AVC Db04028b12u 4028 12v 0.66a 4cm 4-Wire PWM Server Fan

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Condition: Refurbished
Origin: CN(Origin)
Application: Computer Case
Package: Yes
Compatible CPU: yes
Fan Life: 40000 hrs
Lines: Photos
Heatsink Material: Plastic

 Brand: Taiwan AVC Qihong
producer: Taiwan Qihong Technology Co., Ltd.  Model DB04028B12U size 40 x 40 x 28mm bearing: Double ball bearing interface 4-wire interface voltage: 12V current: 0.66A power: 7.92W operating voltage: 7.0-13.4V maximum rotation speed 15000rpm ?? 10% heatsink noise 54 dB the maximum air flow: 23.78 CFM (cubic feet per minute) = 0.673 m3 /min (cubic meters per minute) maximum wind pressure: 1.32 inH2O (inch/water column) = 33.65 mmH2O (mm/water column)
frame for fan: injection molding, PBT +30% Glass fiber + VO grade flame retardant
fan blade: Injection Molding once, PBT +30% Glass fiber + VO grade flame retardant
fan rotation direction: from the direction of the fan blade, it is counterclockwise running
temperature:-20 degrees Celsius to +70 celsius storage temperature:-40 degrees Celsius to +80 degrees Celsius
power supply range: positive and negative of rated power supply15%
insulating electronic resistance greater500 mohm
working life: ambient temperature25 degrees100000 hours