3D Printer Elegoo Saturn 4 — 8K Resolution, Large Build Volume

ELEGOO Saturn 4 3D printer. The ELEGOO Saturn 4 is a resin MSLA 3D printer designed for professionals and hobbyists who need high-detail prints and reliable, user-friendly operation. It features a 10-inch 12K Mono LCD with 11520 × 5120 pixels (XY accuracy 19 × 24 µm), a COB light source with a collimating Fresnel lens, and a large build volume of 218.88 × 122.88 × 220 mm. The machine includes an automatic leveling system, a 3.5-inch resistive touchscreen, and a tempered glass-protected LCD for durable performance.

Advantages

The Saturn 4 provides very high XY resolution and uniform illumination (about 92%) thanks to its COB + Fresnel lens system, producing smooth surfaces and sharp details. Automatic bed leveling and an intelligent mechanical sensor simplify setup and reduce manual calibration. An integrated cooling system and ergonomic features—such as a quick-mount build plate and resin tank locking—improve stability and ease of maintenance. The printer is compatible with common resin types and supports popular slicing software.

Suitable for

• High-detail miniatures and figurines
• Prototyping detailed parts and small-batch production
• Dental models, jewelry patterns and hobby modeling
• Users seeking a balance of precision and ease of use

Key specifications

• Manufacturer: Elegoo
• Model: Saturn 4 (MPN 50.101.037300, EAN 6976021767939)
• Printing technology: MSLA (resin)
• Build volume: 218.88 × 122.88 × 220 mm
• Light source: COB + Fresnel lens
• XY resolution: 19 × 24 µm (11520 × 5120 pixels)
• LCD: 10-inch 12K Mono LCD, protected by 9H tempered glass
• Layer thickness: 0.01–0.2 mm
• Z-axis accuracy: 0.02 mm
• Printing speed: up to 70 mm/hour
• Touchscreen: 3.5 inches, resistive
• Connection: USB (offline)
• Compatible software: Chitubox, VoxelDance Tango, Autodesk Fusion
• Compatible resins: standard, waterproof, ABS-like and plant-based resins (most commercial resins)
• Net weight / Gross weight: 13.5 kg / 18.3 kg
• Dimensions: 327.4 × 329.2 × 548 mm
• Power: 100–240 V 50/60 Hz, 24 V 6 A

How to use

Place the printer on a stable, level surface and connect the power supply. Install the build plate and resin tank following the quick-mount and locking mechanisms, pour compatible resin into the tank, and prepare a sliced file using supported software (for example, Chitubox). Use the automatic leveling function and the one-click calibration to calibrate the build plate before printing. Start prints via the 3.5-inch touchscreen or from a USB drive; monitor the process and allow the cooling system to operate during long jobs. After printing, follow resin handling procedures: drain excess resin, clean the print in isopropyl alcohol, and perform post-curing as required by the resin manufacturer.

Usage recommendations

Operate the Saturn 4 in a well-ventilated area and use protective gloves and a mask when handling uncured resin. Keep the tempered LCD protective glass clean and avoid sharp tools directly on the screen. For consistent results, use recommended slicing settings for layer thickness and exposure time specific to your chosen resin and perform routine maintenance on the cooling and mechanical components.