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The Master S 500 is built for high-performance Stick (MMA) welding, offering a powerful 500 A output with cellulose welding characteristics for demanding applications. Part of the Master S series, it is designed to deliver robust, compact, and portable welding power with optimum energy efficiency.
Perfect for heavy-duty MMA welding, the Master S 500 ensures ease of use, durability, and reliable performance across a wide range of professional welding tasks.
Package Includes
Master S 500 welding power source
The Master S series welding power sources are developed for professional welders who need maximum reliability and performance. The 500 A model provides outstanding ignition, excellent welding quality, and stable arc characteristics even in challenging environments.
Engineered for versatility, the Master S integrates a Voltage Reduction Device (VRD) for improved workplace safety and is suitable for operation on a wide voltage network.
This is ideal for:
Industrial welding applications Pipeline construction and maintenance Heavy fabrication and repair work Professional workshops and site welding
Features
500 A MMA Welding Power – High-performance for professional applications. Cellulose Welding Support – Reliable with demanding electrodes requiring deep penetration. Hot Start & Arc Force Adjustment – Optimized ignition and arc stability across electrode types. Antifreeze Protection – Automatically cuts off power to prevent electrode sticking. Lift TIG (DC TIG) – Contact ignition for TIG applications. Arc Gouging Capability – Expands welding versatility. CC/CV Parent Power Supply – Compatible with Kemppi voltage-sensing wire feed systems and inline TIG solutions. VRD Integrated – Enhanced operator safety on site. Compact and Portable – Robust yet transportable for on-site use.
Technical Specifications
Mains Voltage: 380…440 V ±10% (3-phase, 50/60 Hz) Input Power: 30.7 kVA Output (MMA) @ +40 °C, 60% Duty Cycle: 500 A Output (MMA) @ +40 °C, 100% Duty Cycle: 390 A Output (TIG) @ +40 °C, 60% Duty Cycle: 500 A Output (TIG) @ +40 °C, 100% Duty Cycle: 390 A Power Factor: 0.89 Efficiency: 89% Recommended Generator Power: 35 kVA Protection Class: IP23S Dimensions (L × W × H): 620 × 290 × 500 mm Weight: 47 kg Standards: IEC 60974-1, -10
Why Choose the Master S 500?
Designed for professional heavy-duty welding with maximum reliability. High power output (500 A) for the most demanding jobs. Energy-efficient and cost-effective operation. Safety-first design with VRD and antifreeze protection. Flexible performance with support for MMA, TIG, and arc gouging.
The Master S 500 is the flagship model in the Master S series, offering 500 A of professional MMA welding power in a robust, portable package. With features such as cellulose welding capability, VRD safety, Hot Start, Arc Force, and arc gouging, it is purpose-built for welders who demand maximum performance, safety, and durability in the toughest conditions.
Kemppi offers a 3-year warranty on power sources, wire feeders, and cooling units across all product families. To activate the warranty, register your product within two months of purchase.
Are Kemppi welders suitable for professional use?
Yes, Kemppi welders are designed for professional and industrial applications, providing advanced features and reliability for demanding welding tasks.
What power supply do Kemppi welders require?
Kemppi welders operate on various power supplies, including 230V single-phase and 400V three-phase, depending on the model. Refer to the specific product specifications for details.
What materials can I weld with a Kemppi welder?
Kemppi welders are suitable for welding materials such as steel, stainless steel, and aluminium. The compatibility depends on the model and welding process used.
What is the duty cycle on a Kemppi welder?
Duty cycles vary by model. For example, the Minarc Evo 180 has a duty cycle of 30% at 180 amps for MMA welding. Consult the product specifications for exact figures.
How energy efficient are Kemppi welders?
Kemppi welders utilise inverter technology to enhance energy efficiency, reducing power consumption without compromising performance.
Does Premier Welding offer financing options for Kemppi welders?
Yes, Premier Welding provides financing options, including 0% APR through PayPal for orders over £99, allowing flexible payment plans.
How do I choose the right Kemppi welder for my needs?
Selecting the appropriate Kemppi welder depends on factors such as material type, welding process (MIG, TIG, MMA), and material thickness. Consulting with Premier Welding's team can help identify the best model for your specific applications.
How to choose a welder?
When choosing a welder, consider the type of welding you'll be doing (MIG, TIG, or Stick), the materials you'll work with, and your skill level. Look for a machine with the right amperage range, portability, and safety features. Don’t forget to check reviews!
What equipment do welders use?
Welders use various equipment, including welding machines (MIG, TIG, and stick welders), protective gear (helmets, gloves, and aprons), gas cylinders, welding rods, and accessories like clamps and wire brushes. Proper tools ensure safety and quality in welding projects.
What is a duty cycle on a welder?
The duty cycle on a welder refers to the percentage of time it can operate within a specific period, typically 10 minutes, without overheating. For example, a 60% duty cycle means the welder can run for 6 minutes and must cool for 4 minutes.
What is a multiprocess welder?
A multiprocess welder is a versatile welding machine that can perform various welding techniques, such as MIG, TIG, and stick welding, all in one unit. This flexibility makes it ideal for different projects, allowing users to switch processes easily as needed.
What is amperage in welding?
Amperage in welding refers to the electric current flowing through the welding circuit, measured in amperes (amps). It determines the heat generated during the welding process, influencing penetration and bead shape. Proper amperage is crucial for achieving strong welds.
What is kemppi?
Kemppi is a renowned Finnish manufacturer of welding equipment, known for its innovative technology and high-quality products. They specialise in arc welding solutions, offering a range of machines, accessories, and software designed for professional welders and industries.
What is slag inclusion in welding?
Slag inclusion in welding refers to the presence of non-metallic solid materials, such as slag, trapped within the weld bead. This defect can weaken the weld's integrity, leading to reduced strength and potential failure. Proper technique and cleaning can help prevent it.
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