The P440-89FF DB9 to RJ45 Modular Serial Adapter (F/F) is designed for connecting terminals, serial printers, modems, POS and other serial devices to your network via twisted-pair Cat5e/6 cabling. This saves you time and money by eliminating the need to upgrade your existing hardware.The adapter features a female DB9 serial connector with color-coded twisted-pair wires on one side and an RJ45 female connector on the other, allowing you to create customized RS-232, RS-422 and RS-485 connections. You can connect dumb desktop terminals to a central patch or directly to an MUX. Slotted, knurled thumbscrews provide a quick, secure attachment to your device. Color-coded wiring simplifies troubleshooting. Features Create Customized Serial Cable Configurations DB9 to RJ45 adapter allows serial signal to be transmitted over twisted-pair cable Connects terminals, serial printers, modems, POS and other serial devices to Cat5e/6 cabling Converts DB9 female connection to RJ45 female connection Connects dumb desktop terminals to central patch or directly to MUX Color-coded wires to simplify troubleshooting Slotted, knurled thumbscrews for easy, secure attachment Ideal for modular RS-232, RS-422 and RS-485 serial connections