The Fiber Laser Handheld Welding Machine for metal offers precision and efficiency in welding applications. Lightweight and portable, it delivers high-quality welds on various metals, including stainless steel and aluminum. With its user-friendly design and advanced fiber laser technology, this machine is perfect for both professional and DIY projects, ensuring strong and reliable results every time.
※ Product Model: ST-FW1500H/ST-FW2000H/ST-FW3000H
※ Laser power: 1500W/2000W/3000W
※ Single maximum welding thickness: 0.5-8mm
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This handheld fiber laser welding machine is specifically designed for metal welding and features a five-in-one functionality, including welding, energy-storage welding, cleaning, weld bead cleaning, and cutting. By integrating multiple functions into a single unit, it significantly enhances welding efficiency and operational flexibility, making it suitable for a wide range of industrial and manufacturing applications. Whether you need to perform routine welding or complex metal fabrication, this device can meet your needs.
In terms of welding, fiber laser technology ensures high precision and excellent fusion, making it suitable for welding a wide range of metal materials, including stainless steel and aluminum alloys. Additionally, the energy-storage welding function ensures stability and consistency across different work scenarios by storing welding energy, thereby improving both welding quality and efficiency. The cleaning and weld bead cleaning functions address the issue of oxides and residues on the metal surface after welding, resulting in smoother and more aesthetically pleasing welds.
This machine features an advanced water-cooling system that effectively controls temperatures during the welding process, minimizes thermal deformation, and ensures the integrity and precision of the workpiece. Furthermore, its lightweight, handheld design allows operators to perform welding and cutting tasks with flexibility and ease, adapting to various working conditions. This 5-in-1 fiber laser handheld welding machine is the ideal choice for boosting production efficiency and reducing production costs.
● Welding
Laser welding has fast speed, small weld width and depth, small thermal shock area, small deformation, smooth and beautiful weld, high welding quality, no pores, accurate control, stable welding quality, no need for treatment or simple treatment after welding.
It can realize welding at any angle, suitable for welding of planes, straight lines, arcs and any shapes, and can complete welding well in various complex environments. It has high production efficiency and has more obvious advantages than traditional argon arc welding, electric welding and other processes.
● Cleaning
By replacing the laser nozzle and cleaning lens, the material surface cleaning function can be realized, and the rust, oxide layer, oil stains, etc. on the surface of the material can be effectively removed without destroying the surface characteristics. It has the characteristics of non-contact, does not require cleaning fluid, and can replace professional cleaning equipment.
● Cutting
Simple cutting can be performed, welding and cutting can be switched freely, just change the welding copper nozzle to the cutting copper nozzle, which is very convenient.
It can cut stainless steel, carbon steel, aluminum, aluminum alloy, iron and other metal sheets, with a maximum cutting thickness of about 2mm.
● Weld cleaning
It can effectively remove impurities such as oxides, welding slag, oil, dust, etc. generated during welding, making the weld surface clean. This not only helps to improve the quality of the weld, but also enhances the strength and appearance of the weld. Laser cleaning has high precision and controllability, and can thoroughly clean the weld surface without damaging the parent material.
● Energy Storage Welding
It can effectively handle welding tasks with high energy demands, ensuring welding quality and consistency. Because it can release a large amount of energy in a short time, energy storage welding is suitable for processing various metal materials, especially in applications requiring high-strength and precision welding.
2. The handheld welding gun replaces the previous fixed light path, which is more flexible and convenient, enables long-distance laser welding, and overcomes the limitations of the workbench travel space.
3. The handheld welding head is light and flexible, easy to operate, and can meet welding at various angles and positions.
4. Use infrared positioning for welding head position calibration and position verification during welding to ensure a more beautiful weld.
5. It has the dual protection function of water path and air path (patented technology), which effectively avoids damage to the laser lens or optical components due to operator misoperation, thus greatly reducing the machine failure rate and effectively extending the service life of the machine. The life of consumables.
6. Use infrared positioning to verify the position of the welding head during the welding process. The welding position is more accurate, the welding seam is smooth and beautiful, and it is easy to grind and polish. No post-welding treatment is required or only simple processing is required.
7. Suntop Laser Cleaning Machine is subjected to strict tests and continuous 24-hour laser beam output before leaving our factory to ensure 100% machine stability.
● High-Precision Welding: Utilizing fiber laser technology ensures high precision and uniformity in welding, resulting in excellent weld quality. Suitable for stainless steel, aluminum alloys, and other metallic materials.
● Easy to Operate: The lightweight, handheld design provides welders with greater flexibility when performing irregular or complex-angle welds, enhancing operational convenience.
● Water-Cooling System: The equipment is equipped with an advanced water-cooling system that effectively controls temperature during the welding process, thereby reducing thermal deformation and ensuring weld quality and workpiece integrity.
● Time and Cost Savings: With efficient welding and cleaning functions, the operation process is rapid, significantly reducing production cycles and labor costs, thereby improving overall economic efficiency.
● Environmental Protection and Safety: The use of laser welding technology reduces the smoke and harmful gases generated during traditional welding processes, creating a safer and more environmentally friendly work environment.
● Low Maintenance Requirements: Thanks to mature laser technology and mechatronic design, maintenance and upkeep of the handheld welding machine are relatively simple, reducing long-term maintenance costs.
1. How can i place an order?
Please provide the details of your requirements as clear as possible. So we can send you the offer at the first time.
For further discussion, it is better to contact us with WhatsApp / WeChat / email / phone, in case of any delays.
2. What kind of display we provide?
We have laser marking machine / laser welding machine / laser cutting machine / laser cleaning / CO2 laser cutting and engraving machine / laser accessories for you choose.
3. How about the warranty?
We have 2 years warranty and lifelong maintenance.
4. What is your terms of delivery?
We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the one which is the most convenient or cost effective for you.
5. Is this device difficult to operate?
No, the handheld welding machine is designed to be easy to use. Even beginners can get the hang of it quickly. The device features a simple control panel and a user-friendly interface, ensuring that operators can easily adjust settings.
6. What is the power range of the handheld welding machine?
The power of a handheld welding machine typically ranges from 1,500 W to 6,000 W, with the specific power output depending on the model. Higher power is suitable for working with thicker metal materials.
7. How does the cleaning function of this handheld welding machine work?
The cleaning function effectively removes oil, oxides, and dirt from metal surfaces using high-temperature laser energy, ensuring a clean welding surface and improving weld quality.
8. Does the handheld welding machine require maintenance?
Yes. Although maintenance is relatively simple, it is very important to regularly inspect the cooling system, laser emitter, and fiber optic connections to ensure long-term, stable operation of the equipment.
9. What is the service life of the equipment?
Under normal usage and maintenance conditions, the service life of a handheld welding machine typically reaches hundreds of thousands of hours, depending on the model and frequency of use.
10. Is the equipment suitable for outdoor use?
Handheld welding machines are designed to adapt to various working environments, including outdoor use; however, it is essential to ensure the safety and suitability of the work area and avoid exposure to severe weather conditions.
Laser welding head
Lightweight only 0.8KG, flexible and easy to weld any shape of metal parts, Adjustable weld seam width, up to 10-meter length distance welding. With security monitoring systems.
Operation interface
Advanced resistive touch screen with greater sensitivity, Intelligent control, multiple welding parameters can be stored and multiple language support (English, Spanish, German, Italian, French, Russian, Turkish, etc.)
Auto feeder system
Touch screen design, Automatic wire filler, fully digital design, supports 0.8mm, 1.0mm,1.2mm, 1.6mm and 2.0mm diameter stainless steel and aluminum wires.
Laser sources
We use the customized 45um core diameter welding version fiber laser with a life span of 100,000 hours, maintenance free and can weld all kinds of metals.
Water chiller
Double circulation water cooling for better cooling of the laser source and welding head, temperature control sensor using imported brands.
Solder connection fiber
The 10 meters length fiber optic cable we use is built in design, effectively avoiding damage to the fiber and problems caused by moisture, greatly increasing the life of the laser components.
Single side weld thickness
Maximum melting | 1500W | 2000W | 3000W |
Stainless steel (mm) | 0.5-4 | 0.5-5/6 | 0.5-7 |
Mild steel (mm) | 0.5-4 | 0.5-6 | 0.5-7/8 |
Aluminum (mm) | 0.5-3 | 0.5-4 | 0.5-6 |
Brass/copper (mm) | 0.5-1.5 | 0.5-2 | 0.5-3 |
Galvanized sheet (mm) | 0.5-3 | 0.5-4 | 0.5-6 |
Iron (mm) | 0.5-4 | 0.5-6 | 0.5-7/8 |
Remark: Double weld thickness can be achieved if the material is welded from both sides in two times
Model | ST-FW1500H | ST-FW2000H | ST-FW300H |
Power | 1500W | 2000W | 3000W |
Welding gun weight | 0.8 | 0.8 | 0.75 |
Max. welding thickness (mm) | ≤3 | ≤5 | ≤8 |
Max. welding seam width (mm) | 5 | 5 | 8 |
Laser type | Fiber laser (Suntop custom 20um welding exclusive) | ||
Laser detection method | Bluetooth wireless connection, Mobile App Monitoring | ||
Control panel language support | English, Spanish, German, French, Turkish, Italian, Russian, Vietnamese, Thai, Korean, Japanese, etc. | ||
Laser wavelength (nm) | 1064+5 | ||
Suitable welding materials | Carbon steel, stainless steel, aluminum, galvanized sheet metal, brass, iron and other metal materials | ||
Adapted welding methods | Spot welding, overlap welding, splice welding, fillet welding, lap welding etc. | ||
Laser power adjustment range (%) | 10-100 | ||
Cooling method | Advanced water-cooling, dual temperature control and automatic control | ||
Welding aiming preview method | Built-in Red-Light pointer | ||
Protection systems | Air pressure sensor and solenoid valve control | ||
Length of fiber optic cable (meter) | Standard 10 (can be customized 15) | ||
Welding shielding gas | Argon or nitrogen (air pressure approx. 6-8 bar) | ||
Working environment | Temperature 5-45 °C /humidity 10-90% | ||
Other optional support functions | Cleaning + cutting | Cleaning + cutting | Cleaning + cutting + weld bead cleaning |
Max. Cutting thickness (mm) | 1.2 | 1.5 | 2 |
Max. cleaning width (mm) | 40 | 40 | 120 |
Automatic wire feeder type (Universal with TIG wire) | Single wire feed | Single wire feed | Support both the double wire feed and single wire feed |
Solid wire type (SS, Iron, AL, Brass) | 0.8, 1.0, 1.2, 1.6 | 0.8, 1.0, 1.2, 1.6 | 0.8, 1.0, 1.2, 1.6, 2.0, 2.5 |
Temperature control monitoring alarm | Yes | Yes | Yes |
Main machine consumables | Laser protective lenes, welding nozzles, welding wires | ||
Machine size (MM) | 686*425*611 | 750*1080*1000 | 750*1080*1000 |
Machine net weight (KG) | 110 | 220 | 240 |
Power supply requirement | 110V / 220V±10%, single phase | 380V±10%, three phase | |
Total power consumption (Maximum) | 3500W | 4500W | 7000W |
It can be used for welding stainless steel, carbon steel, copper, aluminum, gold, chromium, silver, titanium, nickel and other metals or alloys. It can also be used for various welding between different materials, including copper – brass, titanium-molybdenum, titanium- gold, nickel-copper, etc.

Suitable for stainless steel, carbon steel, copper, aluminum, gold, chrome, silver, titanium, nickel, and other metals or alloys. Widely used for welding automotive structural components, interior accessories, batteries, connectors, and circuit boards.

Laser cleaning is mainly used to remove rust, paint, degreasing and oxide film of precision parts due to its high efficiency, energy saving and environmental protection.

It can be used for cleaning the weld seam after laser welding.

It can be used for cutting stainless steel, carbon stee, aluminum, aluminum ally, iron and other thin metal plates, the maximum cutting thickness is about 2mm.

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Table of Contents1. Introduction2. Overview of UV Laser Marking Machines3. Marking Effects on Different Materials3.1 Non-metallic Materials3.2 Metal Materials4. Advantages of UV Laser Marking5. Application Examples of UV Laser Marking6. Conclusion
Table of Contents1. Introduction