I have two of them running in my Netgear ReadyNAS Duo. They are doing well so far. XX:9QM2R***:ST3500320AS:N/A:SD15:N/A:N/A:Oct2008:N/A:OEM:thlickish:Germany:fine XX:5QM24***:ST3500320AS:N/A:SD15:N/A:N/A:Oct2008:N/A:OEM:thlickish:Germany:fine If Part No, DataCode and SiteCode are important information, I can add them later.