ELEGOO Mars 3 Ultra

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Set Alert for Product: ELEGOO Resin 3D Printer, Mars 3 MSLA 3D Printer with 6.66 inches Ultra 4K Monochrome LCD and Ultra-high Printing Accuracy, Print Size 143×89×175mm/5.62×3.5×6.8in - $179.99
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Lightweight and sturdy construction makes the ELEGOO Mars Pro LCD MSLA 3D printer with air purifier a natural evolution of the famed ELEGOO Mars line of printers. Having created an excellent printer already, the company focuses on quality of life and detailed improvements with this generation.

Last updated on May 19, 2024 3:41 pm

Elegoo Mars 3 Resin Printer

The world of 3D printing is a place where entrepreneurs of all kinds work and create a myriad of printed creations for numerous purposes and occasions.  Along with the wide variety of 3D projects come an equally wide array of machines and accessories.  One great product that meets a particular niche need is the Elegoo Mars 3 printer.  This compact desktop-style printer is ideal for hobbyists, those just getting started, and for small time printing companies.  Are you in need of a reliable, compact 3D printer?  Check out this amazing printer by Elegoo.

The printer comes with an Ultra 4K Monochrom LCD light and can be relied on for high accuracy printing. This Elegoo printer has a 37% higher XY accuracy that is greatly improved from the earlier model Mars 2. It’s XY resolution is up to 35 microns. When doing resin printing, you are able to have high printed model details and won’t need to do extensive post-print finishing as with a FDM printer. With the Mars 3, you benefit from having in your hands a resin 3D printer that gives you higher printing efficiency, a more precise printing dimensional accuracy, less maintenance, and a more stable performance than with other similar size printers.

Technical Features

Here are the technical details of the Elegoo Mars 3 Ultra 3D printer:


Printer Type: Resin 3D Printer

Material: Aluminum and plastic

Printer Dimensions: 22. 44 in (0.57 meter) x 11.02 in (0.28 meter) x 11.81 in (0.3 meter). As can be seen, it has a small footprint.

Weight: 15.543 lbs (7.05 kg)

Build Plate: It is equipped with a sandblasted build plate. The build platform has a handy Allen screw for quick adjustments and cleaning.

Print Size: 5.62 in x 3.5 in x 6.8 in (143 mm x 89 mm x 175 mm)

Distinctive Features of the Mars 3 Ultra 4K Mono LCD

Higher Resolution and Output

This printer is Elegoo’s first mSLA high-resolution desktop 3D printer. It operates with a 6.66-inch monochrome LCD with an Ultra 4K HD resolution. This enables a 30% higher XY resolution at 35μm and a 37% higher build volume.

The Release Film 2.0

This new design offers less release tension. This feature protects the small supports added to your print and the lower release tension protects the integrity of your model. You will find this to be a plus when printing detailed models and wanting high printing accuracy.

Optimized Heat Sink System Unit

The printer uses copper tubes in the heat sink unit, accompanied by a high-quality cooling fan. This setup dramatically improves its heat dissipation performance. Another plus of this design is that the heat dissipation structure reduces light decay to less than 5% after 6000 hours of use. This greatly extends the longevity of the UV LED lights.

Upgraded Light Source Structure

The Elegoo printer features an improved light source. It integrates 36 LED lights with a powerful COB light source, and a free-form surface to promote light uniformity. This upgrade makes possible 90% uniformity of the UV illumination. This also increases print accuracy.

The printer comes with an instruction manual The resin tank is pre-installed and is made of anodized aluminum for long-term use. The extra lid greatly optimizes keeping dust, UV light, direct sunlight from compromising the high quality resin. An additional plus is that it comes with a one-year free trial subscription to Elegoo’s proprietary ChiTuBox Pro Slicing software. The software has an automatic support algorithm, which optimizes the quality of your printing projects and increases your printing volume. The Mars 3 is also compatible with the Lychee Slicer software.

Who Is Elegoo?

Elegoo is the producer of the Elegoo Mars series. It is an open-source hardware and software company specializing in developing and marketing Arduino electronic kits. The company is located in the Shenzhen region, widely known as the Chinese Silicon Valley. The name for Elegoo comes from the word “goo” which comes from the word googol. Googol means the 100th power of 10 (1 followed by 100 zeros), referring to the large number of high print quality models produced by 3D printers. To the people at Elegoo, their brand implies the coming together of open-source electronics and structures and unlimited potential for creating practically anything.

Specification: ELEGOO Mars 3 Ultra



Build volume


Printer SIze


Layer Resolution


XY Resolution

4098 x 2560

Printing Speed (mm/h)


File Transfer

USB Stick

Screen size

3.5 Inch Touch Screen

Air Filtration

Not Include

Rated Power


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