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TELWIN SUPERIOR PLASMA 70: precise cutting with a dual supply voltage 230V/400V.
Meet the TELWIN SUPERIOR PLASMA 70, a plasma cutter built for demanding metal cutting work. Designed by Italian engineers for exacting specialists and for ambitious private users, this machine combines 70 Amp of cutting power with a supply that accepts both single-phase 230V and three-phase 400V. Whether you work in a well equipped workshop or on site with limited access to a three-phase network, the SUPERIOR PLASMA 70 adapts to the supply available and keeps the cutting parameters in the right range.
Work without compromise. With the TELWIN SUPERIOR PLASMA 70, everyday tasks such as cutting thick plate, complicated shapes or varied materials, from carbon steel through stainless steel to aluminium, copper and brass, become simpler and faster. Telwin solutions such as contact striking of the pilot arc give a clean start with no electromagnetic interference (HF Free) and protect sensitive electronic devices around you. That counts for professionals who value reliability and safety.
The SUPERIOR PLASMA 70 is about more than power and versatility, it also stands for quality and precision. Every cut comes out smooth, with little dross and little thermal distortion, which shortens the time needed for further work on the material. That means real savings in time and money and a better finished part. The plasma arc control system adjusts the parameters as the work goes on and keeps the process stable even when cutting mesh or perforated material.
Built from high quality components and closed in a solid, compact housing, the TELWIN SUPERIOR PLASMA 70 is made for heavy use in hard industrial conditions. Indicators on the front panel report the state of the machine, the presence of voltage, tripping of the thermal protection or problems with air pressure, which makes diagnosis easier and keeps the work going. Supplied with accessories (+ACC.), you get a complete tool ready to work from the first moment.
Choosing the TELWIN SUPERIOR PLASMA 70 means choosing technology that raises your output, the quality of your work and your standing on the market. It is a dependable partner for any professional who does not accept half measures and expects the highest standard from the equipment.
Advanced capabilities of the TELWIN SUPERIOR PLASMA 70 230V/400V + ACC.
Supply flexibility: full 70A power wherever you are (230V/400V)
One of the main advantages of the TELWIN SUPERIOR PLASMA 70 is its ability to run on two supply voltages: single-phase 230V and three-phase 400V. That opens new options for professionals and removes the limits set by the power infrastructure on a given site. The machine recognises the connected supply and sets its parameters for the best output.
On site, on a building plot or in a smaller workshop, where a three-phase network may be hard to reach or simply absent, the SUPERIOR PLASMA 70 runs on 230V and still gives solid cutting power (up to 40A). In industrial conditions, connected to a 400V network, it releases its full 70A and cuts even the thickest materials in its range at speed. That versatility means no compromise, you no longer choose between mobility and power. One machine covers the work, wherever it stands.
Cutting precision and speed: Telwin technology for clean results
The TELWIN SUPERIOR PLASMA 70 offers more than raw power, above all controlled plasma cutting technology that holds quality and efficiency. At the centre of the machine sits a control module that watches the plasma arc parameters and corrects them as it works. The cut stays stable even on material with an uneven surface, rusted or covered with paint.
The purpose built plasma torch and nozzle system produce a tightly focused plasma jet, which gives a narrow kerf, low thermal distortion and smooth, clean edges. That brings a clear reduction in finishing work, such as grinding or removing dross. Professionals will also value cutting mesh and perforated material without losing the arc, which the pilot arc makes possible. Cutting speed together with cut quality raises productivity and profitability on the jobs you run.
Reliability in normal workshop conditions: Italian build quality and durability of the Superior Plasma 70
Telwin plasma cutters from the Superior line are designed and made in Italy, which stands behind high quality standards and care for detail. The SUPERIOR PLASMA 70 was built for heavy use in industrial, construction and workshop conditions. Its solid metal housing protects the internal components against mechanical damage, dust and moisture (protection rating IP23).
The electronics inside are kept from overheating by fan cooling and a thermostatic cut-out. The machine also carries overvoltage and undervoltage protection and an air pressure monitor that signals any problem. These protection systems together give the cutter a long working life and keep downtime and costly repairs low. For a professional that means the purchase is safe and the tool will serve for years.
Controlled arc striking: a clean start and protection for your equipment
The TELWIN SUPERIOR PLASMA 70 uses contact striking of the pilot arc (Contact Striking of Pilot Arc). Unlike traditional high frequency striking (HF), this method produces no electromagnetic interference. That counts in places where other sensitive electronics run, such as CNC controllers, computers or measuring systems.
No HF emission means safer work for the electronics around you and less wear on the electrode and the nozzle, which lowers running costs. Striking is simple: touch the material with the torch and the pilot arc starts, then passes into the main cutting arc as you lift the torch away. This solution gives a sure and fast start to the cut every time, including on rusted or painted surfaces, which speeds up the work and makes it easier on the operator.
Technical specification
| Parameter | Value |
|---|---|
| Full name | TELWIN SUPERIOR PLASMA 70 230V/400V + ACC. |
| Catalogue number | 816170 |
| EAN code | 8004897996493 |
| Supply voltage (V) | 230 (1ph) / 400 (3ph) - 50/60Hz |
| Cutting current range (A) | 20 - 70 |
| Maximum cutting thickness (carbon steel) (mm) | 25 |
| Duty cycle (EN60974-1 @ 40°C) at 400V | 70A @ 40% ; 50A @ 60% |
| Duty cycle (EN60974-1 @ 40°C) at 230V | 40A @ 40% ; 30A @ 60% |
| Open circuit voltage (V) | 405 |
| Maximum power input (kW) | 5.5 (230V) / 10 (400V) |
| Maximum current input (A) | 25 (230V) / 16 (400V) |
| Power factor (cos phi) | 0.7 (230V) / 0.8 (400V) |
| Mains protection (A) | 25 (230V) / 16 (400V) |
| Required compressed air pressure (bar) | 4 - 5 |
| Compressed air flow (l/min) | 120 |
| Arc striking type | Contact with pilot arc (Contact striking of pilot arc) |
| Protection rating | IP23 |
| Dimensions (L x W x H) (mm) | 475 x 170 x 340 |
| Weight (kg) | 16.8 |
Key features and benefits
- Dual voltage supply (230V/400V): This feature lets you connect the cutter both to a standard single-phase 230V network and to a stronger three-phase 400V network, with the working parameters set automatically. For a professional that means full mobility and work in almost any conditions, from workshops to building sites, without a second machine or a transformer. You gain reach and independence in daily work.
- Cutting power up to 70A: With a high cutting current, the SUPERIOR PLASMA 70 handles thick material and cuts carbon steel up to 25 mm. You can take on many kinds of jobs, from precise cuts in thin sheet to fast severing of heavy structural sections, which raises output and saves time.
- Precise pilot arc contact striking (Contact Striking): Contact striking without high frequency (HF Free) gives a clean and sure start to every cut. It removes the risk of electromagnetic interference that could disturb other electronic devices nearby, for example CNC controllers or computers. The gain is safer work, protected equipment and a cutter you can use in places sensitive to interference.
- Arc control and cut quality: The plasma arc control systems in the SUPERIOR PLASMA 70 hold a stable, concentrated arc, which gives clean and smooth cut edges with a small heat affected zone and very little dross. For the user that cuts finishing work such as grinding and deburring by as much as 70%, saves consumables and leaves a cut ready for the next process without extra machining.
- Solid construction and high reliability: The machine was designed for heavy use in demanding industrial conditions. A tough housing, good components and the protection systems (thermal, overvoltage, air pressure monitoring) give it a long life and trouble free running. A professional gains the certainty that the tool will meet daily demands and will not fail at a critical moment, which keeps downtime low.
- Complete set ready for work (+ACC.): The SUPERIOR PLASMA 70 is supplied with the accessories needed, including a good plasma torch and an earth cable. After unpacking and connecting compressed air you can start cutting. That saves time and the extra cost of collecting equipment, so you can get on with the job.
- Clear control panel with LED signalling: The front panel carries LED indicators that report the state of the machine, such as the presence of voltage, tripping of the thermal protection or incorrect air pressure. Problems can be traced quickly and you keep control over the cutting process, which for a professional means better efficiency and safer work.
Product applications
- Cutting structural, stainless, acid resistant and galvanised steels in heavy and light industry.
- Dismantling work and preparation of structural parts on building sites.
- Repair and modification of car bodies, vehicle frames and farm machinery in car and mechanical workshops.
- Production and restoration of metal parts in metalworking and craft shops.
- Cutting aluminium, copper, brass and other non-ferrous metals in varied applications.
- Cutting holes and complicated shapes, gouging and bevelling edges.
- Maintenance in production plants and fast removal of damaged parts.
Summary: TELWIN SUPERIOR PLASMA 70 230V/400V + ACC. - your best investment
The TELWIN SUPERIOR PLASMA 70 is more than a plasma cutter, it is a dependable partner in any task that calls for precise and efficient metal cutting. With the 230V/400V supply flexibility, 70A of cutting power and Telwin technology, you get a tool that handles the hardest jobs and raises the quality of your work. Leave compromises behind and choose Italian engineering that stands for reliability, precision and long life.
Do not wait. Contact us today to learn more or to order your TELWIN SUPERIOR PLASMA 70 and see the difference professional equipment makes in your hands.
Catalogue number: 816170
EAN code: 8004897996493







