How to Convert Multiple EF3 Files to DXF?
1. Download and Install reaConverter
reaConverter is a standalone Windows app — download, install, and start converting EF3 files in under two minutes.
2. Load your EF3 files
Load your EF3 drawings into reaConverter. No AutoCAD needed, the software reads CAD files independently.
Browse for files, drag them in, or add entire folders at once. reaConverter queues everything automatically.

3. Select DXF as output format
Select DXF as output format. Adjust scale and quality settings to get the right output for your CAD drawings.

4. Start EF3 to DXF conversion
Start the conversion with one click. reaConverter handles everything and notifies you when it's done.

When the batch finishes, your DXF files are ready in the destination folder you chose earlier.




