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Tripp Lite DB9 to RJ45 Modular Serial Adapter (F/F), RS-232, RS-422, RS-485

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Product details

Management number 202052326 Release Date 2025/09/19 List Price $47.50 Model Number 202052326
Category

The Tripp Lite P440-89FF is a modular serial adapter that converts a DB9 female serial connection into an RJ45 female port. This allows you to use standard Cat5e or Cat6 twisted-pair cables to transmit serial signals, making it easier to connect devices like terminals, printers, modems, and point-of-sale systems without needing specialized cabling.

Designed to support RS-232, RS-422, and RS-485 configurations, this adapter is flexible enough to fit a variety of serial communication setups. The color-coded twisted-pair wires help you quickly identify and troubleshoot connections, reducing downtime and simplifying maintenance. The slotted, knurled thumbscrews ensure a secure and stable connection, so you don’t have to worry about cables loosening or disconnecting during use.

This adapter is especially useful in environments where you want to extend or adapt existing serial connections using common network cables, avoiding costly hardware upgrades. Whether you’re managing legacy equipment or setting up a custom serial network, the Tripp Lite P440-89FF offers a practical and reliable solution that saves time and effort.

Highlights:

  • Converts DB9 female to RJ45 female connection
  • Compatible with Cat5e and Cat6 patch cables
  • Supports RS-232, RS-422, and RS-485 serial standards
  • Slotted, knurled thumbscrews for secure attachment
  • Color-coded wires simplify troubleshooting

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