High-Performance Arc Welding Transformer 400A for Cars & LCVs

Welding Type: Manual Metal Arc (MMA)
Rated Current Output: Up to 400 Amps
Input Power: 3 Phase AC
Duty Cycle: Suitable for continuous workshop use
Cooling System: Natural / Forced air cooling
Electrode Size: Compatible with standard welding electrodes
Construction: Heavy-duty copper/industrial winding
Application Area: Cars, LCVs, and light fabrication work

Car and LCV repair workshops
Automobile service centers
Vehicle body and chassis repair
Fleet maintenance garages
Fabrication and metal joining work
Industrial and technical training institutes

High-performance 400A output for strong and consistent welds
Stable arc control for smooth welding results
Heavy-duty transformer design for long service life
Handles extended welding sessions without overheating
Suitable for automotive repair and fabrication jobs
Simple operation with low maintenance requirements
Designed for Indian workshop conditions

When you invest, you’re not just buying a machine—you’re getting complete support to keep your workshop running smoothly across India.

🛠️Hassle-free Installation: Our experts visit your location for proper setup and commissioning, so your machine is ready to use from day one.
🎓Easy-to-understand Training: We train your operators and workshop staff in simple terms, ensuring safe and efficient usage.
🌍Pan-India Service Network: No matter where your garage is, our support team is always within reach.
⚙️Genuine Spare Parts: Quick access to original spare parts to avoid downtime and maintain performance.
📅Annual Maintenance Plans (AMC): Regular servicing options to keep your machine in top condition year-round.
📞Quick Troubleshooting Support: Get help instantly through calls or video support whenever you face an issue.
💻Remote Diagnostics: Our team can identify and guide you through fixes without waiting for a visit.
🧰Preventive Maintenance Guidance: Simple tips to help you avoid problems before they occur.
📏Scheduled Calibration & Servicing: Ensuring your alignment readings stay accurate over time.
🛡️Warranty Support: Coverage based on your machine model for added peace of mind.

In short, we make sure your machine works accurately, efficiently, and without interruptions—so you can focus on growing your business.

1. What is the STL-ARC400W Arc Welding Transformer used for?

The STL-ARC400W Arc Welding Transformer is designed for automotive repair, fabrication, and maintenance applications. It is suitable for passenger car workshops, LCV service centres, vehicle body repair facilities, and fleet maintenance garages.

2. What is the maximum welding current output of the STL-ARC400W?

The STL-ARC400W provides a rated welding current output of up to 400 amperes. Its stable arc control supports consistent welding performance during automotive repair and metal fabrication operations.

3. Which welding process does the STL-ARC400W support?

The STL-ARC400W supports Manual Metal Arc (MMA) welding. It is compatible with standard welding electrodes and is designed for professional arc welding applications.

4. Does the STL-ARC400W Arc Welding Transformer require a three-phase power supply?

Yes. According to the product specifications, the STL-ARC400W operates using a 3-phase AC power supply. Workshops should verify their available electrical infrastructure before purchasing the equipment.

5. Can the STL-ARC400W Welding Transformer handle extended welding operations?

Yes. The STL-ARC400W is described as suitable for continuous workshop use. It incorporates natural/forced air cooling and is designed to handle extended welding sessions without overheating.

6. Is the 400A Arc Welding Transformer suitable for car and LCV body repairs?

Yes. The STL-ARC400W is intended for passenger car and light commercial vehicle applications, including vehicle body and chassis repair, automotive maintenance, and light fabrication work.

7. What type of cooling system is provided in the STL-ARC400W?

The STL-ARC400W Arc Welding Transformer features a natural/forced air cooling system. This cooling arrangement supports extended welding operations in professional workshop environments.

8. Where can I buy the STL-ARC400W Arc Welding Transformer in India?

You can enquire about the STL-ARC400W Arc Welding Transformer through Sarv Garage Equipment.