Sanyo Denki SanAce40 ( Model# 109P0412J3013 ): 40x40x28mm 16.24CFM 44dBA DC12V 0.35A 3-wire cooling fan for Router, 1U and Blade Servers SanAce40_109P0412J3013Regular price: $15.00Sale price: $12.00 Sanyo Denki ( Model# SanAce40 ): 40x40x28mm cooling fanA popular 40x40x28mm cooling fan for 1U and Blade servers. Fan guard is built-in with 6-inch cable and 3-pin sensor connector (to your server board or device to mount this fan - depending on your chassis.)