This all-in-one air-cooled handheld laser welder features an integrated lightweight air cooling structure, easy to carry and operate. It delivers stable welding performance for stainless steel, carbon steel and aluminum, ideal for small workshops and outdoor metal fabrication work.
※ Product Model: ST-FWA1250H
※ Laser power: 1250W
※ Single maximum welding thickness: 0.5-4mm
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The air-cooled integrated handheld laser welding machine features an integrated air-cooling structure, eliminating the need for an external chiller. Its compact and lightweight design allows for mobile operation without site restrictions. The handheld welding torch offers flexible operation, a low learning curve, and produces smooth and aesthetically pleasing welds with minimal post-weld grinding. It is compatible with various metal materials, including stainless steel, carbon steel, galvanized steel, and aluminum alloys.
The equipment operates stably with lower energy consumption and is less prone to overheating during prolonged continuous operation. It is suitable for various scenarios, including retail processing, outdoor installation projects, and batch welding of small hardware parts. The machine features neat wiring, comprehensive safety features, and a high level of operational safety, making it suitable for small processing plants, door and window manufacturing, and wrought iron processing.
Compared to traditional water-cooled welding machines, the integrated air-cooled model eliminates the cumbersome steps of moving and changing water tanks, reducing maintenance costs. Its portability and ease of transport allow a single person to complete all welding operations, effectively improving metal processing production efficiency.
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. Integrated air-cooled structure, no chiller required
The entire machine integrates a cooling system, eliminating the need for an external water tank. This saves time and effort on water changes, cleaning, and tank transport, simplifying maintenance and significantly reducing the machine's footprint.
2. Lightweight and portable, unrestricted mobile operation
The compact size and light weight allow for easy transport by a single person, making it suitable for scenarios without fixed workstations, such as shop processing, outdoor installation, and construction sites.
3. Compatible with various metals, excellent welding results
It can weld stainless steel, carbon steel, galvanized sheet, aluminum alloy, wrought iron, and other materials, producing uniform, smooth welds with minimal burrs, significantly reducing subsequent grinding and polishing processes.
4. Simple and easy to operate, quick learning curve for beginners
The handheld welding torch is flexible and controllable, with a simple adjustment panel. No professional welding experience is required; short training is sufficient for independent operation, lowering the barrier to entry for manual labor.
5. Stable and continuous operation without downtime
Optimized airflow cooling design reduces the likelihood of high-temperature alarms during prolonged welding, ensuring stable performance for continuous small-batch, uninterrupted processing.
6. Lower energy consumption and cost savings
Compared to water-cooled models, the reduced power consumption of the water circulation unit results in reasonable overall power consumption, saving on electricity costs over long-term production.
7. Comprehensive safety protection for enhanced reliability
Equipped with multiple overheat, overload, and optical path protection devices, preventing laser leakage and high-temperature burns, ensuring a higher safety factor for daily processing.
8. Wide range of applications and versatility
Suitable for industries such as door and window railings, hardware processing, pipe installation, iron shelving, sheet metal equipment, and outdoor engineering maintenance.
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. How effective is the heat dissipation of the air-cooled welding machine? Will it easily overheat and trigger an alarm?
The equipment adopts an upgraded integrated air duct heat dissipation structure, which has high heat dissipation efficiency and supports long-term continuous operation. Under normal operating conditions, it will not easily trigger a high-temperature alarm, fully meeting the needs of small and medium-sized factories for batch processing, daily order taking, and outdoor engineering projects.
6. Can beginners quickly learn to use it if they have no welding experience?
Yes. The handheld laser welding machine is intelligently operated and easy to adjust, requiring no traditional welding skills. Parameter presets are complete, and beginners can operate it independently after a short training session of ten minutes or so. The welded products have high consistency.
7. What is the weld quality like with laser welding? Is subsequent grinding required?
The weld is smooth, fine, and aesthetically pleasing, with minimal thermal deformation, less prone to blackening, and less likely to burn through. Compared to traditional electric welding, it significantly reduces grinding, polishing, and touch-up painting processes, effectively saving labor and processing time.
8. Is the equipment easy to move and suitable for outdoor operation?
The integrated design eliminates the need for an external water tank, making the machine lightweight and compact enough for a single person to move and operate. It is ideal for on-site installation, outdoor maintenance, on-site processing, and multi-station switching operations.
9. Is the equipment prone to failure? How is routine maintenance required?
The air-cooled model features a simple and stable structure with a low failure rate and requires no water circulation for maintenance. Routine maintenance only requires periodic cleaning of the cooling vents and protection of the lenses; there are no complicated maintenance procedures, resulting in extremely low operating costs.
10. Is the machine energy-intensive and costly to operate?
Laser welding machines are highly energy-efficient and consume little power. The air-cooled model eliminates the need for a continuous chiller, making it more energy-efficient in the long run compared to traditional welding equipment and water-cooled laser welding machines, resulting in lower overall processing costs.

● 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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