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The Elegoo Saturn 4 Ultra is a large-format MSLA resin printer built around a 16K monochrome LCD, the highest resolution in the Saturn 4 Ultra line. A dual linear rail Z-axis keeps tall prints steady and layer lines fine, and the monochrome screen cures each layer faster than older color LCDs. It runs any standard 405nm resin, so you are not tied to Elegoo's own bottles. It suits miniature painters, jewelry modelers and prop makers who want fine detail on a mid-size build plate, and it competes with other large mono-LCD resin printers on resolution and Z-axis rigidity rather than on ecosystem lock-in.
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Lowest price we've seen: $321.00 on Nov 15 at Filaments.ca. Tracked across 9 stores since Nov 15.
Owners of the Saturn 4 Ultra line praise the fine detail from the high-resolution monochrome screen and the steady Z-axis on tall prints. Most criticism centers on the resin workflow itself: fumes, cleanup and the learning curve.
The Elegoo Saturn 4 Ultra is an MSLA resin 3D printer built for detail-focused work such as miniatures, jewelry masters and display models. It has a 16K monochrome LCD, the highest resolution in the Saturn 4 Ultra range. The monochrome screen cures layers faster than conventional screens.
The Z-axis uses dual linear rails for smooth, precise vertical movement and minimal layer lines on tall models. The printer is operated through a touchscreen interface.
It works with standard 405nm UV photopolymer resins and is not locked to one brand. Elegoo Water-Washable Resin is listed as compatible. Uncured resin is a skin and eye irritant, so use nitrile gloves, work in a well-ventilated space and follow proper resin disposal procedures.
