Key Features of MMA Arc 400 Welding Machine | 1 / 2 / 3 Phase | 120v to 560v | 1 Year Warranty
Wide Voltage Range – Operates from 120V to 560V across multiple phases
VRD Safety Feature – Reduces idle voltage for enhanced operator protection
High Output Capacity – Up to 400A for heavy-duty welding tasks
Digital Control Panel – Real-time monitoring and precise current control
Flexible Power Input – Ideal for unstable or variable power environments
Durable Industrial Build – Rugged design for long-term reliability
🛠️ 1-Year Warranty – Aadarsh Welding Machine-backed assurance for your peace of mind
 
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MMA Arc 400 Inverter Welding Machine – MMA Welding with VRD Safety Feature, Multi-Phase Input (120V–560V) | Versatile & Heavy-Duty Welding Solution
The MMA Arc 400 Inverter Welding Machine is a high-performance, multi-phase welding solution engineered for maximum flexibility and safety. Designed to operate across 1-phase, 2-phase, and 3-phase power supplies, with an input voltage range of 120V to 560V, this machine adapts effortlessly to diverse power environments—making it ideal for fieldwork, workshops, and industrial sites.
Powered by advanced IGBT inverter technology, it delivers a stable arc, deep penetration, and high efficiency while minimizing energy consumption. The integrated VRD (Voltage Reduction Device) enhances operator safety by reducing open-circuit voltage when the machine is idle, especially in damp or hazardous conditions.
Whether you're welding mild steel, stainless steel, or cast iron, the Arc 400 ensures consistent performance, low spatter, and reliable output for demanding applications.
 
⚙️ Technical Specifications
Specification
Details
Model
MMA Arc 400 VRD
Technology
IGBT Inverter
Input Voltage Range
120V – 560V
Phase Compatibility
1 Phase / 2 Phase / 3 Phase
Frequency
50/60 Hz
Rated Input Power
~18–22 kVA
Output Current Range
40A – 400A
Duty Cycle
60% @ 400A
No-Load Voltage
~65V (Reduced with VRD)
Welding Process
MMA (Manual Metal Arc / Stick Welding)
Electrode Diameter Supported
2.5 mm – 3.15 mm
Cooling System
Forced Air Cooling
Efficiency
≥85%
Power Factor
≥0.93
Display
Digital meters for current and voltage
Protection Features
Overheat, Overcurrent, Phase Loss, VRD Safety
Weight
Approx. 0 kg
Dimensions (L×W×H)
~0 × 0 × 0 mm
Applications
Fabrication, Construction, Maintenance, Field Welding, Industrial Use