Noctua CPU Cooler NH-L9I Low Profile Quiet LGA1150/1155/1156 NF-A9x14 PWM Fan Electronic Consumer Electronics Socket Compatibility LGA1150, LGA1155, LGA1156 Material Copper (base and heat-pipes), aluminum (cooling fins), soldered joints nickel plating Fan Compatibility 92 x 92 x 14mm, 92 x 92 x 25mm Scope of Delivery NF-A9x14 PWM premium fan Low-Noise Adaptor (L.N.A... s-NH-L9I