- Processing Talk
- Compare
- Kraft 20W vs Kraft Lite 40W
AtomStack Kraft 20W vs AtomStack Kraft Lite 40W
What Kraft 20W does better (1) and where Kraft Lite 40W wins (1) — every spec side by side.
vs
6.5Power & cutting7.2
7.1Work area7.1
9.2Safety9.2
9.5Features & ease of use9.8
Why is Kraft 20W better than Kraft Lite 40W?
- Two laser sourcesYes · Kraft Lite 40W: No
Why is Kraft Lite 40W better than Kraft 20W?
- Laser output power20 W vs 40 W2×
Specifications
Side by side
| General | ||
| Laser sources | Blue diode (≈455 nm), Infrared diode (1064 nm) | Blue diode (≈455 nm), Infrared diode (1064 nm) |
| Motion system | Gantry (XY rails) | Gantry (XY rails) |
| Two laser sources | Yes | No |
| Wavelength | 1,064 nm | — |
| Laser power | ||
| Laser output power | 20 W | 40 W |
| Second laser output power | 1.2 W | 1.2 W |
| Work area | ||
| Work area | 498 × 320 mm | 498 × 320 mm |
| Work area width (X) | 498 mm | 498 mm |
| Work area depth (Y) | 320 mm | 320 mm |
| Work area (surface) | 1,594 cm² | 1,594 cm² |
| Conveyor / roll feeder support | Yes | Yes |
| Speed & cutting | ||
| Max engraving / travel speed | 600 mm/s | — |
| Max cutting depth – wood / plywood (one pass) | 18 mm | 18 mm |
| Max cutting depth – acrylic | 5 mm | 5 mm |
| Precision | ||
| Laser spot size | 0.03 mm | — |
| Positioning accuracy | 0.03 mm | — |
| Safety | ||
| Enclosed (fully covered) | Yes | Yes |
| Laser safety class | Class 1 (eye-safe, enclosed) | Class 1 (eye-safe, enclosed) |
| Flame / fire detection | Yes | Yes |
| Emergency stop button | Yes | Yes |
| Features | ||
| Air assist | Yes | Yes |
| Built-in camera | Yes | Yes |
| Autofocus / auto height | Yes | Yes |
| Rotary attachment support | Yes | — |
| Offline engraving (no computer) | Yes | — |
| Connectivity & software | ||
| Connections | USB, Wi-Fi | — |
| Wi-Fi | Yes | — |
| USB | Yes | — |
| SD / TF card | Yes | — |
| Compatible software | LightBurn, AtomStack Studio | — |
| LightBurn compatible | Yes | — |
| Size & power | ||
| Width | 791 mm | — |
| Depth | 610 mm | — |
| Height | 261 mm | — |
| Weight | 23.6 kg | 23.6 kg |
