Datasheet

2
0.264
0.287
0.312
0.338
0.26
0.28
0.3
0.32
0.34
4500 4000 3500 3000
Fan Speed (RPM)
Thermal Resistance (°c/w)
30
35
40
45
Noise Level (dBA)
R-th
Noise
• Rated Airflow:
o At Duty Cycle 0~20%: 10.12 CFM
o At Duty Cycle 50%: 25.30 CFM
o At Duty Cycle 100%: 45.56 CFM
• Rated Static Pressure:
o At Duty Cycle 0~20%: 0.185mm-H
2
O
o At Duty Cycle 50%: 1.156mm-H
2
O
o At Duty Cycle 100%: 3.746mm-H
2
O
• Rated Acoustical Noise:
o At Duty Cycle 0~20%: 13.14 dBA
o At Duty Cycle 50%: 33.04 dBA
o At Duty Cycle 100%: 45.8 dBA
• Lead Wire Pin Out:
o Pin#1-Black(-)
o Pin#2- Yellow(+)
o Pin#3- Green(Tachometer/ Signal Output)
o Pin#4- Blue (PWM)
Performance Chart, K785 Thermal Resistance VS. Cooling Fan Speed & Noise