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Original Prusa MK4S 3D printer

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Original Prusa MK4S

Bedslinger · Open frame · MMU ready

The Original Prusa MK4S is a bed-slinger, open-frame FDM 3D printer with a 250 x 210 x 220 mm build volume. It suits makers who want multi-color prints through Prusa MMU.

Edition

Current offers

Specifications

Source: Prusa specifications (opens in a new tab). Verified against manufacturer documentation (October 19, 2026).

Original Prusa MK4S specifications
SpecificationValue
Build volume250 x 210 x 220 mm (9.8 x 8.3 x 8.7 in)Verified against manufacturer documentation (October 19, 2026)
Motion systemBed-slinger (moving bed)Verified against manufacturer documentation (October 19, 2026)
EnclosedNoVerified against manufacturer documentation (October 19, 2026)
Maximum nozzle temperature290°CVerified against manufacturer documentation (October 19, 2026)
Maximum bed temperature120°CVerified against manufacturer documentation (October 19, 2026)
Maximum speedNot verified
Filament diameter1.75mmVerified against manufacturer documentation (October 19, 2026)
NozzleHigh-flow Prusa Nozzle brass CHT 0.4mmHardened nozzle available from the manufacturerVerified against manufacturer documentation (October 19, 2026)
Direct drive extruderYesVerified against manufacturer documentation (October 19, 2026)
Multi-material systemPrusa MMUVerified against manufacturer documentation (October 19, 2026)
Supported materialsPLA, PETG, Flex, PVA, PC, PP, CPE, PVB and when using the Original Prusa Enclosure with filtration add-on ABS, ASA, HIPS, PAVerified against manufacturer documentation (October 19, 2026)
Bed levelingAutomaticVerified against manufacturer documentation (October 19, 2026)
ConnectivityWi-FiVerified against manufacturer documentation (October 19, 2026)
Release year2024Verified against manufacturer documentation (October 19, 2026)

Starter filament

Standard PLA in the filament size this printer takes. Complementary suggestions, not part of the printer offer.

Accessories listed for this printer

Nozzles and plates whose maker lists this exact model, plus filament dryers. Complementary suggestions, not part of the printer offer.

All nozzles

Alternatives

Other printers with a verified price in the same budget band.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.