E3D · Hemera · 2019
E3D Hemera
Gearless direct drive with integrated hotend
Overview
E3D Hemera combines a gearless direct-drive extruder with a hotend in a single lightweight assembly, reducing rotating mass and offering a tidy upgrade that handles flexibles well.
Key features
- Integrated extruder + hotend in one unit
- Low mass rotating parts for less vibration
- Strong grip and good flow for a direct drive
- Gearless drive reduces moving weight
Quick specification
- Drive type
- Integrated
- Gear ratio
- 3.2:1
- Motor
- Integrated NEMA14 (49mm)
- Weight
- 115 g
- Flexible (TPU)
- Supported
- Max flow
- 25 mm³/s
DodoScore
Performance88
Compatibility84
Value82
Community85
Compatible printers / toolheads
| Printer / toolhead |
|---|
| Ender-3 |
| CR-10 |
| Voron v0 |
| RatRig V-Core 3 |
Pros & cons
Advantages
- Integrated heater and drive simplify wiring
- Low rotating mass
- Good flexible filament performance
Disadvantages
- Heavier than a bare extruder
- Motor + hotend combo raises centre of mass
Is it right for you?
Best for
- Clean single-unit upgrades
- Direct drive with good TPU support
Not recommended
- Ultra-light high-speed toolheads