Dynatron 

Dynatron K985 3U&Up CPU Fan For Intel Socket 1155/1156

Mfg Part Number:  K985  
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Price: $55.81 + Free Shipping
Quantity:
In Stock: 7
Last Updated: Dec 04, 2025
No Sales Tax except these states
, PO and Wire.
Main Specification
General Information
Manufacturer Dynatron Corporation
Manufacturer Part Number K985
Manufacturer Website Address http://www.dynatron-corp.com
Brand Name Dynatron
Product Model K985
Product Name K985 Cooling Fan/Heatsink
Package Type Retail
Product Type Cooling Fan/Heatsink
Fan Information
Number of Fans 1
Fan Bearing Type Dual Ball Bearing
Fan Speed (Max) 2500 rpm
Maximum Airflow 46.96 CFM
Airflow Details

1 x 46.96CFM

Heatsink Information
Compatible Intel Socket H3 LGA-1150
Compatible Intel Socket H2 LGA-1155
Compatible Intel Socket H LGA-1156
Interfaces/Ports
Connectors 4-pin PWM
Power Description
Input Voltage 12 V DC
Physical Characteristics
Heatsink Material Copper
Heatsink Material Aluminum
Form Factor Internal
Maximum Fan Diameter 3.62"
Fan Diameter Details

1 x 92mm

Height 2.9"
Width 4.2"
Depth 4.2"
Weight (Approximate) 1.10 lb
Miscellaneous
Compatibility Intel Sandy Bridge Xeon Processors:
  • 1220
  • 1220L
  • 1225
  • 1230
  • 1235
  • 1240
  • 1245
  • 1260L
  • 1270
  • 1275
  • 1280
Application/Usage Processor
Certifications & Standards UL
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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