Orginal 5cm AFB0512HD AFB0512HHD AFB0512LD AFB0512MD AFB0512VHD Cooling Fan 50*50*20mm Part Number REV Size Voltage Current Power Speed Air Flow Air Pressure Noise CMM CFM mmH2O inH2O dB (A) AFB0512VHD 50x50x20 12 0.16 1.92 7000 0.575 20.30 7.70 0.303 40.5