Shown here are some of the features of Copal Electronics’ 3D CAD models. Engineers can access, preview, and download 3D CAD models and integrate the models into their own designs to reduce design time. 3D CAD files are available in over 70 formats such as AutoCAD, Autodesk, CATIA, Inventor, SolidEdge, and SolidWorks. 3D CAD files are also available in CAD neutral file formats such as SAT, STEP, and IGES.