Telwin Digital Modular 230 Handheld Spot Welder (823016)
The Telwin Digital Modular 230 Handheld Spot Welder (823016) is a powerful, single phase (230V) resistance welding machine designed for precision and ease of use. Microprocessor controlled with advanced digital control and pulse mode, it is capable of welding up to 2+2mm sheet metal. Ideal for professional fabrication, automotive, and repair applications requiring consistent, high-quality spot welds.
Telwin Digital Modular 230 Handheld Spot Welder.
The Telwin Digital Modular 230 Handheld Spot Welder is engineered to deliver accurate and repeatable spot welding results across a wide range of sheet metal applications. Featuring a microprocessor-controlled system with advanced Fuzzy Logic technology, this spot welder automatically adjusts welding parameters such as current and time based on material thickness, reducing setup time and improving weld consistency.
Designed for versatility, this 230V single phase spot welder offers both continuous and pulse welding modes, making it suitable for working with HSS, galvanised and oxidised sheet metals. Its ergonomic design, adjustable arm pressure and thermal protection ensure reliable performance in demanding workshop environments.
Features
- Microprocessor controlled with advanced Fuzzy Logic system for precise welding control
- Automatic adjustment of welding current and time based on material thickness
- Pulse mode for welding HSS, galvanised, and oxidised sheet metal
- Continuous and pulse welding options for increased versatility
- Capable of welding up to 2 + 2 mm sheet metal
- Single phase 230V power supply for workshop compatibility
- Adjustable arm pressure from 40 to 120 kg (with 120 mm arms)
- Ergonomic, thermally insulated handgrip for operator comfort
- Built-in thermal protection for safe operation
Technical Data
- Product Code: 823016
- Mains Voltage: 230 V (Single Phase)
- Frequency: 50 / 60 Hz
- Max Spot Welding Current: 6900 A
- No Load Voltage: 2.5 V
- Rated Power (X=50%): 1.4
- Fuse: 25 A
- Power Factor: 0.9
- Max Weld Thickness: 2 + 2 mm
- Duty Cycle: 1.5%
- Protection Degree: IP20
- Dimensions: 44 x 10 x 18.5 cm
- Weight: 10.5 kg
- Warranty: 1 Year
Why Choose the Telwin Digital Modular 230?
The Telwin Digital Modular 230 handheld spot welder is an excellent choice for professionals who need reliable, high-performance resistance welding with minimal setup. Its intelligent microprocessor control, automatic parameter adjustment and pulse welding capability make it ideal for modern materials and demanding applications. Whether in automotive repair or metal fabrication, this digital spot welder delivers consistent, high-quality results while saving time and improving efficiency.
| Brand | Telwin |
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This spot welder is suitable for welding mild steel, high-strength steel (HSS), galvanised, and oxidised sheet metal, making it ideal for automotive and fabrication applications.
The Telwin Digital Modular 230 can weld sheet metal up to 2 + 2 mm thickness, making it suitable for a wide range of repair and fabrication tasks.
Yes, thanks to its microprocessor-controlled Fuzzy Logic system, the machine automatically adjusts welding current and time based on the material thickness, helping to ensure consistent results.
Pulse mode allows better control of heat input, making it ideal for welding high-strength steel, galvanised, or oxidised materials where precision is important and overheating needs to be avoided.
Yes, the 230V single phase power supply makes it ideal for workshop environments, garages, and mobile repair work without requiring industrial power.
Yes, it includes built-in thermal protection to prevent overheating and ensure safe, reliable operation during use.
For UK Mainland orders, this product is typically sent via Next Working Day Courier service.
Orders placed before 3pm will be dispatched the same day Monday - Friday. Orders placed after 3pm on Friday will be dispatched on Monday.
For full details, please visit our Delivery Information page.
Hints and Tips for Using Telwin Digital Modular 230 Spot Welder
Let the machine do the work
The microprocessor and Fuzzy Logic system are designed to automatically adjust welding parameters for you. In most cases, it is best to allow the machine to select the correct settings rather than manually adjusting, especially when working with varying material thicknesses.
Choose pulse mode for delicate materials
When working with high-strength steel, galvanised, or oxidised sheet metal, pulse mode can help provide better control over heat input. This can reduce the risk of burning through thinner materials and improve overall weld quality.
Apply consistent arm pressure
Maintaining steady and appropriate arm pressure is important for achieving strong, consistent spot welds. Adjust the pressure within the recommended 40–120 kg range depending on the material being welded.
Keep contact surfaces clean
For the best results, ensure the sheet metal surfaces are clean and free from dirt, grease, or heavy oxidation. Clean contact points help improve conductivity and produce stronger welds.
Allow for cooling during use
With a low duty cycle, it is important to give the machine time to cool between welds. This helps protect internal components and ensures consistent performance over time.
Use thermal protection as a guide
If the thermal protection activates, it is a sign that the machine needs time to cool down. Allowing proper cooling periods will help extend the lifespan of the spot welder.
Practice on scrap material first
If you are working with a new material or thickness, it can be helpful to test on scrap pieces first. This allows you to understand how the machine responds and refine your technique before starting your main project.



