The Handheld Laser Welding Machine offers precision and portability for all your welding needs. With powerful options up to 3000W, it ensures efficient metal joining with minimal heat distortion. Ideal for automotive repairs, DIY projects, and industrial applications, this compact and user-friendly welder is designed for exceptional performance and reliability, making it a perfect choice for both professionals and hobbyists.
※ Product Model: ST-FW1500H/ST-FW2000H/ST-FW3000H
※ Laser power: 1500W/2000W/3000W
※ Single maximum welding thickness: 0.5-8mm
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The handheld laser welding machine is a highly efficient and convenient welding tool designed to meet a wide range of welding needs. Utilizing advanced laser technology, this device delivers up to 3000W of power, ensuring exceptional precision and speed when welding metals. Ideal for automotive repair, pipe welding, and various DIY projects, this machine allows users to easily join metal materials of different thicknesses.
This handheld laser welder prioritizes user experience and is equipped with a water-cooling system that effectively prevents overheating, ensuring stability and safety during prolonged operation. Additionally, its lightweight design enhances maneuverability, reduces fatigue during use, and allows users to handle welding tasks with ease. Whether for professional welders or hobbyists, this welder delivers outstanding welding results and ease of use, helping every project proceed smoothly.
The handheld laser welder not only delivers exceptional performance but also features low maintenance costs, further enhancing its competitiveness in the market. Whether working with steel, aluminum alloy, or stainless steel, it performs efficient welding on a wide range of materials, making it the ideal choice for achieving perfect welds.
● 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 Efficiency and Speed: Handheld laser welding machines can complete welding tasks in a short amount of time, significantly improving production efficiency and making them ideal for projects that require a quick turnaround.
● Precise Control: Utilizing laser welding technology enables high-precision welding, minimizes the heat-affected zone, ensures weld quality, and prevents material deformation and damage.
● High Portability: The lightweight design makes the welder easy to carry and operate, suitable for use in various environments, particularly in hard-to-reach confined spaces.
● Low Maintenance Costs: Handheld laser welding machines typically feature a simple structure and low maintenance requirements, reducing additional expenses during long-term use.
● Eco-Friendly and Energy-Efficient: The laser welding process produces minimal exhaust fumes and noise, making it more environmentally friendly than traditional welding methods, while also being more energy-efficient.
● User-Friendly: Operation is simple, and many machines are equipped with user interfaces and automated functions, allowing beginners to get started quickly and reducing the need for advanced skill levels.
● High Safety: Laser welding equipment is equipped with multiple safety protection measures, effectively reducing operational risks and ensuring user safety.
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 it easy to use? Is it suitable for beginners?
Yes, handheld laser welding machines are easy to operate. Many models feature user-friendly interfaces and intuitive functions, allowing even beginners to quickly get started and perform welding tasks.
6. Do handheld laser welding machines require a lot of maintenance?
Handheld laser welding machines have low maintenance requirements. Their simple design means that regular cleaning and inspections are sufficient, reducing maintenance costs over the long term.
7. What is the cooling system like for handheld laser welders?
Handheld laser welders are equipped with a water-cooling system, which effectively prevents the equipment from overheating and ensures stability and safety during prolonged operation.
8. Is protective gear required when using a handheld laser welder?
Yes, appropriate protective gear, including laser safety goggles and heat-resistant clothing, should be worn when using the welder to ensure operational safety.
9. Is the welding speed of a handheld laser welder fast?
Handheld laser welders have a very fast welding speed, typically more efficient than traditional welding methods, significantly reducing welding time.
10. Can this welder be used for outdoor work?
Yes, due to its portable design, the handheld laser welder is suitable for use outdoors and in various environments, but care should be taken to avoid operating in 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