CPU Socket. 1155/1156/1150. CPU Support. LGA 1155: Intel 3rd Generation Core i3/i5/i7 Desktop Processor. LGA1156: Previous Generation Core i3/i5/i7 Desktop Processor. Solution. Mini-ITX Form Factor 1.5U and Up. Material. Aluminum 6063-T5 Extruded Radial Fin Heatsink. Fan Dimensions. 92 x 25.0 mm. Speed. At Duty Cycle 20%: 1000 RPM. At Duty Cycle 50%: 1800 RPM. At Duty Cycle 100%: 2500 RPM. Bearing. 2 Ball Bearing. Rated Voltage. 12V. Power. At Duty Cycle 20%: 0.72 W. At Duty Cycle 50%: 1.8 W. At Duty Cycle 100%: 3.6 W. Air Flow. At Duty Cycle 20%: 14.98 CFM. At Duty Cycle 50%: 33.8 CFM. At Duty Cycle 100%: 46.96 CFM. Noise Level. At Duty Cycle 20%: 14.7 dBA. At Duty Cycle 50%: 22.7 dBA. At Duty Cycle 100%: 29.8 dBA. Air Pressure. At Duty Cycle 20%: 0.29 mm-H2O. At Duty Cycle 50%: 1.544 mm-H2O. At Duty Cycle 100%: 2.98 mm-H2O. Lead Wire Pin Out. Pin1-Black (-). Pin2-Yellow (+). Pin3-Green (Techometer/Signal output). Pin4-Blue (PWM). Item Dimension (LxWxH). 3.66 x 3.66 x 2.64. Weight. 0.62 lb. Warranty Information. 1 Year.