AtomStackDiode laser engraver
AtomStack Kraft 20W
AtomStack Kraft 20W is a diode laser engraver released in 2024. Key specs: laser sources Blue diode (≈455 nm), Infrared diode (1064 nm), laser output power 20 W, work area 498 × 320 mm, max engraving / travel speed 600 mm/s.
9.3Score
Power & cutting6.5
Speed8.0
Precision8.3
Work area7.1
Safety9.2
Features & ease of use9.5
price rangeUS$1,250–1,550
- Year
- 2024
- Brand
AtomStack- Popularity
- #254 of 406
Blue diode (≈455 nm), Infrare…Laser sources
20 WLaser output power
498 × 320 mmWork area
600 mm/sMax engraving / travel speed
0.03 mmLaser spot size
18 mmMax cutting depth – wood / plywood (one pass)
YesEnclosed (fully covered)
Class 1 (eye-safe, enclosed)Laser safety class
Spec guide
How it ranks among diode laser engravers of 2024
Laser output power · 20 WBottom 43%
Max engraving / travel speed · 600 mm/sBottom 47%
Laser spot size · 0.03 mmTop 2%
Max cutting depth – wood / plywood (one pass) · 18 mmTop 40%
Compared with diode laser engravers released in 2024. Bars show the share of models it beats.
compared with other diode laser engravers
Why is Kraft 20W a good choice?
Laser spot size: 0.03 mmbetter than 98% of diode laser engravers
Laser output power: 20 Wbetter than 70% of diode laser engravers
Max engraving / travel speed: 600 mm/sbetter than 76% of diode laser engravers
Weak points
Max cutting depth – acrylic: 5 mmworse than 100% of diode laser engravers
In rankings
#25Best laser engravers & CNC machines right now#13Best diode laser engravers#4Finest laser spot#15Best-equipped machines#19Thickest wood cut in one pass (diode)#28Thickest acrylic cut#4Best diode laser engravers from US$500 to US$1,500#4Best AtomStack laser & CNC machines#5Best laser & CNC machines of 2024
Specifications
Full specifications
General
- Motion system
- Gantry (XY rails)
- Two laser sources
- Yes
- Wavelength
- 1,064 nm
Laser power
- Laser output power
- 20 W
- Second laser output power
- 1.2 W
Work area
- Work area
- 498 × 320 mm
- Work area width (X)
- 498 mm
- Work area depth (Y)
- 320 mm
- Work area (surface)
- 1,594 cm²
- Conveyor / roll feeder support
- Yes
Speed & cutting
- Max engraving / travel speed
- 600 mm/s
- Max cutting depth – wood / plywood (one pass)
- 18 mm
- Max cutting depth – acrylic
- 5 mm
Precision
- Laser spot size
- 0.03 mm
- Positioning accuracy
- 0.03 mm
Safety
- Enclosed (fully covered)
- Yes
- Flame / fire detection
- Yes
- Emergency stop button
- Yes
Features
- Air assist
- Yes
- Built-in camera
- Yes
- Autofocus / auto height
- 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
- LightBurn compatible
- Yes
Size & power
- Width
- 791 mm
- Depth
- 610 mm
- Height
- 261 mm
- Weight
- 23.6 kg
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
Compare
Compare Kraft 20W with
In collections
Laser engravers & CNC machines — Laser safety class: Class 1 (eye-safe, enclosed) + rotary attachment support25Laser engravers & CNC machines — Max engraving / travel speed from 600 mm/s + Laser safety class: Class 1 (eye-safe, enclosed)27Laser engravers & CNC machines — Max engraving / travel speed from 400 mm/s + Laser safety class: Class 1 (eye-safe, enclosed)28Laser engravers & CNC machines — Laser safety class: Class 1 (eye-safe, enclosed) + air assist30Laser engravers & CNC machines — Laser safety class: Class 1 (eye-safe, enclosed) + built-in camera30Laser engravers & CNC machines — Laser output power from 20 W + Laser safety class: Class 1 (eye-safe, enclosed)31Laser engravers & CNC machines: Max engraving / travel speed from 600 mm/s + built-in camera33Laser engravers & CNC machines: Built-in camera + autofocus / auto height34
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