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  • Dimension: 94.0 x 87.5 x 67.7mm
  • Weight: 460g ± 5g
  • Material: Copper Base & Aluminum Fins with Heat pipes embedded
  • 7720 Top-Down Blowing Fan
  • Captive with Screw-on Retention
  • Finger Guard Protection
  • Back Strip Set is included
  • Thermal Grease Pre-Printed with GE-Toshiba TIG830SP
  • Support CPU Power up to 95 Watts
Fan Specifications
  • Dimension: 77 x 77 x 20mm
  • Bearing: Double-Ball
  • Rated Voltage: 12V
  • Rated Speed:
    • At Duty Cycle 0~20%: 1000 RPM
    • At Duty Cycle 50%: 2500 RPM
    • At Duty Cycle 100%: 4500 RPM
  • Rated Input Power:
    • At Duty Cycle 0~20%: 0.84 W
    • At Duty Cycle 50%: 1.44 W
    • At Duty Cycle 100%: 6.0 W
  • Rated Airflow:
    • At Duty Cycle 0~20%: 10.12 CFM
    • At Duty Cycle 50%: 25.30 CFM
    • At Duty Cycle 100%: 45.56 CFM
  • Rated Static Pressure:
    • At Duty Cycle 0~20%: 0.185mm-H2O
    • At Duty Cycle 50%: 1.156mm-H2O
    • At Duty Cycle 100%: 3.746mm-H2O
  • Rated Acoustical Noise:
    • At Duty Cycle 0~20%: 13.14 dBA
    • At Duty Cycle 50%: 33.04 dBA
    • At Duty Cycle 100%: 45.8 dBA
  • Lead Wire Pin Out:
    • Pin#1-Black(-)
    • Pin#2- Yellow(+)
    • Pin#3- Green(Tachometer/ Signal Output)
    • Pin#4- Blue (PWM)
CPU Socket Intel® Core™ i5 I5-750; Xeon® Processor 3400 Series; Core™ i7 Processors I7-870 & I7-860
CPU Support LGA1156
Solution 2U Server & Up
Dimension 94.0 x 87.5 x 67.7mm
Weight 460g ± 5g
Material Copper Base & Aluminum Fins with Heat pipes embedded
Fan Dimension 77 x 77 x 20mm
Speed At Duty Cycle 0~20%: 1000 RPM
At Duty Cycle 50%: 2500 RPM
At Duty Cycle 100%: 4500 RPM
Rated Voltage 12V
Bearing 2 Ball Bearing
Power At Duty Cycle 0~20%: 0.84 W
At Duty Cycle 50%: 1.44 W
At Duty Cycle 100%: 6.0 W
Air Flow At Duty Cycle 0~20%: 10.12 CFM
At Duty Cycle 50%: 25.30 CFM
At Duty Cycle 100%: 45.56 CFM
Noise Level At Duty Cycle 0~20%: 13.14 dBA
At Duty Cycle 50%: 33.04 dBA
At Duty Cycle 100%: 45.8 dBA
Air Pressure At Duty Cycle 0~20%: 0.185mm-H2O
At Duty Cycle 50%: 1.156mm-H2O
At Duty Cycle 100%: 3.746mm-H2O
Lead Wire Pin Out Lead Wire Pin Out
Pin1-Black (-)
Pin2- Yellow(+)
Pin3-Green (Techometer/Signal output)
Pin4-Blue (PWM)

*All product specifications and product image/catalog are subject to change without notice.


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CPU Cooler Specifications
Recommend for Intel® Core™ i5 I5-750; Xeon® Processor 3400 Series; Core™ i7 Processors I7-870 & I7-860; Socket LGA1156.
Active Cooler for 2U Server & Up.

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Dynatron K555 LGA 1156

  • Brand: Dynatron
  • Product Code: K555
  • Availability: Please contact us
  • ¥5,434

  • Ex Tax: ¥4,940

Tags: Dynatron K555 LGA 1156