Atomstack A20 Pro V2

Last updated: November 2, 2026

Atomstack A20 Pro V2
3.4/5#12 of 18 in diode laser engravers
3.4

A cheap 20 W open frame laser for hobbyists who want to cut 3 mm plywood and engrave quickly. Budget for air assist.

  • 20 WLaser power
  • 400 x 365 mmWork area
  • NoEnclosed
  • 400 mm/sSpeed
Check price at Amazon$389.99Check price at AtomStack$369

Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • 20 W cuts thin plywood far faster than 10 W machines
  • Linear rail motion holds detail on fine engraving
  • Cheap for its power
Cons
  • Open frame: goggles and ventilation are on you
  • No air assist unless you buy a bundle
  • No camera or autofocus

The AtomStack Pro V2 family

Every AtomStack Pro V2 model we rank, smallest first. Ratings compare each against its own laser type.

ModelLaser powerRatingPrice
Atomstack A20 Pro V2 (this one)20 W3.4/5$369
Atomstack A40 Pro V248 W3.8/5$719.99

How it scores

The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its laser type. How we rank explains each one.

Specifications

Model numberA20 Pro V2
Laser
TypeDiode
Optical power20 W
Work area400 x 365 mm
Maximum speed400 mm/s
Features
EnclosedNo
CameraNo
Air assistNo
Warranty1 year

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