LW-1200D — Professional Laser Welding, Simplified for Any Skill Level
Imagine welding stainless steel at 15 meters per minute, with a bead so clean it barely needs finishing — and doing it on your first day. The LW-1200D 1200W Handheld Fiber Laser Welder from Doughty makes that possible. Engineered for professional workshops, fabrication shops, and industrial production lines, it delivers precision laser welding without the steep learning curve of traditional TIG or MIG processes.
Why Professionals Choose the LW-1200D:
- 3X Faster Than Arc Welding — Weld stainless steel at up to 15M/min; dramatically increases throughput
- 1200W Fiber Laser, 0.01mm Precision — Stable beam quality, high weld strength, beautiful finish every time
- Beginner-Friendly Operation — 7-inch touchscreen, 16 preset process parameters; new operators produce consistent, high-quality welds from day one
- Smart Oscillation Mode — Auto-adjusts for gaps and uneven surfaces for reliable results on imperfect fitups
- Welds Thin to Medium Materials — Handles 0.1mm–4mm sheets with zero burn-through on steel, aluminum, copper, brass, and galvanized sheet
- 80–90% Energy Savings — Dramatically lower operating costs vs. argon arc welding
- Phase-Change Cooling Technology — Adaptive fan speed regulation for long service life; 2-year laser warranty
- 10-Level Safety System — Anti-overheat, UV filter, emergency brake; CE certified
Ideal Applications:
Sheet metal fabrication, automotive body repair, HVAC, medical device manufacturing, jewelry, aerospace components, and any precision welding application where speed, cleanliness, and repeatability matter.
Compatible Materials:
Stainless steel, carbon steel, galvanized sheet, aluminum, brass, copper
Technical Specifications:
- Power Input: 1-phase 220V | Rated Power: 6KW
- Max Output Power: 1200W | Wavelength: 1080nm
- Working Mode: Continuous and Pulse
- Swing Width: 0–5mm | Swing Frequency: 0–300Hz
- Max Weld Thickness: 4mm (stainless steel); 1.5mm (copper)
- Cooling: Air cooling with adaptive fan
- Dimensions: 620×240×580mm | Weight: 48kg
Backed by Doughty's commitment to quality and reliability.
Subtitle from happy customers
Vinova Testimonials
I've used all types, brands, mig, tig, spool guns, arc, and for the money this little guy surprised me, outperformed my expectations, hopefully it lasts, welded for 2 hours straight today right out the box. Only downfall is the fixed whip and lack of ability to run gas. But for a portable 110 mig on a 100 ft extension cord it delivered
Jetsk Jon
This mig welder works great for what it is. It's a light duty welder, and they make no claims for it being anything else, but it's absolutely perfect for most home and hobbyist use.
Jesse C. Benton
I ran weld’s within its duty cycle and it performed perfectly. I’m truly impressed by the little button that adjusts the wire feed automatically. As far as performance, weak. If’n it can put out 80 amps I’d be impressed and if cranked up? Well it just kicks off. Maybe my units defective, idk. Nice even arc below 3/4 power though.
Robert Davis
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