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Technical parameter

Input~3× 400V ± 10% 50 / 60 Hz

MIG welding current80 - 420A

MIG duty cycle60%

Output working voltage18 - 35V

Wire feederseparated, 4 - roll gear

Welding wire spool≤ 15kg / ∅200/300mm

Wire diameter0.8 / 1.0 / 1.2 / 1.6mm

2T/4T controlyes

Additional MIG functionsBurn Back, inductance, gas test, wire test

MMA welding current30 - 420A

Current consumpiton30.7A

Power factor (cosφ)0.93

Efficiency η85%

Insulation classF

Protection classIP21S

Weight88,5kg

Dimensions1060 x 420 x 1145mm

MAXIMUM POWER IN A SIMPLE FORM

SPARTUS EasyMIG 420H is an advanced industrial Tower-type MIG/MAG welding system designed for the most challenging applications. High efficiency, a stable arc, and a construction built for heavy-duty use make it an excellent choice for production environments, steel structure fabrication, and industrial operations.

MIG/MAG welding – full control and high productivity

EasyMIG 420H enables MIG/MAG welding across a wide current range – from 80 to 420 A. Precise adjustment of voltage, wire feed speed (2–18 m/min), and inductance allows the parameters to be perfectly matched to the material type and thickness.
The high-quality four-roll wire feeder ensures stable wire feeding even with long welding torches, while functions such as 2T/4T, Burn Back, and wire test provide excellent process control.

The machine supports wire diameters from 0.8 to 1.6 mm and accepts wire spools up to 15 kg. The separate wire feeder and robust transport trolley significantly increase working range and convenience.

MMA welding – versatility and power

SPARTUS EasyMIG 420H also offers MMA welding with a current range of 30–420 A. It is an ideal alternative when fast welding of steel elements without shielding gas is required. A stable arc, smooth regulation, and resistance to fluctuations in mains voltage ensure high-quality welds even in demanding workshop conditions.

EasyMIG 420H

Control system – precision and simplicity

The modern control panel with digital current and voltage displays allows intuitive setup of all welding parameters. Dedicated adjustment knobs provide quick access to voltage, current, and inductance settings, while function buttons enable gas test or Burn Back activation.
Clear readouts and a logical layout ensure comfortable operation even when wearing welding gloves.

Industrial-grade construction

EasyMIG 420H is an inverter power source with 85% efficiency and a power factor of cos φ = 0.93. Three-phase 400 V power supply guarantees stable operation under heavy load.
The machine is mounted on a solid steel trolley with a handle and space for a large shielding gas cylinder. High build quality and IP21S protection rating ensure safe and reliable operation in enclosed workshop environments.

EasyMIG 420H
EasyMIG 420H

EquipMenT

All welders from the SPARTUS Easy series are delivered as complete sets — everything needed to start working immediately.

Package equipment: 
• EasyMIG 420H
• separated wire feeder 4R
• driving set
• cable connection set 5m
• MIG gun SPP 360 3m
• 2 x guide roller 1.0 – 1.2V fi37
+ additionally 2 x guide roller 0.8 – 1.0V fi37
                       2 x guide roller 1.0 – 1.2R fi37
• 3m work clamp 
• user’s manual

SPARTUS EasyMIG 420H is a powerful and dependable welding system designed for industrial applications. It combines intuitive operation with precise parameter control, a wide adjustment range, a robust four-roll feeder, 400 V three-phase power supply, and a construction ready for intensive use.
Perfect for production plants, steel fabrication shops, and service facilities that expect maximum performance and durability.

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