RS232 DB9 / DB25 Serial Cables & Connectors

RS232 serial ports come in various forms (such as DB9, DB25 and Terminal Blocks) and with both female and male connectors; it is often necessary to convert from one form to another: DB9 to DB25, female to male, DB9 to terminal blocks, etc. CommFront has cables and connectors for all these situations. With our robust, machine-made RS232 serial cables and connectors, you can enjoy the maximum uptime and drastically reduce repair and replacement costs for your M2M connectivity and data communication systems.

For the past decade, CommFront has built a reputation as a major supplier of rugged and reliable, yet simple, data communication products and solutions. CommFront's product quality is ensured by our ISO 9001:2008 quality control system and we back our high-quality RS232 serial cable and connector products with a 30-day risk-free money-back guarantee and a 5-year replacement warranty. Learn more »


CBL-Half-1

Half-Duplex RS232 Monitor / Control Cable

Half-duplex RS232 Monitor / Control Cable: The CBL-Half-1 is a high-quality, high-performance, machine-made cable used for monitoring / controlling 3-wire RS232 communications, including the TX, RX, and GND.

The CBL-Half-1 comes with a 6-foot (2-meter) long straight-through cable for connecting, controlling, or debugging your RS232 devices, and two 3-foot (1-meter) long monitor cables for monitoring the RS232 communications. When this cable is used with our award-winning 232Analyzer software, it allows you not just to control your RS232 devices, but also to monitor the RS232 communications right from your computer.

  • 3-wire RS232
  • 1 COM port required for monitoring

$34.95

In Stock


CBL-Full-1A

Full-Duplex RS232 Monitor / Control Cable

Full-Duplex RS232 Monitor / Control Cable: The CBL-Full-1A is a high-quality, high-performance, machine-made cable used for monitoring / controlling 9-wire RS232 communications, including the TX, RX, and GND, as well as all handshake lines such as CTS, RTS, DTR, DSR, DCD, and RI.

The CBL-Full-1A comes with a 6-foot (2-meter) long straight-through cable for connecting, controlling, or debugging your RS232 devices, and two 3-foot (1-meter) long monitor cables for monitoring the RS232 communications. When this cable is used with our award-winning 232Analyzer software, it allows you not just to control your RS232 devices, but also to monitor the RS232 communications right from your computer.

  • 9-wire RS232
  • 2 COM ports required for monitoring

$44.95

In Stock


CBL-DB9M_F-1

DB9 Male-Female Cable

The CBL-DB9_MF-1 is a 10ft (3m) long straight-through RS-232 extension cable. This machine-made, high-quality RS-232 extension cable comes with a DB9 male connector on one end and a DB9 female connector on the other. This cable can be used for extending your existing RS-232's distance.

$9.95

In Stock


CBL-DB9F_DB25M-1

DB9 Female to DB25 Male Cable

The CBL-DB9F_DB25M-1 is a 10ft (3m) long DB9 female to DB25 male conversion cable. This machine-made, high-quality RS-232 conversion cable comes with a DB9 female connector on one end and a DB25 male connector on the other. This cable can be used for converting your DB9 RS-232 port to DB25 RS-232 port.

$9.95

In Stock


DB9F-TB-1

DB9 Female to Terminal Block

The DB9F-TB-1 is a high-quality DB9 female to terminal block converter that can be used for easy field wire connections. All DB9 signals and the ground pins are accessible via terminal blocks and it requires no soldering or crimping, thus making quick and simple wiring changes possible. 

$9.95

In Stock


DB9M-TB-1

DB9 Male to Terminal Block

The DB9M-TB-1 is a high-quality DB9 male to terminal block converter that can be used for easy field wire connections. All DB9 signals and the ground pins are accessible via terminal blocks and it requires no soldering or crimping, thus making quick and simple wiring changes possible. 

$9.95

In Stock


GCH-9_FF-1

DB9 Gender Changer (Female-Female)

DB-9 Female to Female Gender Changer: The GCH-9_FF-1 is a high-quality, high-performance DB-9 female to female gender changer that is used to connect two male DB-9 connectors.

  • 9-wire RS232
  • Female connectors on both sides

$5.95

In Stock


GCH-9_MM-1

DB9 Gender Changer (Male-Male)

DB-9 Male to Male Gender Changer: The GCH-9_MM-1 is a high-quality, high-performance DB-9 male to male gender changer that is used to connect two female DB-9 connectors.

  • 9-wire RS232
  • Male connectors on both sides

$5.95

In Stock


GCH-25_FF-1

DB25 Gender Changer (Female-Female)

DB-25 Female to Female Gender Changer: The GCH-25_FF-1 is a high-quality, high-performance DB-25 female to female gender changer that is used to connect two male DB-25 connectors.

  • 25-wire RS232
  • Female connectors on both sides

$5.95

In Stock


GCH-25_MM-1

DB25 Gender Changer (Male-Male)

DB-25 Male to Male Gender Changer: The GCH-25_MM-1 is a high-quality, high-performance DB-25 male to male gender changer that is used to connect two DB-25 female connectors.

  • 25-wire RS232
  • Male connectors on both sides

$5.95

In Stock