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When it comes to welding 5mm stainless steel, not all welders are created equal. The Protig-400CT is built for those who demand power, precision, and professional-grade results.
Why choose it?

The ultimate industrial MIG welder that's changing the game. Here are 6 reasons why:
• Advanced technical platform
• Unbeatable welding performance
• Durable and long-lasting design
• Easy operation for any skill level
• Versatile for various industries

Ever wondered what happens when AC and DC join forces in a single cycle? Watch our video to see the TOPWELL Unique MIX TIG 400A as below.
This is more than a welder — it’s a breakthrough in arc concentration. From heavy plate work to flawless finishes, MIX TIG delivers consistent, professional results.

PROWAVE Series: A Technical Platform of Advanced Processes Welder

Merry Christmas

Classical vertical-up welding typically relies on the "X-Mas tree" weaving technique. Our HPC(Hybrid Pulse Control) process simplifies this with a straight vertical-up weld, eliminating complex motions while delivering exceptional results.

In the new industrial era, HSP (high-speed pulsed) robotic welding delivers premium, high-quality solutions.
●Ultra-high-speed welding: Precise positioning shortens production cycles and boosts efficiency.
●Superior weld quality: Uniform seams minimize defects and improve reliability.
●Material versatility: Easily welds carbon steel, stainless steel, aluminum, and more.
●Intelligent operation: Simple, safe, and reduces labor costs.

Wish our land to be splendid, our country to be prosperous, and our people to live in peace. I wish you all a harmounious, smooth and auspicious year, full of happinees.

All of the TIG functions are included in TOPWELL Mastertig series. This 250A TIG welder has DC pulse TIG, AC tig with 3 kinds of wave controls and unique MIX TIG. The amperage range is from 5A to 250A. It can weld very thin aluminum plate.

From the Age of Discovery to the Maritime Silk Road, sailing has given us the opportunity to explore the unknown world and connect with distant friends.

Original Water Mist Secondary (WMS) Technology, specially designed for cutting stainless steel and aluminum, minimizing heat-affected zone and energy consumption.

MIG's full range of products meets the needs of all scenarios, whether it is personal business or heavy industry, professionally solving various welding problems.

✅Higher peak current;
✅Better aluminum welding performance;
✅More advanced technology options;
✅Longer working hours.

Always maintain childlike innocence and exploration in welding: start from the "new" and grow all the way.❤

It’s your work that makes a difference in everything!
Ignite red power, relax our work, extend capacity, weld our dream!

✅ Precise AC wave setting
✅Unique MIX TIG technology
✅Soft conventional Sine Wave

✅Good clearance for AL welding;
✅Excellent arc concentration with narrower HAZ;
✅Deep penetration for thick plate.

How to use the memory function?

Not only perform well on M.S welding, but also excellent on S.S welding!

Adjust the frequency and the balance, to get more concentrated arc and narrower bead!

Happy Queen's Day!

Classic products with stable welding performance!
MASTERTIG 250AC is the most popular products for ipersonal and workshop users, always performs well on thin aluminum sheets.
Look how well we welded on 2mm sheets of aluminum!

HOW TO improve your welding speed by HSP?
Just simple operation on PROWAVE, get more productivity!

MASTERTIG 400CT | Professional TIG welder for your industrial Aluminum welding

Season’s greetings and sincere wishes for a bright and happy New Year!

PROWAVE 1.0 丨Find more convenient and friendly welding operation with LCD panel in our PROWAVE!

🎄This Christmas, may your blessings be many, your worries few, and days spent with those who mean the most to you.🎄

For ultra low spatters, less rework, more gas saving, and more productivity!