IGBT WELDING INVERTER MACHINE 140A MODEL 1414
IGBT WELDING INVERTER MACHINE 140A MODEL 1414
Output Curren: 30-140 A
Input Voltage: 220-240 V
Output Voltage: 25.6 V
Efficiency: 80%
Product Accessories
2pcd male socket
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Product Description
The Tosan 140A IGBT Inverter Welding Machine – Model 1414 (Made in China) is a highly efficient and powerful device from Tosan’s welding and cutting tools series.
This unit delivers a maximum output current of 140 amps, providing stable performance for a wide range of welding applications.
Equipped with three 330μF capacitors and an advanced IGBT inverter system, it minimizes power loss while maximizing efficiency and welding stability.
The machine features a powerful cooling fan to prevent overheating during prolonged operation, ensuring longer service life and consistent output.
With a compact design and a lightweight body of only 1.8 kg, this inverter welder offers excellent portability and ease of use for both professional and workshop environments.
Product Specifications
Additional information
| Minimum Output Current | 30 A |
|---|---|
| Maximum Output Current | 140 A |
| Minimum Input Voltage | 220 V |
| Maximum Input Voltage | 240 V |
| Output Voltage | 25.6 V |
| Maximum Input Current | 20.6 A |
| Input Frequency Range | 50–60 Hz |
| Maximum Power Consumption | 4.5 kW |
| Efficiency | 80% |
| Duty Cycle | 25% @ 140A |
Product Videos
Product technical features
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Capable of continuous welding with 1.6–2.5 mm electrodes and intermittent welding with 3.0 mm electrodes
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Compatible with all types of alloy electrodes
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25% duty cycle at maximum current output (140A)
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Supports connection to generators rated above 5 kW
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Equipped with two high-quality IGBT modules (type 60T65)
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Digital display for output amperage monitoring
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VRD (Voltage Reduction Device) system for enhanced operator safety and reduced electric shock risk
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Anti-Stick system prevents electrode sticking to the workpiece
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Automatic Arc Force adjustment for stable arc voltage and optimal weld penetration
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Fitted with three 330μF capacitors for improved current stability
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IGBT inverter technology for higher efficiency and reduced power loss
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Durable metal body with reinforced front and rear panels
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1.3-meter power cable (3×2.5 mm²) with grounded plug
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Equipped with a 25A power switch for reliable protection
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Includes a 50A diode bridge and 30A relay for enhanced circuit performance
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High-speed cooling fan operating at 4000 RPM
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Temperature warning system (OC) with sensor and indicator light for overheat protection
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Half-bridge switching circuit design for optimal performance and energy efficiency
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High-quality transformer and PCB for stable operation
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Automatic protection cut-off system for overload and overheat safety
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Supports dual welding modes: TIG and MMA (Shielded Metal Arc Welding)
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Single-board control system for efficient circuit management
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SMT (Surface Mount Technology) board assembly for superior durability and precision
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Protection class: IP21S
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Insulation class: F
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Cooling system: Air-cooled with axial fan
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