PES to SUN conversion is the process of transforming an embroidery design file in Brother/Bernina PES format into the SUN format used by Tajima-compatible embroidery machines and software. This conversion maps stitch data, thread colors, and object sequencing so the design can be read and stitched correctly by SUN-compatible systems.
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Practical guides to help you choose formats, preserve quality, and avoid common conversion problems.
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Read guide →Drag your .PES file from your computer or use the browse function.
Confirm .sun as the selected destination format.
Click "Convert" and download your converted .SUN file once ready.
PES files typically have the MIME type application/octet-stream and contain stitch data with color changes and thread information. SUN files also use application/octet-stream MIME type but are formatted to fit Sunstar embroidery machine specifications. Both formats encode embroidery patterns but differ in structure to suit their respective machines.
The SUN (.SUN) format is commonly used for image. Understanding its characteristics can be helpful when converting to or from other formats like PES.
While specific technical details aren't available here, SUN files generally serve the purpose of storing image effectively within their domain.
Our Online PES to SUN Converter allows you to seamlessly convert your embroidery design files from PES format to SUN format. Whether you are a designer or hobbyist, this tool provides a fast and user-friendly solution for all your file conversion needs.
PES files are widely used embroidery design files compatible with Brother machines, supporting detailed stitch information. SUN files are specific to certain Sunstar embroidery machines and offer optimized stitching for those devices. Converting PES to SUN enables designers to use their creations across different machine platforms efficiently.
Keep source PES files under 10MB for faster upload and preview; very large designs (>50MB) may require desktop conversion tools for best performance.
To preserve quality, avoid aggressive stitch reduction; choose an option to retain original stitch density when available.
For batch conversions, group PES files with similar hoop sizes and thread counts to reduce required manual adjustments.
Note format limitation: SUN files are primarily machine instructions and may not retain advanced object metadata (layer names or software-specific effects) from PES.
This converter saved me hours by quickly converting my PES files to SUN.
Emily R.
Embroidery Artist
I love how simple and reliable this online tool is for my embroidery projects.
Mark L.
Hobbyist
Great quality conversions that maintain all the stitch details I need.
Jenna P.
Small Business Owner
Start your free PES to SUN conversion now.
Drag your file here to to upload.
Up to 250MB
If your design uses custom thread libraries, convert or map thread colors before export to avoid color mismatches on SUN output.