The Best rs 232 serial cable of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best rs 232 serial cable of 2022. Check our ranking below.

2,477 Reviews Scanned

SaleRank No. #1

DTECH 2m DB9 RS232 Serial Cable Male to Female Computer Monitor Cable 9 Pin Null Modem Extension Cord for PC Data Communication（6feet,Black

Simple 6ft null modem extension cable (3 wire type and no hardware handshaking) extends a COM port connection between computer and some old device with RS-232 compatible
Wired as a 9 pin serial cable male to female port cord that 2-3 line are crosslinked (only TX/RX data and signal ground wires connected); standard shielded with AL foil
DB9 m/f adapter extender equipped with screws on each end to ensure an easy and solid connection for stable data communication
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code
6 feet long RS232C cable for hooking up RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment

Rank No. #2

StarTech.com 3m Black Straight Through DB9 RS232 Serial Cable - DB9 RS232 Serial Extension Cable - Male to Female Cable (MXT1003MBK), 10 ft / 3m

1x DB9 Serial (male) connector
1x DB9 Serial (female) connector
High quality shielding prevents EMI interference
DB9 connectors with strain relief molding

Rank No. #3

SABRENT USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable [FTDI Chipset] (CB-FTDI)

Cable Length: 6 ft cable
Side Connectors: Male Thumbscrews
Supports remote wake-up and power management - No IRQs, no IRQ conflicts
Provides a 96 byte buffer for each upstream and downstream data transfer
Compatible with USB Specification v1.1(0) & USB CDC v1.1, USB 2.0

Rank No. #4

DTech RS-232 Cable 10ft RS232 Serial Cable Male to Male 9 Pin DB9 Cord Straight Through

10 ft RS232 serial cable male to male connects your computer to device with rs-232 serial data communication (COM) port
9 pin male DB9 connector on each end equipped with screws to ensure an easy and solid connection
10 feet DB9 extension cord is long enough for unites side by side; the wires inside the cable are of 30AWG gauge and easy to solder to
long COM port RS232 cord is shielded with AL foil and all 9 pins are wired STRAIGHT THROUGH pin-to-pin (pinout: 1-1, 2-2, 3-3, 4-4,......, 8-8, 9-9, G-G)
RS232C serial straight cable for hooking up PC laptop to some old RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, microcontroller, test equipment

SaleRank No. #5

StarTech.com 10' RS232 Serial Null Modem Cable - Null modem cable - DB-9 (F) to DB-9 (F) - 10 ft (SCNM9FF)

DB9 Female to DB9 Female

Rank No. #6

ELECABLE USB to RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible with MAC OS, Windows, Android, Linux (USB A)

☑️ Provide the connection between USB and the traditional RS-232 serial port. Supports remote wake up and power management.
☑️ Compatible with most GPS, modems, printers, scanners, digital cameras ,ISDN Terminal Adapters, label writers, palm PCs, PDAs,cashier register,CNC,PLC controller,tax printer,POS, bar code scanner, label printer,and more devices with DB9 SERIAL ports.
☑️Use latest Prolific PL2303 chipset compatible with MAC OS, Windows, Android, Linux system USB Device. For first time to use, you need to install the driver. The driver is available in enclosed CD. You can also to download the latest driver and the product manual from the link we provide.
☑️ Provide a male to female gender changer, a convenient solution for connecting with equipment that requires a female port.
☑️【IMPORTANT NOTE】This is NOT a VGA cable.

Rank No. #7

DTECH 6 ft RS232 Serial Cable Female to Female 9 Pin Straight Through (Black, 2 Meters)

9 pin serial cable 6ft connects your computer to device with RS-232 compatible (COM port) interface
DB9 RS232 cable female to female connector on each end equipped with screws to ensure an easy and solid connection for stable data communication
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code
It is pin-to-pin wired as a DE9 9 pin serial cable Straight Through (pinout :1-1, 2-2, 3-3, 4-4,......, 8-8, 9-9, G-G); standard shielded rs232 cord with AL foil
6 feet RS232 serial cable f-f adapter for some old RS232C equipment like scanner, Modem, printer, plotter, switches, camera, barcode / embroidery machine, touchscreen, microcontroller, test equipment

Rank No. #8

SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, Hexnuts, [Windows 10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 6 Feet (CB-9P6F)

Provides the connection between USB and the traditional RS-232 serial port.
Supported OS: Windows 2000/ME/98SE, Windows XP (32/64-bit), Windows Vista (32/64-bit), Windows 7 (32/64-bit), Windows 8/8.1 (32/64-bit), Windows 10 and higher (32/64-bit), Mac OS X 10.6 and Above, Linux 2.4 or above.
Easy to setup: Plug & Play - Simply plug your device into the adapter and the adapter into your PC or Mac.
COM ports and Baud rates can be modified to desired set up.
This product comes with LIFETIME manufacturer warranty.

Rank No. #9

LIANSHU DB9Pin M to DC3.5mm Serial RS232 Cable 6feet DB9Pin to 3.5mm Serial Cable L= 6FT Black

LIANSHU Serial Transfer Cable For Devices, Primarily Used To Transfer Serial Data Back And Forth From Small Devices. The Velocity RS-232 Adapter Leverages Your DB9 or 2.5mm Stereo Audio Cable To Run 3-Conductor RS-232 Control Signals Between Your Control Unit And Your video display
Audio Stereo DC2.5 mm Jack to DB9 Female Serial Port. Fully Shielded to Prevent Unwanted EMI/RFI Interference.Fully Molded DB9 and 2.5mm Connectors Provide Excellent Strain Relief.
Why Run All New Cables For RS-232 Control Of Your Audio/Video System, When You Can Use This Easy Adapter.
The Velocity RS-232 Adapter Leverages Your DB9 Or 3.5mm Stereo Audio Cable To Run 3-conductor RS-232 Control Signals Between Your Control Unit And Your Video Display.Fully Molded DB9 And 3.5mm Connectors Provide Excellent Strain Relief.
This Adapter Is Ideal For Use With Computers, Projectors, And Any Control Unit&Display Requiring 3-Conductor RS-232 Serial Control.

SaleRank No. #10

Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above

USB TO RS232 SERIAL – 5ft in length serial adapter. Connect legacy DB-9 serial communications devices to a modern computer with USB
EASY TEST - Easy test RS-232 host to device link. With a full LED, dual color display, tester output. This will make testing your connections with ease.
COMPATABILITY - With support on multiple OS platforms this makes our USB RS- 232 very versatile. Supported OS platforms are Windows 7, 8, 10, and 11 as well as Linux and MacOS 10.X
WHY Gearmo? Your Trusted Partner based in the USA, Providing Advanced Engineering, Highly Reliable and Superior Built Products to handle the most demanding industries for over 20 years. Reach out to us for CAD, Mechanical Drawings and, Data Sheets.
Os compatibility: Windows 7, 8, 10, and Windows 11 as well as Linux and MacOS 10.X

Last update on 2025-06-29 / Affiliate links / Images from Amazon Product Advertising API

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FAQ:

Q: What is the difference between RS-232, RS-422, and RS-485?

A: RS232 is full-duplex, RS485 is half-duplex, and RS422 is full-duplex. 2. RS485 and RS232 are only the physical protocol of communication (ie interface standard), RS485 is the differential transmission mode, RS232 is the single-ended transmission mode, but the communication program does not have much difference.

Q: What’s the difference between DB9 and RS-232?

A: RS-232 is a signalling standard, and DB9 is a connector standard. Most cables that are intended to carry RS-232 signals, have DB9 connectors — but some RS-232 cables have different connectors, and some cables for other signals have DB9 connectors. The Empeg cable is suitable for RS-232 (and has DB9 connectors).

Q: What is RS232 and what is it used for?

A: RS232 is a standard protocol used for serial communication, it is used for connecting computer and its peripheral devices to allow serial data exchange between them. As it obtains the voltage for the path used for the data exchange between the devices.

Q: How many wires for RS-232 communications?

A: Most RS-232 devices will operate with only 3 signal wires: Transmit (TX), Receive (RX) and Ground (GND). In order for two RS-232 devices to communicate, you must connect the TX from one instrument to the RX of the second instrument, and vice versa. The Ground pins must be connected together.