Exact-model comparison

SFX ALW-1200A vs ALW-1400

The important difference is not simply 1200W versus 1400W. Weight, integration, facility needs and material claims point to different buyers.

Last verified Aug. 26, 2026Source tier Official SFX pagesPartner link Active
Head-to-head

1200A vs 1400: the real differences

Decision factorALW-1200AALW-1400
Laser output1200W1400W
Machine weight32 kg gross*94 kg
Input220V ±10%; 4 kW rated*220V ±10%; 20A; 5 kW rated*
Wire feedExternal / included package varies*Built-in module*
Shielding gasArgon / nitrogen external*Self-generated gas claim*
Stainless / carbonUp to 4 mm*Up to 4.5 mm*
AluminumUp to 4 mm*Up to 3.5 mm*
Copper / brassUp to 1.5 mm*Up to 2 mm*
Reference price$4,599.08*$6,399*

*Published manufacturer claims checked Aug. 26, 2026. Different test conditions and packages can change the practical result.

Which one would we shortlist?

Choose the ALW-1200A first when lower purchase price, smaller footprint and portability matter more than integration. Move to the ALW-1400 when the built-in wire feed, self-generated shielding-gas design and higher published steel/copper capability justify the price and weight.

Two things the wattage does not tell you

FacilityBoth are 220V systemsThe 1400 publishes a 20A requirement; the 1200A publishes 4 kW rated input. Verify the actual circuit with the seller/electrician.
Workflow32 kg vs 94 kgThe physical deployment difference can matter more than 200W of output.
OwnershipReturns matterSFX publishes a 30-day return policy for unused, original-condition products, with return freight potentially on the buyer.
SFX 1200A vs 1400SFX partner link · code ELIRANALALUF