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Elegoo Neptune 4 (Ultra)
Review, modifications, and deep dive into the Elegoo Neptune 4 Ultra — pushing a consumer printer to its limits with custom upgrades.
Overview
The Elegoo Neptune 4 Ultra came with big promises out of the box. This project covers the full experience — unboxing, testing, modding, and pushing it to see what it can really do.
What Was Covered
- Out-of-box experience and first prints
- Print quality analysis at various speeds
- Firmware exploration and configuration
- Hardware modifications and upgrades
- Comparison with other printers in the same price range
Modifications Made
- Custom cooling duct for improved overhang performance
- Belt tensioning improvements
- Firmware tuning for better input shaper results
- Various quality-of-life mods
Verdict
A solid printer for the price point, especially after a few key modifications. Check the videos for the full breakdown.