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Migatronic Sigma Select 400S Basic 400v MIG/MAG Welder

SKU: 79542118

Select 400 S Basic 5m interconnection

Original price was: £4,915.00.Current price is: £3,471.77. ex. VAT     £4,166.12 inc VAT

Worldwide Delivery
Rated excellent on Google
Over 50 years welding expertise
Free delivery over £85 inc. VAT

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Through years of experience and innovation, Sigma Select is designed for welding in a league of its own. It makes the most complex welding tasks seem easy, and it makes you capable of producing welds of the highest quality in every material – from mild steel to special alloys.

  • Customise Sigma Select to fit your needs
  • Upgrade the machine throughout its entire service life
  • Select welding functions such as DUO Plus, IAC and MigaLog
  • Advanced equipment, simple to operate

Sigma Select is ideal for devoted welders in professional welding productions. The perfect machine for site welding operations and heavy industry.

Modular-based three-phase MIG/MAG and MMA inverter. From basic, manually operated welding machines to advanced 550 amps high-performance pulse welding machines.


What’s In The Box

  • MWF 30 Feed Unit
  • 5m Interconnections
  • 5m Earth
  • 4m Torch


This welding machine will knock you over. Nothing beats it. Designed for intelligent welding beyond the ordinary. Use it for mounting, heavy industry and automate solutions. Ideal for devoted welders in professional wedling products.

Customise Sigma Select to fit your production need, Select your hardware: C or S model, power source and control panel. Select your software: welding program package and intelligent welding functions for easier welding.

Avoid deselecting functions you may need in the future. Sigma Select can instantly adapt to match your current production need. Upgrade your welding set-up by adding programs or functions if new customers make new demands on your welding production.

2 year warranty (3/5 year warranty on selected components – subject to product registration)

For information on software programs, please visit to view and then contact the shop for more details to discuss price and availability. Pictures are for illustration purposes only.

Additional information
Free Delivery

Free Delivery




Click and Collect:
Free Click and Collect with no minimum spend from our warehouse on the Empress Park, Southampton with on-site parking. Once your order has been processed, we will advise you when it is ready for pickup.  Just want advice?  No problem.  Feel free to call in to speak to one of our friendly experts.

EWS Fleet Coverage Areas: 
Southampton | Eastleigh | Winchester | Alton | Farnham | Petersfield | Havant | Hayling Island | Waterlooville | Fareham | Portsmouth | Gosport | Chichester | Arun | Worthing | New Forest | Christchurch | Salisbury | Wiltshire | Test Valley | Basingstoke and Deane | West Berkshire | Reading | Hart | Waverley | East Hampshire | East Dorset | Hampshire | Bournemouth | Poole | Lymington | Ringwood | Verwood | East Preston | Goring-by-Sea | Lancing | Shoreham-by-Sea | Steyning | Bramber | Horsham | Adur

Nationwide Delivery (all items excluding gas cylinders):
Free UK mainland (England, Scotland and Wales) delivery on orders over £85 inc. VAT.
UK mainland delivery is £7.50 inc. VAT on orders under £85 inc. VAT.
UK islands and Northern Ireland shipping costs may vary.

UK Delivery for Gas Cylinders:
Shipping costs for gas cylinders are calculated at checkout once the delivery postcode is entered.

International Delivery:
Please contact us for an accurate delivery quote.

Machine Servicing

We can repair all makes and model welding machines using genuine manufacturer parts.


Successfully calibrated welding equipment can maximise performance through high quality welds. A certified calibration by us will ensure that your welding machine runs to its best capabilities.

Migatronic Sigma Select 400S Basic 400v MIG/MAG Welder

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Original price was: £4,915.00.Current price is: £3,471.77. ex. VAT     £4,166.12 inc VAT
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