40.040.0148.0
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Interactive 3D model of 40x40x20 mm Heat Sink

Everything else

40x40x20 mm Heat Sink

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Bounding box
40.0 × 40.0 × 148.0 mm
Engine
Precision B-rep
Parameters
6
Published
November 2, 2026

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The prompt

design a industry grade 40 by 40 by 20 mm heat sync for ic coolinghaving parallel equally spaced equal thickness fins

Parameters

NameValueRange
Base Width40 mm20 – 100
Base Length40 mm20 – 100
Total Height20 mm10 – 50
Base Thickness4 mm1 – 10
Fin Thickness2 mm1 – 5
Number of Fins92 – 20

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

40x40x20 mm Heat Sink - Free CAD Model (STEP, STL) | TextoCAD