PrintDry Pro 3 Spool Upgrade STL Download

Upgrade your PrintDry Pro 3 from 2 spools to 3.

This STL upgrade lets you fit three filament spools inside your PrintDry Pro 3 while making spool loading faster and easier. The simple rail system replaces the factory stopper setup, making it easier to load and remove spools.

This is a digital STL download only. No physical product will be shipped.

What’s Included

• PrintDry_Rails_PreOriented.stl
• PrintDry_EndPieces_PreOriented.stl
• PrintDry 3-Spool Quick Start Guide (PDF)

Features

• Expands PrintDry Pro 3 capacity from 2 spools to 3
• Makes spool loading and removal faster and easier
• Pre-oriented STL files for easier printing
• Simple rail system replaces the factory stopper setup
• Designed and tested specifically for the PrintDry Pro 3

Recommended Materials

• PETG: Recommended for most users
• Polycarbonate: Best for higher-temperature drying
• ASA / ABS: Good alternatives
• PLA: Not recommended for long-term heat exposure

Important Notes

• Designed and tested for the PrintDry Pro 3
• PrintDry Pro 4 compatibility has not been tested
• If printing filament directly from the PrintDry unit, reinstall the original factory spool support system
• Using the original center drying rack for desiccant reduces capacity back to 2 spools

Digital File License

This purchase is for personal use only. Redistribution, resale, sharing, or commercial distribution of the STL files is not permitted.

Need Help?

If you have questions, printing issues, or setup problems, send me a message. I’m happy to help.