I am not sure, if this is enough - this card draws 9,8W and the heat sink is very small...
The Adaptec HBA 1000-8i (my first choice) has two little holes to mount a 40mm fan on it, but the LSI doesn't have holes on the heat sink - so no mounting of a fan...
Bad, because the Adaptec isn't available.
EDIT: There are two holes on the controller so i could construct a frame for a fan - lets see