This portable air-cooled 3-in-1 handheld laser welding machine integrates welding, cutting and surface cleaning functions into one unit. Featuring an efficient air cooling system, it gets rid of water cooling accessories for easy maintenance and flexible movement. Lightweight and ergonomic, it delivers stable laser output, smooth weld seams and small heat-affected zones, perfectly suited for processing stainless steel, carbon steel, aluminum and other metals in workshops and outdoor working scenarios.
※ Product Model: ST-FWA1250H
※ Laser power: 1250W
※ Single maximum welding thickness: 0.5-4mm
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This air-cooled, three-in-one handheld laser welding machine integrates welding, cutting, and cleaning functions, significantly reducing equipment procurement costs. The machine features an integrated air-cooled structure, eliminating the need for external water cooling. Its lightweight and flexible design allows for unrestricted mobile operation and simplified daily maintenance.
The machine is easy to operate, requiring only basic skills. It produces high welding precision, smooth and aesthetically pleasing welds, and a small heat-affected zone, minimizing workpiece deformation. It is widely applicable to the processing of various metal materials such as stainless steel, carbon steel, and aluminum alloys, and is suitable for various work scenarios including factory mass production, on-site installation, and outdoor maintenance.
The machine operates stably and reliably, with excellent heat dissipation, maintaining good working conditions even during extended continuous operation. It is the preferred equipment for improving efficiency and quality in industries such as metal processing, hardware manufacturing, and sheet metal processing.
Highly Integrated Drive & Control System
Adopts proprietary pure digital galvanometer drive and control technology. Multiple system functions are integrated into one control card and power supply, delivering strong compatibility and excellent anti-interference performance for stable long-term operation.
Lightweight & Safe Handheld Welding Head
Equipped with dual protective lenses and splash-proof structure to protect internal core parts and extend service life. The 0.5kg lightweight welding gun comes with a safety monitoring indicator system for safer operation.
Intelligent Multilingual Touch Control
Visual touch screen supports real-time data monitoring, multi-group preset welding parameter libraries and multilingual switching. One-click parameter calling simplifies operation and greatly improves working efficiency.
Integrated Automatic Wire Feeder
Integrated control of welding gun and wire feeder realizes synchronous operation. It supports 0.6–1.6mm welding wires, with one-touch wire feeding and retraction functions for simple, fast and precise wire control.
Maintenance-Free Air-Cooled Laser Source
Customized air-cooled fiber laser source features compact size and light weight with excellent portability. It supports full metal welding, offers a 100,000-hour long service life and requires zero daily maintenance.
High-Efficiency Integrated Air Cooling System
Adopts phase-change heat conduction and hollow-core air cooling technology. The optimized integral heat dissipation structure ensures stable machine performance and prolongs service life during continuous long-hour working.
7 Optional Working Modes
Comes with seven practical working modes, including exclusive pulse modulation mode. It realizes scarless and flat welding for thin metal sheets, effectively avoiding welding deformation and traces.
Long-Distance Fiber Cable with Integrated Storage
Equipped with 10-meter original high-quality optical fiber. Matched with an integrated cable reel, it realizes neat cable storage, makes transportation easier and keeps the whole machine more compact.

1. Multifunctional: Integrates welding, cutting, and cleaning functions, offering multiple uses in one machine and reducing equipment investment.
2. Air-cooled Integrated Design: No external water cooling required, simple wiring, and convenient daily maintenance.
3. Handheld and Portable: Lightweight and flexible design, suitable for various mobile work scenarios such as workshops and outdoor environments.
4. Excellent Processing Results: Aesthetically pleasing weld formation, small heat-affected zone, and workpiece is less prone to deformation.
5. Easy Operation: User-friendly ergonomic design, allowing even beginners to quickly learn and use it.
6. Wide Material Compatibility: Can process various metals such as stainless steel, carbon steel, and aluminum alloys.
7. Stable Operation: High heat dissipation efficiency, supports long-term continuous operation, and has a low failure rate.
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. What functions does this machine have?
It integrates welding, cutting and cleaning three functions in one.
6. Does it need water cooling?
No. It adopts air-cooled design, no water tank and pipeline required.
7. Is it easy to move and operate?
Yes. Compact handheld structure, lightweight and simple to operate.
8. Can it work continuously for a long time?
Yes. Good heat dissipation ensures stable long-time continuous work.
9. Is professional training needed before use?
Basic operation is easy to learn, no complicated professional training required.
10. How about the welding effect?
Smooth weld seam, small heat-affected area, less workpiece deformation.
11. Is daily maintenance complicated?
Simple maintenance. No water circuit maintenance, just regular dust cleaning.

● Modular Design: Features an integrated structure combining fiber-output laser modules, control systems, and welding gun heads for high integration.
● Stable Gas Path Design: Optimized gas path structure ensures long-term continuous and stable operation of the laser head.
● Maintenance-Friendly Structure: Quick-release design for the gun body facilitates routine maintenance and component replacement.
● Multi-Layer Safety Protection: Built-in real-time motor position monitoring and optical path protection functions support rapid fault diagnosis.
● Multi-Function Integration: Supports five welding modes including continuous welding, spot welding, and fish scale welding, with expandable capabilities for cleaning and cutting functions.
● Efficient Cooling System: Features air-cooled heat dissipation with integrated temperature control and stall protection.

● Process Management: Supports custom process names and one-click recall of different parameter schemes.
● Real-time Monitoring: Visual interface displays welding data in real time, providing clear visibility of operational status.
● Simplified Setup: Intuitive interface with straightforward parameter configuration lowers operational barriers.
● Function Integration: Unified control of galvanometer steering, wire feeding, and gas management through a single interface.
● High Compatibility: Supports multiple laser brands and external devices, with remote communication interfaces (e.g., RS232/RS485).
● Safety Alerts: Real-time system status feedback including fault diagnostics and protective function notifications.

● Centralized Control: Integrated management with the welding torch, supporting one-touch wire feed/retraction for effortless operation.
● Broad Compatibility: Compatible with wire feeders and laser welding systems from various brands, offering strong integration capabilities.
● Motor Drive: On-board DC brushed motor drive supports pulse direction control for stepper/servo systems.
● Effortless Wire Break Handling: Supports 0.6-1.6mm wire specifications with simple and efficient wire break processing.
● Remote Integration: Enables coordinated control with external devices via communication interfaces (e.g., RS485).
● Multi-Function Integration: Supports five welding modes including continuous welding, spot welding, and fish scale welding, with expandable capabilities for cleaning and cutting functions.
● Efficient Cooling System: Features air-cooled heat dissipation with integrated temperature control and stall protection.

ST-FWA1250H is a Class lV laser system and routine precautions are required for the safe operation of the equipment.
BUILT-IN FEATURES INCLUDE:
● Key switch control of laser source and Emergency-stop button ensure deliberate operation
● Fiber laser interlock verifies integrity of laser delivery to the welding gun
● Laser weld gun trigger, enable and then fire, for intentional operation
● Part contact electrical interlock turns off the laser power if the welding head is not in contact with the welded parts
Operators must wear all recommended personal protective equipment (PPE),including laser safety glasses, laser and heat resistant gloves, hats, leather aprons, etc., and other laser and heat resistant clothing.
Single side weld thickness
Maximum melting | 1250W |
Stainless steel (mm) | 0.5-3.0 |
Mild steel (mm) | 0.5-4.0 |
Aluminum (mm) | 0.5-2.0 |
Brass/copper (mm) | 0.5-1.0 |
Galvanized sheet (mm) | 0.5-2.0 |
Iron (mm) | 0.5-3.0 |
Remark: Double weld thickness can be achieved if the material is welded from both sides in two times
Model | ST-FWA1250H (1250W) |
Power adjustment range | 10%~100% |
Fiber core | 20μm |
Fiber length | 10m |
Welding torch cable length | 10m |
Wire feed diameter | 0.8、1.0、1.2、1.6mm |
Welding torch weight | 0.5KG |
Protective gas method | Coaxial protection |
Adjustable range of weld spot width | 0~5 mm |
Weldable material thickness | 0.3-4.0mm |
Product dimensions (L*D*H) | 623*254*538mm |
Overall Dimensions (L*D*H) | 890*490*740mm |
Product weight | 41.8kg |
Operating ambient temperature | 10~45℃ |
Working environment humidity | <70% |
Operating voltage | AC 220V±10% |
Total power | <4.0kw |
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.

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 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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