack PL2303 PL2303HX USB To TTL Serial Adapter, 3.3V Debug Cable With 4 Pin Female Socket, USB To RS232 TTL Converter
Amazon.com
$9.99
Atnsinc 2Pack PL2303 PL2303HX USB To TTL Serial Adapter, 3.3V Debug Cable With 4 Pin Female Socket, USB To RS232 TTL Converter
Amazon.com
$43.99
Eco Battery Serial Programming Cable / USB A To 4 Pin Molex Plug
Golf Cart Geeks
$43.99
Eco Battery Serial Programming Cable / USB A To 4 Pin Molex Plug
Golf Cart Geeks
$116.51
$119.99
Fluke MBX USB-RS232 USB And Serial RS232 Cable Adapter
Test Equipment Depot
$116.51
$119.99
Fluke MBX USB-RS232 USB And Serial RS232 Cable Adapter
Test Equipment Depot
$12.48
DTECH USB To TTL Adapter 3.3V 4 Pin USB To UART Debug Cable Prolific Chip LED Indicators PL2303 IC Serial Converter 3ft Output 3.3 Volt For Windows 11
Amazon.com
$12.48
DTECH USB To TTL Adapter 3.3V 4 Pin USB To UART Debug Cable Prolific Chip LED Indicators PL2303 IC Serial Converter 3ft Output 3.3 Volt For Windows 11
Amazon.com
$115.49
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
Amazon.com
1
$115.49
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
Amazon.com
1
$27.96
DTECH USB To Serial Adapter RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
Amazon.com
49
$27.96
DTECH USB To Serial Adapter RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
Amazon.com
49
$13.99
Cable Matters USB C To Serial Adapter Cable - 3Ft, USBC To DB9, USB C To RS232 Cable, Compatible With Thunderbolt 5/4, Supports Windows 11/10/8/7/
Amazon.com
216
$13.99
Cable Matters USB C To Serial Adapter Cable - 3Ft, USBC To DB9, USB C To RS232 Cable, Compatible With Thunderbolt 5/4, Supports Windows 11/10/8/7/
Amazon.com
216
$23.98
DTECH USB To RS422 RS485 Serial Port Adapter Cable With FTDI Chipset 5 Position Terminal Board For Windows 11 10 8 7 XP Mac (4 Feet)
Amazon.com
200
$23.98
DTECH USB To RS422 RS485 Serial Port Adapter Cable With FTDI Chipset 5 Position Terminal Board For Windows 11 10 8 7 XP Mac (4 Feet)
Amazon.com
200
$75.00
Moxa Uport 1110-1 Port RS-232 USB-To-Serial Converter
Amazon.com
17
Free shipping
$75.00
Moxa Uport 1110-1 Port RS-232 USB-To-Serial Converter
Amazon.com
17
$136.25
Startech.Com ICUSB2324 | 4 PORT USB TO SERIAL RS232 ADAPTER - db9m - RS232 EXTENSION - SERIAL TO USB | PC & Serial Adapter Cards
RS
54
$136.25
Startech.Com ICUSB2324 | 4 PORT USB TO SERIAL RS232 ADAPTER - db9m - RS232 EXTENSION - SERIAL TO USB | PC & Serial Adapter Cards
RS
54
$39.79
$49.53
Keyspan USB 4-Port Serial Serial Adapter - USB - RS-232
shedfriends
19% off
$39.79
$49.53
Keyspan USB 4-Port Serial Serial Adapter - USB - RS-232
shedfriends