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- A20 Pro 20W
AtomStackFibre laser marker
AtomStack A20 Pro 20W
AtomStack A20 Pro 20W is a fibre laser marker released in 2024. Key specs: laser sources Fibre (1064 nm), laser output power 20 W, work area 400 × 400 mm, max engraving / travel speed 400 mm/s.
4.4Score
Power & cutting2.7
Speed2.1
Precision6.7
Work area9.6
Safety7.3
Features & ease of use2.5
price rangeUS$800–980
- Year
- 2024
- Brand
AtomStack- Popularity
- #206 of 406
Fibre (1064 nm)Laser sources
20 WLaser output power
400 × 400 mmWork area
400 mm/sMax engraving / travel speed
0.06 mmLaser spot size
NoEnclosed (fully covered)
Spec guide
How it ranks among fibre laser markers of 2024
Laser output power · 20 WBottom 43%
Max engraving / travel speed · 400 mm/sBottom 33%
Laser spot size · 0.06 mmTop 20%
Compared with fibre laser markers released in 2024. Bars show the share of models it beats.
compared with other fibre laser markers
Why is A20 Pro 20W a good choice?
Work area (surface): 1,600 cm²better than 96% of fibre laser markers
Laser spot size: 0.06 mmbetter than 87% of fibre laser markers
Weak points
Laser output power: 20 Wworse than 98% of fibre laser markers
Max engraving / travel speed: 400 mm/sworse than 100% of fibre laser markers
Specifications
Full specifications
General
- Motion system
- Galvo (scanning mirrors)
- Two laser sources
- No
- Wavelength
- 1,064 nm
Laser power
- Laser output power
- 20 W
Work area
- Work area
- 400 × 400 mm
- Work area width (X)
- 400 mm
- Work area depth (Y)
- 400 mm
- Work area (surface)
- 1,600 cm²
Speed & cutting
- Max engraving / travel speed
- 400 mm/s
Precision
- Laser spot size
- 0.06 mm
- Positioning accuracy
- 0.01 mm
- Linear rails
- Yes
Safety
- Enclosed (fully covered)
- No
- Tilt / movement sensor
- Yes
Features
- Built-in camera
- No
- Autofocus / auto height
- No
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
In collections
Laser engravers & CNC machines: Work area (surface) from 1,600 cm² + max engraving / travel speed from 400 mm/s56Fibre laser markers: LightBurn compatible62Laser engravers & CNC machines — Laser sources: Fibre (1064 nm) + LightBurn compatible66Laser engravers & CNC machines — Laser sources: Fibre (1064 nm) + max engraving / travel speed from 400 mm/s66Laser engravers & CNC machines: Laser output power from 20 W + work area (surface) from 1,600 cm²68Laser engravers & CNC machines: Work area (surface) from 1,600 cm² + LightBurn compatible70Laser engravers & CNC machines — Laser output power from 20 W + Motion system: Galvo (scanning mirrors)73Laser engravers & CNC machines: Laser output power from 10 W + work area (surface) from 1,600 cm²80
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