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ThinkStation C20/C20x Series Heatsink - Overview

Features and specifications

Lenovo ThinkStations based on the Intel Xeon platforms deliver an expert workbench experience, where complex data sets are transformed into actionable design information.

Adding a second Intel Xeon processor to your ThinkStation C20, C20x Series system helps boost your system's performance for advanced compute-intensive multithreading applications such as Digital Content Creation, advanced 3D CAD visualization, and High Performance Computing.

In environments where second processor ThinkStation configurations are popular, Lenovo heatsink options not only provides quiet, reliable cooling for Xeon CPUs under all operating loads, but also provide greater flexibility and choice for the ThinkStation customer.

With the Lenovo second processor heatsink option, ThinkStation customers have the ultimate freedom to choose the best processor at the best price.

Technical information:

  • Rated  Voltage: 12.0 ±10% VDC
  • Operation Voltage: 7.0 to 13.2 VDC
  • Input Current: 0.23 (MAX. 0.50) A
  • Input Power: 2.76 (MAX.6.00) W
  • Speed (Ref): 4500±10% RPM
  • Maximum Airflow (CFM): 43.37 CFM
  • Maximum Air pressure (IN H2O): 8.09 mm- H2O
  • Acoustical Noise (Avg.): 50.25 dB-A
  • Operating Temperature: -10 To +60 deg C 
  • Storage Temperature: -40 To +70 deg C
  • Relative Humidity: 15 To 85% RH
  • Life Expectance: 40,000 Hours Continuous Operation at at 40 deg C With 15-65% RH

Physical Specifications:

  • Fansink for C20, C20x:
    • Height: 121.00 mm  (4.76 in)
    • Width: 93.52 mm (3.68 in)
    • Depth: 146.47 mm (5.77 in)
    • Weight: 0.47 kg (1.03 lbs)



3 years – Customer Replaceable Unit (CRU) Service

  • Announce date: 10 Jan 2012 (Worldwide)
  • Availability date: 13 Jan 2012 (Worldwide)


Hardware requirements
Machine Type - Models
ThinkStation C20, C20x



When installing the heatsink for the processor of ThinkStation, the heatsink model must match the ThinkStation model.  The right Option PN of the ThinkStation C20, C20x  Series Heatsinks is 0A65720.



Time: Approximately 10 minutes

The following Lenovo Support documents provide information to install Heatsinks. 


  • C20/C20x Fansink
  • Setup Poster 


Agency approvals



Additional product information
Service parts - Parts listing for your product
Lenovo Support: ThinkStation Workstation Reference List - A list of other options for ThinkStation sytsems

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

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Document ID : PD022483
Last Updated :
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