Migatronic Sigma Core 400v MIG Welder
- Increased productivity: Weld faster and more efficiently with a machine designed for performance
- Reduced downtime: Simple operation and robust construction minimise maintenance needs
- Superior weld quality: Achieve clean, consistent welds every time
- Versatility: Weld a wide range of materials and thicknesses with ease
- Lower operating costs: Energy-efficient design helps keep your welding costs down
£1,930.00 – £5,309.00
Buy Now, Pay Later In 3 Interest-Free Payments​
Unleash Peak Performance with the Migatronic Sigma Core 400v MIG Welder
Experience the pinnacle of industrial welding with the Migatronic Sigma Core 400v MIG Welder. This powerhouse machine, designed and manufactured by industry leader Migatronic, delivers exceptional performance for professional welders tackling demanding applications.
Unmatched Simplicity, Uncompromising Results:
The Sigma Core 400v prioritises user experience by offering a streamlined control panel that prioritises core welding functions. Don’t get bogged down by complex menus – focus on achieving clean, consistent welds with every pull of the trigger. This intuitive design is ideal for experienced welders seeking a machine that prioritises efficiency and productivity.
Built to conquer diverse projects:
- Weld with Confidence: The Sigma Core 400v tackles a wide range of materials, including mild steel, stainless steel, and aluminium. Its robust design and high output current (400A) make it perfect for welding thick plates and complex steel structures in fabrication shops, construction sites, and industrial environments.
- Unwavering Reliability: Engineered with robust components and Migatronic’s commitment to quality, the Sigma Core 400v is built to withstand the rigors of everyday industrial use. Reduced downtime translates to increased productivity and a lower total cost of ownership.
- Energy Efficiency at its Finest: Experience significant cost savings with the Sigma Core’s energy-efficient design. This translates to lower operating costs and a reduced environmental footprint for your business.
Features
- Simplified Control Panel: Intuitive interface with clearly marked controls for essential welding parameters, minimising setup time and maximising welding efficiency. Focus on the weld, not complex menus.
- High Output Current (400A at 60% Duty Cycle): Enables welding of thick materials and tackling demanding industrial applications with ease. Provides ample power for consistent, high-quality welds.
- Versatile Material Compatibility: Capable of welding a wide range of materials, including mild steel, stainless steel, aluminium (with appropriate wire and gas), and other alloys, offering flexibility for diverse projects.
- Robust and Durable Construction: Built with heavy-duty components and a rugged chassis to withstand the rigors of demanding work environments, ensuring long-lasting performance and reliability.
- Energy-Efficient Design: Incorporates advanced inverter technology and optimised power management to minimise energy consumption, reducing operating costs and environmental impact.
- Precise Arc Control: Delivers a stable and consistent arc, resulting in smooth, clean welds with minimal spatter and improved weld quality.
- Integrated Wire Feed System (or Separate Wire Feeder Option): Offers precise and consistent wire feeding for optimal welding performance. Separate wire feeder models enhance maneuverability for welding in difficult-to-reach areas.
- 4-Roll Wire Feed System: Provides superior wire feeding control and minimises wire deformation, especially beneficial for softer wires like aluminium.
- Burn-Back Control: Prevents the welding wire from sticking to the workpiece after welding, ensuring a clean finish and reducing downtime.
- Gas Pre-Flow and Post-Flow Control: Optimises gas usage and protects the weld pool from oxidation, resulting in higher quality welds and reduced gas consumption.
- 2T/4T Trigger Control: Offers flexibility for different welding techniques. 2T (2-Touch) for short welds and 4T (4-Touch) for longer welds, reducing operator fatigue.
- Overload and Thermal Protection: Built-in safety features that protect the machine from damage due to excessive current or temperature, ensuring long-term reliability and operator safety.
- Easy Access for Maintenance: Designed for easy access to internal components for routine maintenance and servicing, minimising downtime.
- Optional Intelligent Gas Control (IGC): Further reduces gas consumption by automatically adjusting gas flow based on welding parameters.
- Compatibility with Various Torches and Consumables: Offers flexibility to choose the right torch and consumables for specific welding applications.
- Digital Display: Provides clear and accurate display of welding parameters for precise control and monitoring.
- Euro Connector for Torch Connection: Standardised connection for easy torch replacement and compatibility.
- Suitable for a Wide Range of Wire Diameters: Accommodates various wire sizes to suit different welding applications and material thicknesses.
- Meets Relevant Industry Standards: Complies with all applicable safety and performance standards for welding equipment.
Ordering
| Part No. | Description |
|---|---|
| 79543010 | 230A – Compact – Air Cooled – Graphic Control Panel |
| 79543012 | 230A – Compact – Air Cooled – Graphic Control Panel – Boost |
| 79543015 | 270A – Compact – Air Cooled – Graphic Control Panel |
| 79543017 | 270A – Compact – Air Cooled – Graphic Control Panel – Boost |
| 79542711 | 300A – Compact – Air Cooled – Graphic Control Panel |
| 79542716 | 300A – Compact – Water Cooled – Graphic Control Panel |
| 79542721 | 400A – Compact – Air Cooled – Graphic Control Panel |
| 79542726 | 400A – Compact – Water Cooled – Graphic Control Panel |
| 79542731 | 550A – Compact – Air Cooled – Graphic Control Panel |
| 79542736 | 550A – Compact – Water Cooled – Graphic Control Panel |
| 79542751 | 300A – Separate – Air Cooled – Graphic Control Panel |
| 79542756 | 300A – Separate – Water Cooled – Graphic Control Panel |
| 79542761 | 400A – Separate – Air Cooled – Graphic Control Panel |
| 79542766 | 400A – Separate – Water Cooled – Graphic Control Panel |
| 79542771 | 550A – Separate – Air Cooled – Graphic Control Panel |
| 79542776 | 550A – Separate – Water Cooled – Graphic Control Panel |
More configurations and accessories available. Please contact us.
What’s In The Box
Compact
- Migatronic Sigma Core
- 8.5m mains supply cable
- 3m earth cable and clamp
- 2.2m diffusion slow gas hose
- 0.8v wire drive rolls
- Handle
- Torch holder
- Trolley with bottle carrier and chain
- LED light in wire console
Separates
- Migatronic Sigma Core
- 1.5m interconnection with quick connection
- 8.5m mains supply cable
- 3m earth cable and clamp
- 2.2m diffusion slow gas hose
- Wire drive rolls
- Torch holder
- Trolley with bottle carrier and chain
- LED light in wire console
Applications
- Steel fabrication shops
- Construction sites
- Shipbuilding and repair
- Heavy equipment manufacturing
- Petrochemical and pressure vessel applications
- Maintenance and repair
Resources
Take your welding operation to the next level with the Migatronic Sigma Core 400v MIG Welder. Order yours today and experience the difference.
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Free Delivery |
Free Delivery |
| Brand |
Migatronic |
| Model |
230 ,270 ,300 ,400 ,550 |
| Size |
Compact ,Separate |
| Cooling |
Air/Gas ,Water |
| Options |
Boost ,N/A |
| Voltage |
400v |
| Phases |
Three Phase |
| Amperage |
300A ,400A ,550A |
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:Â
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.
| 300 | 400 | 550 | |
|---|---|---|---|
| Current range | 15-300 A | 15-400 A | 15-550 A |
| Mains voltage +/- 15 % | 3 × 400 V | 3 × 400 V | 3 × 400 V |
| Fuse type C | 16 A | 20 A | 35 A |
| Mains current, effective | 11.0 A | 17.5 A | 27.2 A |
| Power, 100% | 9.0 kVA | 12.1 kVA | 18.9 |
| Efficiency | 85 % | 85 % | 90 % |
| Power factor | 0.90 | 0.90 | 0.90 |
| Minimum generator size | 16 kVA | 27 kVA | 40 kVA |
| Duty cycle 100 %/20 °C (MIG) | 290 A/28.5 V | 345 A/31.5 V | 475/37.8 |
| Duty cycle max./20 °C (MIG) | - | 400 A/65 %/34.0 V | 550 A/60 %/41.5 V |
| Duty cycle 100 %/40 °C (MIG) | 220 A/25.0 V | 300 A/29.0 V | 430 A/35.5 V |
| Duty cycle 60 %/40 °C (MIG) | 240 A/26.0 V | 370 A/32.5 V | 510 A/39.5 V |
| Duty cycle max./40 °C (MIG) | 300 A/25 %/29.0 V | 400 A/50 %/34.0 V | 550 A/50 %/41.5 V |
| Application class | S/CE | S/CE | S/CE |
| Protection class | IP 23S | IP 23 | IP 23 |
| Standard | IEC60974-1. IEC60974-10 Cl. A | IEC60974-1. IEC60974-10 Cl. A | IEC60974-1. IEC60974-10 Cl. A |
| Dimensions C (HxWxL) | 700 mm × 260 mm × 735 mm | 700 mm × 260 mm × 735 mm | 700 mm × 260 mm × 735 mm |
| Dimensions S (HxWxL) | 454 mm × 260 mm × 735 mm | 454 mm × 260 mm × 735 mm | 454 mm × 260 mm × 735 mm |
| Weight C | 36.9 kg | 52 kg | 53 kg |
| Weight S | 26 kg | 35 kg | 36 kg |
| Mains current, max. | 15.4 A | 26 A | 39.2 A |
| Power, max. | 10.7 kVA | 18 kVA | 27.1 kVA |
| Open circuit voltage | 50-60 V | 65-70 V | 75-80 V |
Machine Servicing
We can repair all makes and model welding machines using genuine manufacturer parts.
Calibrations
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.
