

ID MMA500 ELECTRIC WELDING MACHINE [G-240V] - 28188
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Professional IGBT Inverter Welding Power — Built for Demanding Environments
The ID MMA500 Electric Welding Machine is a professional-grade IGBT inverter welder engineered for reliable, high-performance MMA (Manual Metal Arc) welding across a wide range of applications. Powered by a single-board IGBT technology and rated at 140A output, this compact yet powerful unit delivers stable arc performance with a 60% duty cycle, making it a dependable choice for workshops, fabrication sites, and maintenance operations. Supplied with a Type G (British 3-Pin) plug, it is ready for immediate use in UAE, UK, and compatible markets operating on 240V single-phase power at 50/60 Hz.
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- Single-Board IGBT Inverter Core: The MMA500 is built around a high-efficiency single-board IGBT (Insulated Gate Bipolar Transistor) inverter circuit, which delivers a consistently smooth and stable welding arc. IGBT technology is the industry benchmark for modern inverter welders — it reduces energy consumption, minimises spatter, and provides superior arc control compared to traditional transformer-based machines, making every weld cleaner and more precise.
- 140A Output with 60% Duty Cycle: With a rated welding current of 140 Amperes and a 60% duty cycle, the MMA500 is engineered for sustained productivity. The 60% duty cycle means the machine can weld continuously for 6 minutes out of every 10-minute cycle without thermal shutdown — ideal for professional welders who need consistent output during fabrication runs, repair jobs, or production work without constant interruptions.
- 240V Single-Phase Input — Type G Plug Ready: The MMA500 operates on a 240V, single-phase power supply with compatibility across both 50 Hz and 60 Hz electrical networks. It comes pre-fitted with a Type G British 3-Pin plug, making it plug-and-play ready for use across the UAE, United Kingdom, and all markets using the BS 1363 standard — no adaptor or rewiring required straight out of the box.
- Complete Welding Kit Included: The MMA500 ships as a fully equipped welding package. The machine is accompanied by a 1.5-metre earth clamp for secure workpiece grounding and a 1-metre electrode holder for firm, safe electrode grip during operation. A guide book is also included to assist with setup, parameter selection, and safe operating procedures — ensuring both experienced welders and first-time users can get started confidently.
- Compact Inverter Design for Portability and Versatility: Unlike bulky transformer welders, the MMA500's inverter-based design results in a significantly lighter and more compact unit that can be transported between job sites, workshops, and work bays with ease. Its straightforward single-phase connection requirement means it can be operated from standard industrial or commercial power outlets, removing the need for dedicated three-phase infrastructure and expanding its usability across a wide variety of work environments.
The ID MMA500 Electric Welding Machine is backed by relevant safety and quality certifications applicable to its market, ensuring it meets the required standards for electrical safety and performance. Each unit ships complete with the machine itself, a 1.5m earth clamp, a 1m electrode holder, and a guide book — everything needed to begin welding straight from the box.
General Purchase & Comparison Queries
What plug type does the MMA500 come with, and which countries is it compatible with?
The ID MMA500 Electric Welding Machine is supplied with a Type G British 3-Pin plug (BS 1363 standard). This plug type is standard in the UAE, United Kingdom, Ireland, Hong Kong, Singapore, Malaysia, and several other countries. It operates on a 240V single-phase supply at 50 or 60 Hz, making it compatible with the electrical infrastructure across all these markets without requiring an adaptor.
How does the MMA500 compare to a traditional transformer welder?
The MMA500 uses single-board IGBT inverter technology, which makes it significantly more energy-efficient, lighter, and more compact than traditional transformer-based welders. IGBT inverter welders produce a smoother, more stable arc with less spatter, and they respond faster to changes in welding conditions. Traditional transformer welders are heavier, consume more power, and are less portable — making the MMA500 a superior choice for both workshop and on-site use.
Is the MMA500 suitable for a professional workshop or only for light-duty use?
The ID MMA500 is designed for professional and semi-professional use. With a 140A output and a 60% duty cycle, it is capable of sustained welding sessions suitable for fabrication, structural work, pipe welding, and industrial maintenance. The 60% duty cycle means it can weld for 6 continuous minutes per 10-minute cycle — well within the demands of most professional workshop and on-site applications.
Product-Specific and Usage Queries
What electrode sizes can the MMA500 handle?
With a maximum output of 140A, the MMA500 is compatible with a range of standard MMA (stick) electrodes. Typically, this output range supports electrodes from 1.6mm up to 3.2mm in diameter, depending on the material and joint type. For best results, always match the electrode diameter and type to the material thickness and welding position as specified in the included guide book.
What does the 60% duty cycle mean in practical terms?
The duty cycle refers to the percentage of time a welder can operate continuously within a standard 10-minute period before requiring a cooling break. A 60% duty cycle means the MMA500 can weld for 6 minutes continuously, followed by a 4-minute rest period. This is a professional-grade rating that supports most fabrication and repair tasks without frequent interruptions, and it ensures the machine's thermal protection system maintains long-term reliability.
What accessories are included with the MMA500?
The MMA500 comes as a complete, ready-to-weld package. Included in the box are the welding machine itself, a 1.5-metre earth clamp for secure workpiece grounding, a 1-metre electrode holder for safe and firm electrode grip, and a guide book covering setup, operation, and safety guidelines. No additional accessories are required to begin welding immediately after unboxing.
Problem/Solution-Oriented Queries
The machine is tripping my circuit breaker — what could be causing this?
If the MMA500 is tripping your circuit breaker, the most common cause is an undersized circuit. The machine draws significant current at 140A welding output on a 240V single-phase supply, so it requires a dedicated circuit with an appropriately rated breaker — typically 16A to 32A depending on your local wiring standards. Ensure the supply cable is of adequate gauge, the socket is rated for the load, and no other high-draw appliances are sharing the same circuit. If the issue persists, consult a qualified electrician.
My welds are producing excessive spatter — how can I improve arc quality?
Excessive spatter is usually caused by incorrect amperage settings, damp electrodes, or an arc length that is too long. With the MMA500's IGBT inverter arc, start by ensuring your amperage is correctly matched to your electrode diameter — a general rule is approximately 40A per mm of electrode diameter. Use dry, undamaged electrodes stored in a sealed container, and maintain a short, consistent arc length (roughly equal to the electrode diameter). The stable IGBT arc of the MMA500 significantly reduces spatter compared to transformer welders when settings are correctly dialled in.
The machine is shutting down mid-weld — is it faulty?
Mid-weld shutdown is most commonly caused by the machine's thermal overload protection activating — this is a safety feature, not a fault. If you are welding beyond the 60% duty cycle (more than 6 minutes of continuous arc time in a 10-minute window), the machine will shut down to prevent overheating and resume once it has cooled. Allow the unit to rest for the remaining portion of the cycle before continuing. If shutdowns occur within the rated duty cycle, check that the machine has adequate ventilation around its cooling vents and is not operating in an excessively hot environment.
Machine (1 Pcs), Guide Book (1 Pcs)


