#1. FLSUN V400 3D Printer

Specifications
| Brand | FLSUN |
|---|---|
| Build Volume | 500 x 500 x 480 mm |
| Max Print Speed | 600 mm/s |
| Number Of Extruders | 2 |
| Supported Materials | PLA, PETG, TPU |
Pros
- Sharp layers, accurate dimensions
- Fast printing speed
- Large build capacity
Cons
- Firmware update friction
- Klipper update failures
For jumbo-format printing, the FLSUN V400 stands out with its 500 x 500 x 480 mm build volume, paired with very fast speeds up to 600 mm/s. Big parts stay sharp, with consistent layers and accurate dimensions that reduce rework. When you need large functional prints in PLA, PETG, or TPU, it is built for output rather than slow, small-parameter testing.
The trade-off is software and firmware friction. Some users run into update issues with Klipper, so first-time owners may want to plan for some troubleshooting before long, unattended jobs. This is best for buyers who are comfortable dialing things in and keeping notes, not those who want a fully hands-off experience.


