This fan is the equivalent spec with PFB1212UHE-F00, only with PWM control. PWM fan connector you can let your motherboard keep this fan running at minimal speeds and still have the high end for those times when you really need it.
Manufacture:
Brand: Delta
Part Number: TFC1212DE-PWM
Size / Dimension: 120mm x 120mm x 38mm
Rated Voltage: 12V DC
Rated Current: 3.9 Amp
Fan Speed: 5500 RPM (Revolutions per minute)
Maximum Air Flow: 252.8 CFM (Cubic feet per minute)
Noise Level: 66 dBA Maximum
Air Pressure: 35.88 mmH2O
Bearing Type: Dual Ball
Power Connector: 4 Pin
Unit Weight 0.66 lb ( 10.5 oz)