The HP QL225A is a 3PAR data cache memory module consisting of three 2GB DIMMs (6GB total capacity) designed for HP 3PAR StoreServ storage arrays. This refurbished component provides additional write cache capacity to improve I/O performance and reduce latency in enterprise storage environments. The module integrates seamlessly with existing 3PAR systems, supporting higher transaction throughput and concurrent workload handling. Typical applications include virtualized datacenter storage, high-performance database environments, and I/O-intensive enterprise applications requiring accelerated cache operations. The QL225A is compatible with 3PAR generation systems and requires standard installation procedures. This unit has been tested and is guaranteed functional; available via quote.