Reliable Heavy Duty Welding Machine Manufacturers for Fast Production and Robust Applications Rajlaxmi Electricals Pvt Limited, based in Rajkot, Gujarat, is a well-known brand in India for manufacturing and supplying a wide range of industrial machinery.

As a trusted heavy duty welding machine manufacturers, we specialize in producing high-quality welding machines suited for fast production, structural work, machine building, fabrication, and more. Our heavy duty portable welding machines deliver superior performance, energy efficiency, and trouble-free service.

Heavy Duty Portable Welding Machines For Versatile Applications

Our heavy duty portable welding machines offer the same reliability, performance, and durability as our stationary models, allowing you to meet your throughput goals while maintaining a safe work environment.

Construction And Durability

We build heavy duty portable welding machines using high-quality raw materials and advanced manufacturing techniques. They feature sturdy frames and components that can withstand the rigors of continuous operation in challenging work environments.

Power Output

These machines offer high power output, allowing them to handle thick and heavy metals. We equip them using powerful transformers or inverters that deliver sufficient current and voltage for efficient welding.

Welding Processes

Our heavy duty portable welding machines are versatile and can support multiple welding processes, including Shielded Metal Arc Welding (SMAW), Gas Metal Arc Welding (GMAW), Flux-Cored Arc Welding (FCAW), and Tungsten Inert Gas (TIG) welding. This flexibility enables them to handle a wide range of welding applications.

Welding Capacity

Heavy-duty welding machines have a high welding capacity, enabling them to weld thick materials and perform continuous welding for extended periods. They provide the heat and penetration required for welding heavy structures, machinery, and equipment.

Control And Adjustability

These machines control welding parameters such as voltage, amperage, and wire feed speed. They often feature advanced control panels or digital interfaces that allow welders to adjust settings for optimal weld quality.


Our heavy duty portable welding machines are portable, allowing on-site welding in various locations.

Safety Features

Our machines prioritize safety and incorporate various safety features such as thermal overload protection, voltage protection, and short-circuit protection.

Energy Efficiency

The Machines are energy-efficient, reducing power consumption without compromising performance. It not only helps save energy but also lowers operating costs for businesses.

Application Range

Our heavy duty portable welding machines find applications in various industries such as construction, manufacturing, shipbuilding, automotive, infrastructure development, and more. They are in demand for welding structures, pipelines, heavy machinery, metal fabrication, and other large-scale welding projects.

Reliability And Longevity

Our heavy duty portable welding machines are built to last and can withstand continuous use in demanding work environments. They undergo rigorous testing and quality control measures to ensure reliability and longevity.

Heavy Duty Welding Machine Manufacturers



ParticularsUnitsHeavy Duty Stud Type ARC Welding Machine
ModelAMPS150 A200 A250 A300 A400 A600 A
Input SupplyVolts230 / 440230 / 440230 / 440230 / 440230 / 440230 / 440
Phase1/2 PH1/2 PH1/2 PH1/2 PH1/2 PH1/2 PH
Welding Current RangeAMPS75 - 15050 - 20050 - 25050 - 300100 - 40050 - 400
Insulation ClassA/FA/FA/ FA/FNFA/F
Open Circuit Voltage (O.C.V.)Volts505560606060
Max. Welding Current at 60 % Duty CycleAMPS150200250300400600
Welding Electrode Size Min / Max.mm2 / 3.152 / 3.152.5 / 3.153.15 / 43.15 / 43.15 / 4
CoolingAir Cooled
Approx Dimensions / mmH470510540560560700
Approx Weigh Allu. / Cop.Kgs55 / 6565 / 7575 / 8590 / 11o11o / 130145 I165