The Snapmaker U1 targets an expensive part of multicolor printing: repeatedly unloading, loading and purging filament through a shared nozzle. With four independent tool heads and a listed retail price of $999, it offers a different route, swapping the printing hardware instead of the filament.
Snapmaker took the U1 to Kickstarter with a simple pitch: with no filament to unload and reload, a color change becomes a quick swap between tool heads.
Four dedicated nozzles cut the cost of color changes
Each U1 tool head has its own filament path, direct-drive extruder and nozzle. Inactive heads park at the back of the machine, with nozzle-rest pads intended to limit oozing. Heads remain warm as needed, reducing delays when they return to work.
That does not make the U1 waste-free. Snapmaker describes its approach as “Zero Purge,” but the printer still produces a small prime tower. Its purpose is to prepare the nozzle for a clean restart rather than flush one color out before introducing another.
CoreXY hardware with automatic tool alignment
The U1 is sold with all four heads rather than as a smaller configuration requiring later upgrades. Its principal specifications include:
- Build volume: 270 x 270 x 270 mm.
- Motion system: CoreXY with carbon-fiber X-axis rods.
- Maximum nozzle temperature: 300°C.
- Maximum bed temperature: 100°C.
- Build surface: heated, textured PEI flexible steel plate.
- Connectivity: USB, LAN and Wi-Fi.
- Interface: 3.5-inch color touchscreen.
Assembly is limited mainly to installing the heads, spool holders, tubes and cables, then removing shipping restraints. Automatic calibration includes bed leveling, tool alignment using an eddy current sensor and vibration testing for input shaping.
Snapmaker uses Klipper and an OrcaSlicer-based workflow, and LAN operation offers an alternative to cloud connectivity.
Abrasive filaments and ASA depend on the configuration
Material support is worth checking before buying. Snapmaker’s FAQ lists carbon-fiber and glass-fiber reinforced polymers under configurations with a top cover and hardened steel hotends, and places ASA among the materials supported with the top cover.
Kickstarter pricing and the separate top cover
Snapmaker’s campaign announcement listed a $749 Early Bird price, below the $999 retail figure. It also described a deposit-linked cashback promotion. Those were launch offers, not evidence of current availability or pricing.
The top cover is an additional purchase. That makes the intended material range, not just the headline printer price, an important part of choosing a U1 configuration.
Disclosure: This post was not sponsored in any way by the supplier. 3DPrintCore received no payment, free product or other compensation for it.
