Best Female Serial Cables of 2025

Kenneth Collin Avatar
Kenneth Collin
Last Updated: 31 Jan 2025

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Female serial cables are a type of connector used to transmit data between devices, such as computers, printers, and scanners. These cables typically feature a female connector on one end and a male connector on the other, allowing for easy connection to a variety of devices. They are available in a range of lengths and are an essential tool for those who need to transfer data from one device to another quickly and efficiently. With their reliable performance and ease of use, female serial cables are a must-have for anyone who relies on technology to get things done.

At a Glance: Our Top Picks

StarTech.com 2m Black DB9 Female to Female Cable Cover #TOP 1
StarTech.com 2m Black DB9 Female to Female Cable
ftb score rating icon 9.9
StarTech.com 2m Black DB9 Serial Extension Cable Cover #TOP 2
StarTech.com 2m Black DB9 Serial Extension Cable
ftb score rating icon 9.8
StarTech.com 2m Black DB9 RS232 Cable Cover #TOP 3
StarTech.com 2m Black DB9 RS232 Cable
ftb score rating icon 9.6

Top 10 Female Serial Cables

#TOP 1

StarTech.com 2m Black DB9 Female to Female Cable

SCNM9FF2MBK
Black
6 ft/2 m
StarTech.com 2m Black DB9 Female to Female Cable Cover
StarTech.com 2m Black DB9 RS232 Serial Null Modem Cable F/F - DB9 Female to Female - 9 pin RS232 Null Modem Cable - 2 meter, Black (SCNM9FF2MBK)

The StarTech.com DB9 Null Modem Cable is a 2-metre black cable designed for connecting your serial devices efficiently. With its female-to-female configuration, you can easily transfer files between devices. The high-quality shielding effectively prevents electromagnetic interference, ensuring a stable connection. This means you can enjoy reliable data transmission without interruptions, making your tasks smoother and more efficient.

What We Like
High-quality shielding
2-metre length
Female-to-female configuration
Prevents EMI interference
#TOP 2

StarTech.com 2m Black DB9 Serial Extension Cable

MXT1002MBK
Black
6 ft/2 m
StarTech.com 2m Black DB9 Serial Extension Cable Cover
StarTech.com 2m Black Straight Through DB9 RS232 Serial Cable - DB9 RS232 Serial Extension Cable - Male to Female Cable (MXT1002MBK)

The StarTech.com DB9 Serial Cable is designed to enhance your connectivity needs. It features a male and female DB9 connector, making it easy to extend your serial connections. The high-quality shielding effectively prevents EMI interference, ensuring a stable and clear signal for your devices. Additionally, the strain relief molding on the connectors protects against wear and tear, providing you with a durable solution for your serial communication requirements.

What We Like
High-quality shielding
Durable strain relief molding
Easy to connect devices
Prevents EMI interference
#TOP 3

StarTech.com 2m Black DB9 RS232 Cable

SCNM9FM2MBK
Black
2 Meters
StarTech.com 2m Black DB9 RS232 Cable Cover
StarTech.com 2 m Black DB9 RS232 Serial Null Modem Cable F/M, DB9 Male to Female, 9 Pin Null Modem Cable, 1x DB9 (M), 1x DB9 (F) - Black

The StarTech.com DB9 Null Modem Cable is designed to connect your serial devices effortlessly. With its 2-metre length, you can easily position your devices without being restricted by short cables. This DB9 Male to Female cable ensures seamless file transfers between your devices, making it perfect for data communication tasks. Additionally, it operates as an RS232 Null Modem Cable, providing reliable connections for various serial applications, ensuring you can work efficiently without interruptions.

What We Like
2-metre length for flexibility
Seamless file transfer capability
Reliable RS232 connections
Easy connection of serial devices
#TOP 4

StarTech.com 1m Black DB9 Serial Null Modem Cable

SCNM9FM1MBK
Black
StarTech.com 1m Black DB9 Serial Null Modem Cable Cover
StarTech.com 1 m Black DB9 RS232 Serial Null Modem Cable F/M, DB9 Male to Female, 9 Pin Null Modem Cable, 1x DB9 (M), 1x DB9 (F) - Black

The StarTech.com DB9 Null Modem Cable is an essential tool for connecting your serial devices. With a length of 1 metre, it provides ample reach for your setup. This cable enables you to transfer files efficiently between devices, ensuring a smooth data exchange. Its DB9 Male to Female configuration is perfect for various applications. By using this RS232 Null Modem Cable, you can enhance your device connections and simplify your data transfer processes.

What We Like
Easy device connections
Efficient file transfers
1 metre length
Compatible with various devices
DB9 Male to Female configuration
#TOP 5

StarTech 3m RS232 Null Modem Cable

9FMNM-3M-RS232-CABLE
Black
StarTech 3m RS232 Null Modem Cable Cover
StarTech.com 3m RS232 Serial Null Modem Cable, Crossover Serial Cable w/Al-Mylar Shielding, DB9 Serial COM Port Cable Female to Male, Compatible w/DTE Devices, Black, F/M (9FMNM-3M-RS232-CABLE)

The StarTech Null Modem Cable is an essential tool for connecting two DTE devices over a distance of up to 3 metres. Its high-quality construction ensures durability, with tinned wires and aluminium mylar shielding that protect against electromagnetic interference. You will appreciate the screw locking feature, as it prevents accidental disconnections, helping to avoid data loss. Additionally, the cable comes with moulded PVC connectors, which provide strain relief, reducing the risk of damage from bends and twists.

What We Like
Flexible setup configuration
Durable and high-quality construction
Prevents accidental disconnections
Reduces risk of damage
#TOP 6

C2G 81418 2M DB9 Null Modem Cable

C2G
81418
Black
C2G 81418 2M DB9 Null Modem Cable Cover
C2G 81418 2M DB9 Female to DB9 Female Null Modem Computer Serial Port Extension Cable, Black

The C2G DB9 Null Modem is designed for reliable communication between two data or DCE devices. Its rugged, oversnagless construction ensures added strain relief, meaning you can connect it without worrying about accidental disconnections. The foil shielding protects against interference from office equipment and fluorescent lights, making your data transmission smoother and more dependable. Thumbscrew connectors provide a quick and easy setup, allowing you to get connected in no time.

What We Like
Rugged construction for durability
Foil shielding for interference protection
Easy thumbscrew connectors
Compatible with various serial ports

USB to RS232 Female DB9 Cable

CD0490
Black
USB to RS232 Female DB9 Cable Cover
USB to Serial Cable 3M, USB to RS232 Female DB9 9-pin DCE Converter Cord Gold Plated with PL2303 Chipset for Connecting Cisco Switches, Cashier Register, Modem, Scanner, Digital Cameras, CNC, Printer

The USB to RS232 Cable is a versatile solution for connecting devices like modems and digital cameras to your computer's USB port. With a data transfer rate of 1Mbps, it ensures quick and reliable communication. The latest PL2303 chipset supports various operating systems, making it easy for you to integrate with your existing setup. Additionally, its premium materials, including tinned copper conductors and triple shielding, provide optimal performance, ensuring data integrity during transfers.

What We Like
High-speed data transfer
Broad compatibility with devices
Premium construction for reliability
No external power needed
#TOP 8

DTech DB9 RS232 Serial Null Modem Cable

6945279513636
black
0.5m
DTech DB9 RS232 Serial Null Modem Cable Cover
DTech DB9 RS232 Serial Null Modem Cable Female to Female Full Handshaking 7 Wire Crossover for Data Communication 0.5M

The DTech RS232 Null Modem Cable is a 1.5ft female to female serial cable designed for seamless data communication. It features a 7 wire type with full handshaking, allowing you to connect your computer to various devices with a COM port RS232 interface. With a standard shielded DE9 female connector on each end, you can ensure a stable and secure connection. Additionally, the 30AWG gauge wires are easy to solder, making custom connections straightforward for your older RS232C equipment.

What We Like
Stable data communication
Easy to connect and solder
Compatible with various devices
Full handshaking support
Standard shielded design
#TOP 9

DSD TECH USB to Serial DB9 Female Cable

SH-RS232G
Black
Female
DSD TECH USB to Serial DB9 Female Cable Cover
DSD TECH SH-RS232G USB to Serial DB9 Female Cable Built-in FTDI FT232RL Chip 5.9FT

The DSD TECH USB to Serial Cable is designed to connect various serial devices to your computer via a USB port. With its original FTDI FT232RL chipset, it offers high stability, ensuring reliable performance in complex situations. This cable is compatible with multiple operating systems, including Windows and Mac, making it a versatile choice for users. At 5.9 feet long, it provides ample length for convenient connections in various setups.

What We Like
High stability with FTDI chipset
Compatible with multiple operating systems
5.9 feet long for flexibility
Connects various serial devices easily
#TOP 10

DTech 5ft RS232 Serial Extension Cable

Black
5ft(1.5m)
DTech 5ft RS232 Serial Extension Cable Cover
DTech 5ft RS232 Serial Cable Male to Female 9 Pin Straight Through (1.5m,Black)

The DTech RS232 Cable is a reliable solution for extending your COM port connection between your computer and older RS-232 compatible devices. You can easily position your serial device further away from your PC, which enhances your workspace flexibility. With screws on each end, this cable ensures a stable and secure connection for uninterrupted data communication. The 30AWG gauge wires are easy to solder, allowing you to customise connections as needed, while the standard pinout guarantees compatibility with a range of RS232C equipment.

What We Like
Extends device connection distance
Secure screw connections
Easy to solder wires
Compatible with various devices
Buying Guide Image
Editor's Notes

During our female serial cable research, we found 306 female serial cable products and shortlisted 10 quality products. We collected and analyzed 30,293 customer reviews through our big data system to write the female serial cables list. We found that most customers choose female serial cables with an average price of £6.78.

The female serial cables are available for purchase. We have researched hundreds of brands and picked the top brands of female serial cables, including StarTech.com, C2G, CableCreation, DTech, DSD TECH.

Written by
Kenneth Collin Avatar

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.