Fan model: C80V12BS1AJ-5Apparent size: 80*80*89MMScrew hole spacing: 71.5mmBearings: high-precision double ball bearingVoltage: 12VCurrent: 4.68APower: 56.16WSpeed: 9300/9650RPMNoise: 71dBAir volume: 138CFM 3.92m3/minMaximum static pressure: 646 Pa 2.6 inchH2/0Cord length: 10cmConnection: 8P interface supports 8 line speed PWM speed controlFan frame: injection molding, PBT+30% fiberglass VO grade flame retardantBlades: injection molding, glass fiber +VO PBT+30% grade flame retardant.Fan rotation direction: from the fan blade direction to counterclockwiseOperating temperature:-10 c to + 70 degrees cStorage temperature:-40 degrees c to + 70 degrees CelsiusPower range: rated power supply plus or minus 15%Insulation resistance: more than 500 mohmWithstanding voltage: eign exchange leakage current 0.5mA 500V/1 minutesOperating life time: when the ambient temperature is 25 degrees to 80,000 hoursScope of application: industrial equipment such as converterNet weight: 490gEach fan to send 2 fences and 8 screws.