PHAETUS · Rapido · 2021
Phaetus Rapido HF
The high-flow hotend that caught the Voron wave
Overview
Phaetus Rapido HF helped define the modern high-flow hotend category. Its design merged a fixed heartbreak and swappable nozzle for reliable high flow, and it remains a popular, well-documented upgrade for fast coreXY printers.
Key features
- Reliable high flow that helped define the category
- 350°C ceiling for engineering and filled materials
- Easy-to-fit Voron mount
- Strong, well-documented community support
Quick specification
- Max temperature
- 350°C
- Flow rate
- 32 mm³/s · High Flow
- Heater
- 60 W @ 24V
- Thermistor
- NTC 100k
- Weight
- 28 g
- Cooling
- Fan-cooled
- Mount
- Voron
- Nozzle
- V6 · 1.75 mm
Material support
- PLA
- PETG
- ABS
- ASA
- TPU
- PA
- PA-CF
- PC
DodoScore
Performance90
Compatibility86
Value88
Community95
Compatible printers
| Printer | Installation | Modification |
|---|---|---|
| Voron 2.4 | Easy | No modification |
| Voron Trident | Easy | No modification |
| RatRig V-Core 3 | Moderate | May require a mod |
Pros & cons
Advantages
- Reliable high flow
- Proven Voron community support
- Carbon-fiber capable
Disadvantages
- Fixed heartbreak limits service options
- Similar cost to newer Rapido 2
Is it right for you?
Best for
- Voron / coreXY high speed builds
- PA-CF engineering prints
Not recommended
- People preferring tool-free nozzle swaps
- Low-budget Ender-style upgrades