The 213807-001 Compaq 9‑Pin DB9 F‑F Serial Cable is a genuine replacement part designed for use with Compaq computer systems and peripherals that require a standard RS‑232 serial interface. Featuring a 9‑pin DB9 connector on each end, both terminated with female (F‑F) contacts, the cable provides reliable, bidirectional data transmission for legacy devices such as printers, modems, and industrial equipment. Constructed with durable shielding to minimize electromagnetic interference, it maintains signal integrity over typical cable lengths. This cable is an OEM‑specified component, ensuring proper fit and compatibility with original Compaq hardware configurations.