Telwin Mastermig 270/2 vs Telwin MASTERMIG 400

Technical comparison · MIG/MAG welding (wire feed)

In brief

Mastermig 270/2 and MASTERMIG 400 are two mig/mag welding (wire feed) in a similar class. Choose Mastermig 270/2 if price matters more; choose MASTERMIG 400 if max wire diameter matters more.

Parameter
Telwin Mastermig 270/2 Mastermig 270/2 Telwin F4 · Semi-professional
Telwin MASTERMIG 400 MASTERMIG 400 Telwin F4 · Semi-professional
Identity
Use tier F4 — Semi-professional F4 — Semi-professional
Price
Price (€) ~1800–2200 € ~1900–2500 €
Universal specs
Dimensions (W×D×H) (cm) 45.3 × 87 × 80 cm 56.5 × 94.5 × 83 cm
Weight (kg) 66 kg 104 kg
Power (W) 9000 W 20000 W
Voltage (V) 400 V 400 V
Maximum speed 20000 mm/min 20000 mm/min
Category specs
Welding type MIG/MAG MIG/MAG
Max wire feed speed (m/min) 20 m/min
Max welding current (A) 270 A 400 A
Max wire diameter (mm) 1.2 mm 1.6 mm
Duty cycle (rated current) (%) 25 %
Synergic control False False
Power source technology Transformer Transformer
Aluminium ready True True
Pulse capable False False
Input voltage Dual voltage 400 V (three-phase)
Supported spool Ø300 mm (~15 kg) Ø300 mm (~15 kg)
Ecosystem
Cloud dependency No No
Software notes As a step-regulated transformer welding machine, it features no management software or digital interface. Parameter control is purely electromechanical via selectors on the front panel, providing 10 positions for voltage adjustment along with potentiometers for manual regulation of wire feed speed and spot-welding time.

The differences that matter

  • Max wire diameter: Mastermig 270/2 1.2 mm vs MASTERMIG 400 1.6 mm — MASTERMIG 400 wins (+33%)
  • Price: Mastermig 270/2 2000 € vs MASTERMIG 400 2200 € — Mastermig 270/2 wins (+10%)

Which one to choose

Choose Mastermig 270/2 if…

you value price.

See the Mastermig 270/2 sheet →

Choose MASTERMIG 400 if…

you value max wire diameter.

See the MASTERMIG 400 sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.