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Welding Supplies Direct & associated company TWS Direct Ltd is an online distributor of a wide variety of welding supplies, welding equipment and welding machine. We supply plasma cutters, MIG, TIG, ARC welding machines and support consumables to the UK, Europe and North America.

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Miller STH 270 TIG Welder - 3 Phase - Premier Finance

In stock
£2,759.32 £2,299.43

Supplied with Machine, WP26 TIG Torch, Regulator & Gas Hose


  • Inverter-based, DC power source has a simple-to-use operator interface providing only the necessary controls in a compact machine. 
  • Best in class Stick and TIG arc characteristics for those demanding jobs. 
  • Portable in the shop or at the job site - at 6KG the shoulder strap allows the end user to easily move from location to location. 
  • Built-in pulsing capabilities allow the operator to select from four fixed pulse frequencies to satisfy the application. 
  • HF Start for non-contact arc starting that eliminates tungsten or material contamination. 
  • Dual Fan technology an optimised power source cooling system which enables the machine to operate at a lower temperature.
  • Terminal overload protection with indicator lights helps prevent the machine damage if the duty cycle is exceeded or airflow is blocked. 
  • Digital meter with presetting, shows preset current before welding and actual value during welding. 
  • Lift TIG function, support TIG welding with Lift TIG start without the risk of tungsten contamination. 
  • Adjustable Hot StartTM for Stick arc starts. Adjust the optimal start current for the application. 
  • Adjustable Arc forceTM prevents sticking. Adjust the optimal arc force value.


  • Input Power - 400V 3 Phase
  • Rated Output - 180A @ 100 % Duty Cycle 
  • Amperage Range - TIG: 5 - 270A MMA: 5 - 270A 
  • Max Open Circuit Voltage - 50V
  • Amps Input - 32A
  • Dimensions - H: 568MM W: 219MM D: 345MM
  • Weight - 26KG
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