Best Db25 Serial Adapters in 2026

Add an RS232 serial port to a notebook or desktop computer with this Plug-and Play USB adapter cable

USB to Serial

USB to RS232

F/M

Serial adapter

DB-9 (F) to DB-25 (M)

HIGH QUALITY&DURABLE: Pure copper nickel plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable.

EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring.

HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

HIGH QUALITY&DURABLE: Pure copper nickel plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable.

EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring.

HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life.

SOLDERLESS: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring.

SCREW LOCK: The shell is locked with screws and nuts, which can avoid the disadvantages of not closing the shell tightly or large gaps.

4 foot Serial to USB adapter connects a 9 pin or 25 pin RS232 serial device to your computer through a USB port, as though the computer offered an onboard serial port

DB9 DB25 USB to RS232 cable with screw nuts is built with FTDI chip to support you the widest possible OS compatibility (windows 11, 10, 8, 7, XP, MAC OS, Linux, etc.) and reliable data communication

1.2 meter 25 pin RS232 to usb adapter cable with DB9 connector allows it to be connected directly from the serial device to the computer without requiring additional cables. This saves you the annoyance of needing an extra adapter

Convert a DB25 female connector to an RJ45 female connector

Used for modular RS232 RS422 and RS485 connections

Can be used to make customized serial connections

Converts a DB9 female port to a DB25 male port; or a DB25 female port to a DB9 male port

Convert a DB25 male connector to a DB25 female connector

DB25 Slimline Gender Changer F/F

Serial/Parallel gender changer

Quick, economical solution to connect laptop serial ports

Connector 1: (1) DB25 Male

Connector 2: (1) DB25 Female

Belkin At Serial Adapter - Pvc

No Soldering Required: 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring.

DIY DB25 cable ：Using 25pin male and female connectors, you can make DB25 cable or USB to RS232 / RS485 cable by yourself.

Features: the pin is plated with gold and has the characteristics of oxidation resistance, wear resistance and durability Effectively reduce the attenuation value, stable transmission and more convenient use,The outer casing is made of environmentally friendly PP engineering material, which is soft and durable.

WIDELY APPLICATIONS: The breakout board can be used for automatic control equipment, industrial control equipment, cash register, tax control machine, computer, etc.

DURABLE: Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper environmental protection copper terminal, which has good transmission and allows current of 10A.

RELIABLE: Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact.

Durable: Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper screw terminal, which has good transmission and allows current of 10A.

Reliable: The shell is locked with screws and nuts and Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe, Make sure the wiring is neat and tidy No dropped wires .

Easy to Use: No Soldering Required. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten.

DONG DB9 to DB25 Serial Adapter - M/F (9Pin 25Pin )

A cost-effective way of converting a 9-pin female serial port to a 25-pin male port

DB25 to DB9M Serial Adapter is designed for durable, reliable performance and connectivity.

Metal hood, strong anti-interference, durable, high temperature resistance, high pressure resistance, no deformation.

25 pin adapter Die Cast Zinc Alloy Construction Is Practically Indestructible And Offers Maximum Protection Against Harmful EmI/Rfi.

DB25 PIN serial connector male connector manufactured with precision stamped gold plated contact and nickel plated housing, resistance to plug and stable transmission.

Flexibility: Compact and light weight allows you to make up your own custom cables with DB25 connectors. Solder Cup connectors can be soldered to cable ends or mounted directly to a PCB card edge.

Stability: This connector manufactured with precision stamped gold plated contact and nickel plated housing, resistance to plug and stable transmission. White rubber core, high temperature resistant, not easy to melt during welding.

Durable: Solder cup connectors more firm and stable, not easy to break when under tension.

USB to RS232 DB25 serial adapter cable for barcoder printer scanner

Length:5ft /Chip: CP2102.

The USA quality ftdi chip ensures stable transmission of signals

One lane PCIe x1 card with 1x RS232 Serial Port and 1x DB25 Parallel (IEEE 1284) Port

Built with ASIX AX99100 Controller. Serial Port: 16C950 UART with 256 byte FIFO buffer, supports RS232 speeds up to 921.6Kbps. Parallel Port: IEEE 1284 Compliant with SPP/Byte/ECP modes, supports Speeds up to 1.5MB/s (or 2.5Mbps).

Jumper Selection for RI/5V/12V in Pin9 of DB9M Serial Port (5V & 12V power via 15Pin power connector from power supply) for POS device use. The combo card is an ideal solution for connecting many applications scuh as POS, bank teller systems, ATM, kiosks,

Ultra-thin DB25 Breakout Connector: Screw locking type, No welding and reusable. Meets the Industrial design standard.

Pure copper terminal block with better contact , firm wiring and good transmission.

High quality PCB carrier. All signal ports are clearly named and labeled on both sides of the board for quick wiring.

Case can be prevent short circuits

All-copper base, contacted better and more antioxidative

All signal ports named and labeled clearly

Add two high-speed parallel (DB25) ports to your PCI-Express enabled desktop

Supports ECP, EPP, PS2 and SPP parallel port modes

1-lane (x1) PCI-Express adapter to work with all PCI-Express slots with different lane widths