MMA QN 3.2T
Wide Voltage Input Range | Ultra-Compact Design
Auto-sensing single-phase/dual-phase operation from 60V to 560V, ideal for regions with unstable power supplies. Advanced IGBT technology with self-adaptive arc force and intelligent protection systems for reliable operation in a professional 5kg package.
Wide Voltage Input Range
Auto-sensing 60V~560V single-phase/dual-phase input accommodates unstable power conditions, ideal for challenging electrical environments.
Advanced IGBT Technology
Enhanced inverter performance with self-adaptive arc force, intelligent overload and overheat protection for reliable operation.
Ultra-Compact Design
Professional MMA welding in a 5kg package with 342×158×283mm dimensions, perfect for DIY and light industrial applications.
| Parameter | Unit | Specification |
|---|---|---|
| Power Supply | ||
| Input Voltage Range | V | 1-Phase/2-Phase 60V ~ 560V |
| Rated Input Power | kVA | 4.3 |
| Output Characteristics | ||
| Output Current Control | - | Constant Current (CC) |
| Maximum Output Current | A | 150 |
| No-Load Voltage (220V Input) | V | 75 |
| No-Load Voltage (380V Input) | V | 65 |
| VRD Voltage | V | 24 |
| VRD Function | - | Switchable |
| Performance Specifications | ||
| Rated Duty Cycle @ 40°C | % | 60% @ 150A |
| Technology & Features | ||
| Hot Start Function | - | Available |
| Dual Voltage Capability | - | Auto-Sensing (60V ~ 560V) |
| Standards & Certification | ||
| Ingress Protection | - | IP23S |
| Insulation Class | - | Class H |
| Physical Specifications | ||
| Dimensions (L × W × H) | mm | 342 × 158 × 283 |
| Net Weight | kg | 5.0 |
Product Overview
The MMA QN 3.2T is a versatile single-phase inverter arc welding machine designed for 3.2mm rods with capability to handle 4.0mm rods. Delivers 150A maximum output with 60% duty cycle at 40°C. Advanced IGBT technology ensures stable and reliable performance for household and light industrial applications.
Wide Voltage Input Range (60V-560V)
The MMA QN 3.2T features an exceptional 60V to 560V single-phase/dual-phase input range, making it ideal for regions with unstable power supplies. This wide voltage tolerance ensures reliable operation in challenging electrical environments where voltage fluctuations are common, providing consistent welding performance regardless of power quality.
Target Applications
Household welding, light industrial applications, DIY projects, small fabrication shops, maintenance and repair work. Ideal for users requiring reliable performance in areas with unstable power supplies.
Core Technology
Advanced IGBT inverter technology with 60V-560V input range, 150A maximum output, 60% duty cycle at 40°C. Ultra-compact: 342×158×283mm, 5.0kg weight.
Protection Systems
Overload and overheat protection, VRD safety (24V with ON/OFF switch), IP23S rating, Class H insulation for enhanced safety and longevity.
Key Features
Wide Voltage Input
60V-560V single-phase/dual-phase input range accommodates unstable power conditions, ideal for challenging electrical environments.
Advanced IGBT Technology
Utilizes advanced IGBT inverter devices for enhanced performance, energy efficiency, and reliable operation.
150A Maximum Output
Delivers 150A maximum output with 60% duty cycle at 40°C, suitable for 3.2mm rods and capable of handling 4.0mm rods.
Ultra-Compact Design
342×158×283mm dimensions, 5.0kg weight—exceptionally portable and easy to transport for mobile welding operations.
Self-Adaptive Arc Force
Automatically adjusts arc force, simplifying the welding process and improving weld quality without manual intervention.
Hot Start Function
Provides initial burst of current for easier arc ignition, particularly useful for difficult-to-start electrodes.
VRD Safety
Voltage Reduction Device reduces no-load voltage to 24V, promoting safe welding practices and extending machine life.
Intelligent Protection
Overload and overheat protection mechanisms ensure safety and longevity during extended welding operations.
Digital Meter
Precise presetting and display of welding current for accurate adjustments and consistent welding results.
Dual Voltage Capability
Auto-sensing 60V-560V input accommodates both single-phase and dual-phase power sources for maximum versatility.
Stable Performance
Delivers consistent welding performance across varying input voltages, enhancing user experience and weld quality.
Modern Aesthetics
Distinctive design with compact size, lightweight construction, and modern aesthetics for DIY enthusiasts and professionals.
Energy Efficient
4.3kVA rated input power with advanced IGBT technology ensures efficient energy consumption and reduced operating costs.
IP23S Protection
IP23S ingress protection rating and Class H insulation ensure reliable operation in various working environments.
Variable No-Load Voltage
75V no-load voltage at 220V input, 65V at 380V input, optimized for different power supply configurations.
Applications
Heavy-Duty Metal Fabrication
Suitable for light to medium metal fabrication projects, ironwork production, door and window processing, and small-scale manufacturing operations requiring reliable 150A output.
Industrial Maintenance & Repair
Ideal for industrial maintenance, general mechanical repairs, equipment servicing, and on-site repair work in facilities with unstable power supplies.
On-Site Construction Work
Perfect for construction sites, building installation, renovation projects, and field welding operations where power quality may vary significantly.
Workshop Fabrication Projects
Well-suited for workshop fabrication, DIY projects, small-scale steel furniture manufacturing, and hobby welding applications requiring portability and reliability.
Summary
The MMA QN 3.2T combines advanced IGBT inverter technology with exceptional 60V-560V input range, delivering 150A maximum output with 60% duty cycle at 40°C in an ultra-compact 5.0kg package. Features include self-adaptive arc force, hot start function, VRD safety (24V with ON/OFF switch), intelligent overload and overheat protection, and digital meter for precise current control. Auto-sensing dual voltage capability (single-phase/dual-phase) accommodates unstable power conditions, making it ideal for regions with challenging electrical environments. Designed for 3.2mm rods with capability to handle 4.0mm rods. Suitable for household welding, light industrial applications, DIY projects, metal fabrication, maintenance and repair, construction work, and workshop fabrication. IP23S protection rating and Class H insulation ensure reliable operation. Ultra-compact dimensions (342×158×283mm) and lightweight design provide exceptional portability. Variable no-load voltage (75V at 220V input, 65V at 380V input) optimized for different power configurations. Modern aesthetics and distinctive design make it perfect for both DIY enthusiasts and professionals requiring reliable performance in challenging power environments.
Exceptional Voltage Tolerance for Unstable Power
The MMA QN 3.2T features an industry-leading 60V-560V input range, providing reliable welding performance in regions with unstable power supplies—ideal for challenging electrical environments where voltage fluctuations are common.
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Core Advantages
Precision Engineering
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Advanced Technology
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Reliable Performance
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Key Benefits
Comprehensive Range
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Expert Support
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Proven Excellence
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