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TELWIN INVERPULSE 40.40 WAVE: Professional Power and Precision in Pulsed Welding
Discover a new era of welding with the TELWIN INVERPULSE 40.40 WAVE, a synergic MIG/MAG inverter welder designed to meet the most demanding tasks of professionals. If you look for uncompromising quality, reliability and advanced technology that really translates into the efficiency of your work and the quality of every weld, this model was made for you. Forget the limits of your equipment, the INVERPULSE 40.40 WAVE is your partner on the most ambitious welding projects.
Imagine a machine that matches the welding parameters intelligently and gives you full control over the process, whatever the material being welded, from carbon and stainless steels to demanding aluminium alloys. Thanks to the innovative WAVE OS system, this welder not only simplifies the setup through advanced synergic programs, it also allows full personalisation and the storing of your own settings, which guarantees repeatability and the highest weld quality. Pulsed welding and double pulse (POP - Puls On Puls) are no longer a luxury but a standard that keeps the heat input low, reduces spatter and gives a faultless look to the weld face, even when working with thin sheet.
The TELWIN INVERPULSE 40.40 WAVE stands for power and versatility. A supply from either a 230V or a 400V mains gives you flexibility in the workshop and in the field. The solid build typical of the established TELWIN brand guarantees long and trouble free use even in hard industrial conditions. By investing in this model you gain not only a tool but above all a technical advantage that will let you raise productivity, lower the cost of secondary operations and lift the quality standard of your services.
Whether you work mainly on steel structures, in the automotive industry, in machine building or on precise repairs, the INVERPULSE 40.40 WAVE gives you the means to reach perfection. Advanced functions such as ATC (Advanced Thermal Control) for thin materials or the ability to weld with flux cored wire open new possibilities and let you meet every challenge. This is not an ordinary welder, it is a centre of advanced welding technology ready for hard work.
Get to Know the Advanced Capabilities of the TELWIN INVERPULSE 40.40 WAVE 230V/400V BASE
Intelligent Welding with WAVE OS: Full Control and Personalisation
The WAVE OS (Welding Advanced Visual Environment) system is the heart and the brain of the INVERPULSE 40.40 WAVE welder and takes the interaction with the machine to a completely new level. This advanced operating system, shown on a clear colour TFT display, offers not only easy access to a large selection of synergic programs optimised for different combinations of material, wire and shielding gas. WAVE OS goes a step further and allows the welder full personalisation of every parameter of the welding process.
With WAVE OS you can set the arc dynamics, the pulse characteristic and the up slope and down slope time, and then store these unique settings as your own programs (JOBs). This is an invaluable function for professionals working on repeat tasks, where identical quality of every weld is the key point. The system also offers the tracking and recording of welding data (data logging), which is needed in industries that require full documentation of the process, for example in production to the EN 1090 standards. WAVE OS is also a diagnostic tool that reports the state of the machine and makes maintenance easier.
Mastery of Pulsed Welding: Aluminium, Stainless Steel, Thin Steel
The TELWIN INVERPULSE 40.40 WAVE is an expert in pulsed MIG/MAG welding. The standard pulse mode gives excellent control over the weld pool, reducing the amount of heat introduced (Heat Input) and keeping the risk of distortion low, which is the key point when welding aluminium alloys and thin stainless and carbon steel sheet. The result is not only a better quality joint but also a good looking weld face with the typical "ripple effect", which often removes the need for grinding.
The machine also offers advanced pulse modes such as POP (Puls on Puls - Double Pulse), which superimposes two different pulse frequencies and gives even better control over the shape and the appearance of the weld, above all when welding aluminium in constrained positions. In addition, technologies such as ATC (Advanced Thermal Control) adjust the arc parameters automatically when welding the thinnest materials, which keeps the process stable and the risk of burn through low. For the welder this means the ability to carry out the most complex tasks with surgical precision and to obtain welds of radiographic quality.
Power, Output and Reliability for Professional Use
The INVERPULSE 40.40 WAVE was built for intensive use in demanding industrial conditions. The maximum output of 400A (with a 400V supply) and a high duty cycle guarantee that thick structural parts can be welded without the fear of overheating the machine. The versatile supply (230V/400V) gives flexibility and adapts to different working conditions, from the workshop to the building site.
The heart of the wire feeding system is a professional 4 roll mechanism that keeps the wire running steadily and precisely, which is critical for the quality and the continuity of welding, above all with long MIG/MAG torches and when working with aluminium or flux cored wire. Everything is enclosed in a solid, damage resistant housing typical of the TELWIN brand, which means a long service life of the machine. Advanced cooling systems for the internal components further increase reliability and allow long work under heavy load. This is an investment that pays back quickly through its productivity and durability.
Technical Specification
| Parameter | Value |
|---|---|
| Full model name | TELWIN INVERPULSE 40.40 WAVE 230V/400V BASE |
| Catalogue number | 816025 |
| EAN code | 8056590373316 |
| Supply voltage (V) | 230 (1ph) / 400 (3ph) - 50/60Hz |
| Maximum welding current (A) | 400 |
| Steel wire diameter (mm) | 0.6 - 1.6 |
| Stainless steel wire diameter (mm) | 0.8 - 1.6 |
| Aluminium wire diameter (mm) | 0.8 - 1.2 |
| Flux cored wire diameter (mm) | 0.9 - 1.6 |
| Number of feed rolls | 4 |
| Synergic programs | YES (WAVE OS) |
| Pulsed MIG/MAG welding | YES |
| Double pulse MIG/MAG welding (POP) | YES |
| ATC function (Advanced Thermal Control) | YES (expected in the WAVE OS system) |
| Protection rating | IP23 |
Key Features and Benefits
- Advanced WAVE OS Operating System with Synergy: The WAVE OS interface changes the approach to MIG/MAG welding from the ground up. It allows not only a choice among numerous precisely calibrated synergic programs for different materials and shielding gases, but also full personalisation of the welding parameters and the storing of your own optimised programs. For a professional this means the machine is ready for work in moments, matched exactly to the specifics of the task, with repeatability of the highest weld quality guaranteed and welding data that can be archived, which is the key point in certified production processes.
- Versatile Pulsed Welding and Double Pulse (POP): Pulsed welding technology, including the advanced double pulse mode (Puls on Puls - POP), is the key to faultless welds, above all on thermally sensitive materials such as aluminium or stainless steel. Precise control of the heat input keeps distortion low, gives excellent penetration and a good looking weld face and at the same time reduces spatter. The professional gains the ability to weld thin materials with a quality close to the TIG method but at much higher output, and to produce welds with an excellent appearance, which often removes the need for extra work.
- Supply Flexibility 230V/400V and High Power: The ability to work from a single phase 230V supply as well as from a three phase 400V supply makes the INVERPULSE 40.40 WAVE a very universal tool. The high maximum current (up to 400A) and a suitable duty cycle allow thick sections to be welded and demanding structural projects to be carried out. For the welder this means full mobility and readiness for work in typical workshop conditions, from the workshop to the building site, with no compromise on the available power and output.
- Precise Thermal Control (ATC - Advanced Thermal Control): The dedicated ATC function, integrated with the WAVE OS system, gives excellent control over the arc and over the heat input when welding very thin materials. The system modulates the arc energy intelligently, prevents burn through and keeps distortion low, which is critical when working with body panels or thin walled stainless steel sections. The professional receives a tool that allows strong and good looking welds on material even below a millimetre thick, which was earlier the domain of the TIG method.
- Solid 4 Roll Wire Feeder: The reliability of the welding process depends to a large degree on the steadiness of the wire feed. The INVERPULSE 40.40 WAVE is fitted with a professional 4 roll feed mechanism that guarantees smooth and precise delivery of the welding wire to the torch, even with long torch leads or when working with soft aluminium wire. For the expert this means a stable and smooth welding arc and a lower risk of wire jams, which means better weld quality and fewer stoppages at work.
Product Applications
- Heavy industry and the production of steel structures (halls, bridges, machines)
- Shipbuilding and offshore industry (welding of hulls, platforms)
- Automotive (accident repair of aluminium and steel bodies, production of components)
- Production of agricultural and industrial machines and equipment
- Welding of pipelines and pressure vessels
- Maintenance and overhaul work in industrial plants
- Metalworking and service workshops that specialise in welding aluminium and stainless steel
- Welding of architectural elements and railings from stainless steel and aluminium
Summary: TELWIN INVERPULSE 40.40 WAVE 230V/400V BASE, Your Best Investment
The TELWIN INVERPULSE 40.40 WAVE is not only a welder, it is your command centre for advanced welding processes. Thanks to the WAVE OS system that sets a new standard, to unmatched precision in pulsed welding and to strong power, you can meet every challenge and reach welds of the highest quality and appearance. Whether you work with steel, aluminium or stainless steel, this machine will give you a technical advantage and raise your productivity.
Invest in the future of your workshop. Choose the TELWIN INVERPULSE 40.40 WAVE and see the difference that Italian engineering combined with the latest welding technology makes. Contact us today to learn more and to receive an individual offer matched to your needs.
Catalogue number: 816025
EAN code: 8056590373316







