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RatRig V-Core 4 500

RatRig
⊕ Heated Bed ⬦ Auto-Level
700
mm/s
Max Speed
300°
C
Hotend
120°
C
Bed
General
Width (X)
500.0 mm
Depth (Y)
500.0 mm
Height (Z)
500.0 mm
Controller
Klipper
G-Code Flavor
klipper
Print Specs
Nozzle
0.4 mm
Filament
1.75 mm
Extruders
1
Compatible Materials
PLAPETGABSASATPUPAPC

Buying notes: RatRig V-Core 4 500

Who it suits

Experienced builders who want a large CoreXY printer and will assemble and tune it themselves. It is sold as a kit and comes in 300, 400 and 500 mm sizes.

Known issues and quirks

Enclosure panels are not included, and the power supply ships set to 230V, so 120V users must flip the switch. Reviews of the older V-Core 3 reported a thin build guide and alignment trouble; check recent owner reports for the V-Core 4.

Common upgrades and accessories

One retailer's kit lists a Beacon probe, an LDO Orbiter 2.0 extruder and a Phaetus Rapido 2.0 UHF hotend. The Raspberry Pi is a separate purchase, and panels are sold separately or can be made from Rat Rig's DXF files.

Tips

RatOS handles setup and resonance testing, though plain Klipper with Mainsail also works.

Based on: Rat Rig V-Core 4 · Fabreeko kit · Wikipedia, Rat Rig

About the RatRig V-Core 4 500

The RatRig V-Core 4 500 is an FDM 3D printer, released in 2024. Its work area is 500×500×500mm.

It uses a 0.4 mm nozzle for 1.75 mm filament, a rated top speed of 700 mm/s.

The hotend tops out at 300°C and the bed at 120°C, which is high enough for engineering filaments such as nylon, polycarbonate and carbon-fiber blends.

The machine levels the bed automatically.

The machine runs Klipper.

Materials listed: PLA, PETG, ABS, ASA, TPU, PA, PC.

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