What number you have top of the fans (next to the CE-mark)?
I have two pieces 8X161A and one 8X151A. And i know there is also 8Y131A (and maybe some other "versions").
I noticed that 8X151A need more voltage to start to spin. And that fan also make little louder noise than 8X161A fans.
Last edited by HSJ; 07-02-2009 at 10:15 AM.
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