PNGKNYOCN DB9 to DB25 Conversion cable RS232 female to DB25 male null modem serial parallel printer cable for DTE PC Mac Linux data transmission communication（1.5M）

• DB9 to DB25 serial cable is specifically designed to connect serial devices of both older and newer models. It effortlessly links your computer (DTE device) to modems, serial printers and similar equipment (DCE devices), resolving the fundamental issue of interface incompatibility.
• Our serial cables enable two DTE or DCE devices to communicate without the need for a modem, facilitating reliable data transfer, file sharing and serial port communication. They are the ideal solution for engineers and technicians.
• Cable features a high-quality shielding layer that effectively resists electromagnetic interference, ensuring stable and accurate data signal transmission. Its thickened PVC outer sheath offers enhanced resistance to abrasion and tensile stress.
• DB9 female to DB25 female serial port pin definitions: DB9 pin 1 to DB25 pin 8, DB9 pin 2 to DB25 pin 3, DB9 pin 3 to DB25 pin 2, DB9 pin 4 to DB25 pin 20, DB9 pin 5 to DB25 pin 7, DB9 pin 6 to DB25 pin 6, DB9 pin 7 to DB25 pin 4, DB9 pin 8 to DB25 pin 5, DB9 pin 9 to DB25 pin twenty two.
• Widely applicable for connecting serial printers, CNC machine tools, router/switch consoles, laboratory equipment, and various professional scenarios requiring RS232 serial interfaces, with excellent compatibility.

1. Product Name: DB9 to DB25 Zero Modem Serial Cable. 2. Cable Length: 140cm / 4.5 feet. 3. Pin Assignment: DB9 Pin 1 to DB25 Pin 8, DB9 Pin 2 to DB25 Pin 3, DB9 Pin 3 to DB25 Pin 2, DB9 Pin 4 to DB25 Pin 20, DB9 Pin 5 to DB25 Pin 7, DB9 Pin 6 to DB25 Pin 6, DB9 Pin 7 to DB25 Pin 4, DB9 Pin 8 to DB25 Pin 5, DB9 Pin 9 to DB25 Pin 2. 4. Product Function: Commonly used to connect a computer's 9-pin serial port (COM port) to parallel printers or other peripherals featuring a DB25 interface. An ideal solution for connecting traditional printers, plotters, industrial control equipment, and network hardware (such as switches, routers' console ports). 5. Premium Materials: The cable's outer sheath employs high-quality PVC material, offering both abrasion resistance and flexibility. Internal twisted-pair conductors and an aluminium foil shielding layer effectively resist electromagnetic interference, ensuring signal integrity and stability. Robust nickel-plated connectors provide corrosion resistance and withstand frequent plugging and unplugging. 6. Broad Compatibility: This DB9 (male) to DB25 (female) null modem cable is specifically designed for connecting DTE (Data Terminal Equipment, such as desktops or laptops) to DTE devices. It is fully compatible with PCs running Windows, Mac OS, Linux, and other operating systems, meeting diverse communication requirements. 7. Packaging Contents: 1 x DB9 (male) to DB25 (female) null modem serial cable