128279-B21 Compaq 512MB 133MHz PC-133 ECC Registered CL3 168-Pin DIMM Memory Module

Enhance the reliability and performance of your legacy server with the Compaq 128279-B21 memory module. Built with industry‑standard ECC technology, this DIMM delivers error‑free operation and seamless compatibility with a wide range of enterprise workstations and servers that demand dependable memory solutions. The module’s registered architecture ensures stable, low‑latency performance, making it an ideal upgrade for systems that require robust data integrity and extended uptime. Whether you’re restoring an older platform or replacing aging components, this high‑quality memory offers a proven, cost‑effective solution that keeps your critical applications running smoothly.