FLSUN S1 – Industrial-Grade High-Speed 3D Printer (FFF/FDM, 350°C Hotend, Ø320×430 mm)

The FLSUN S1 is the ideal solution for large-scale prototyping and small batch production. With a massive cylindrical build volume of Ø 320 × 430 mm, print speeds up to 1200 mm/s, and 40000 mm/s² acceleration, it sets new benchmarks in high-performance additive manufacturing.

Built for Productivity & Performance

• ✅ 110 mm³/s Flow Rate – Perfect for rapid extrusion of demanding filaments.
• ✅ 350°C All-Metal Hotend – Handles high-temperature materials with ease.
• ✅ Quiet Operation – Operates at just 55 dB for a peaceful work environment.

Reliability that Meets Industrial Demands

Robust mechanical design with modular layout separates the effector, housing, and motion components—making maintenance easy while maximizing uptime.

Print a Wide Range of Materials

This versatile machine supports everything from PLA, PETG, ABS, to PPS and PPS-CF/GF—perfect for tough, chemically resistant applications.

Smarter Printing with Algorithm 2.0

Precision and consistency are redefined with:

• Filament detection enhancements
• Automatic bed leveling
• Real-time flow calibration
• Pressure Advance compensation

Additional Highlights:

• ✔ 95% Pre-Assembled – Get started quickly with minimal setup
• ✔ Intelligent Cooling – Maximizes performance with low noise
• ✔ Power Loss Recovery – Resume printing after outages
• ✔ HEPA + Carbon Filter – Ensures clean air while printing technical materials
• ✔ Heated Filament Chamber – Improves filament quality and print consistency
• ✔ Built-In Camera – Monitor your print in real-time
• ✔ Smart Zone Heating – Saves energy via precise thermal control
• ✔ 16 GB EMMC Storage – For faster processing and data saving
• ✔ FLSUN World App – Remote control, alerts, diagnostics, and more
• ✔ AI Spaghetti Detection – Early warning system for failed prints

Note:

Supports 1 kg internal filament spools. For heavier spools, external mounting is required.

Unlock industrial productivity – get the FLSUN S1 now.