newegg offers the Antec TriCool 3-Speed Adjustable 92mm Case Fan
, model no. 761345-75092-9, for $6.99. This $5 mail-in rebate
makes it $1.99
. With free shipping
, that's the best price we could find for a 92mm case fan by $4. It features a max rpm of 2,200 plus 3- and 4-pin connectors. Rebate ends July 8.