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Cea Convex & Convex Pulse Multi Process Welder – 400v
- Achieve professional-quality welds on various materials
- Simplify operation with user-friendly controls
- Minimise rework thanks to reduced splatter and distortion (Convex Pulse model)
- Tackle diverse welding projects with a single machine
- Enjoy easy manoeuvrability for on-site jobs
- Invest in a reliable and long-lasting welding solution
£3,117.00 – £4,435.00 ex VAT


Buy Now, Pay Later In 3 Interest-Free Payments​
Take your welding projects to the next level with the Cea Convex & Convex Pulse Multi Process Welder. This versatile machine is perfect for both experienced welders and enthusiastic DIYers, offering superior performance in MIG/MAG, MMA (stick), and TIG (lift arc) welding processes.
The Cea Convex boasts a user-friendly synergic control panel, simplifying operation. Simply select your material type, wire diameter, and desired gas, and the welder automatically sets the optimal parameters for a flawless weld. But for experienced welders, the ability to fine-tune settings provides ultimate control.
The Convex Pulse takes welding a step further. Its innovative pulse technology minimises splatter and distortion, creating a smooth, professional finish on even the trickiest materials like thin sheet metal, stainless steel, and aluminium. This is ideal for applications requiring superior aesthetics, such as car body repairs or intricate metalwork.
The Cea Convex is also a champion of portability. Its compact and lightweight design makes it easy to manoeuvre around workshops or take on-site for maintenance jobs.
Don’t settle for just any welder. Choose the Cea Convex & Convex Pulse and experience the difference.
Features
- Multi-process welding capabilities (MIG/MAG, MMA, TIG (lift arc))
- User-friendly synergic control panel for effortless operation
- Advanced pulse technology for splatter and distortion reduction (Convex Pulse model)
- Suitable for welding a variety of materials, including mild steel, stainless steel, aluminium, and more
- Ideal for both professional and DIY applications
- Compact and lightweight design for ultimate portability
- Robust construction for long-lasting durability
What’s In The Box
- Convex / Convex Pulse
- 4 rolls of wire Ø 0.8 – 1.0mm (Convex 321 & 325 Pulse) or 1.0 – 1.2mm (Convex 401 & 405 Pulse)
- Programs for Fe – CrNi – Al and TIG / MMA functions
- vision.COLD, vision.ULTRASPEED and ECP (Premium models only)
Ordering
Part No. | Description |
---|---|
004640 | Convex 321 |
004645 | Convex 401 |
004825 | Convex 325 Pulse |
004830 | Convex 405 Pulse |
004640PR | Convex 321 Premium |
004645PR | Convex 401 Premium |
004825PR | Convex 325 Pulse Premium |
004830PR | Convex 405 Pulse Premium |
Resources
Weight | N/A |
---|---|
Dimensions | N/A |
Free Delivery |
Free Delivery |
Brand |
Cea |
Voltage |
400v 3 |
Model |
Convex 321 ,Convex 325 Pulse ,Convex 401 ,Convex 405 Pulse |
Options |
Premium ,Standard |
Warranty |
5 Years |
Amperage |
300A ,350A |
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.

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.