
Helvi
Helvi Unistick 650C Inverter Welder
About this itemCIVIL SPEC APPROVED
- About this item BS EN COMPLIANT
- • Produces Smooth, Consistent Arcs While Welding At A Maximum Output Current Of 650 Amps• Easy-To-Use, Portable, Inverter-Based Welding Machine• Includes Adjustable Wire Feed Speed, Voltage, And Inductance Settings For Optimal Performance• Dc Output With A Wide Range Of Settings, Allowing For Welding Different Thicknesses Of Materials HIGH PERFORMANCE
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Uses & Advantages
Primary Uses
- Helvi Unistick 650C Inverter Welder is a high-performance civil engineering system designed for structural concrete construction.
- Ideal for demanding construction environments requiring long-term durability.
- Engineered to integrate seamlessly with standard Fosroc construction systems.
- Used extensively in commercial, industrial, and infrastructure projects.
Key Advantages
- Helvi Unistick 650C Inverter Welder delivers exceptional durability and long-term performance.
- Formulated specifically to withstand harsh Middle East hot climate conditions.
- Ensures full compliance with international ASTM and British Standards (BS).
- Highly reliable and economical to apply on site.
FEATURES & BENEFITS
High-Performance Civil Engineering System
Helvi Unistick 650C Inverter Welder is formulated for demanding structural applications requiring long-term durability and reliability.
Middle East Climate Approval
Specifically engineered to withstand harsh hot climate conditions and aggressive environmental exposure.
International Standards Compliance
Manufactured under strict ISO 9001:2015 quality control, meeting or exceeding rigorous ASTM and BS requirements.
1.The Helvi Unistick 650C Inverter Welder is a reliable, powerful and versatile welding machine capable of carrying out a range of professional welding jobs. It features dual voltage capability, a reliable and patented long-term cooling system, and sturdy construction that ensures hassle-free operation for many years.
2.This welding machine is suitable for a variety of materials, including mild steel, aluminum, stainless steel and cast iron. It is also able to weld thin to thick plates with ease. In addition, this welding device offers precise, high-speed welding processes with minimal spatter and high quality finish.
3.With its adjustable arc force, this welder is capable of welding in all welding positions with excellent and consistent results. The arc can also be forced with a wide range of adjustability levels, allowing you to weld on delicate materials such as aluminum and stainless steel without burning through.
4.The welding machine is light and compact, allowing you to take it wherever your work requires thanks to its convenient carrying case. Once connected, it is immediately ready to start thanks to the intuitive controls of the device. The Helvi Unistick 650C is powerful enough to take on large welding projects while still remaining user-friendly.
Key Specifications
Key Performance Benefits
Premium Quality
Official certified Helvi chemical formulation.
Gulf Climate Approved
Formulated to perform under high Middle East ambient temperatures.
High Durability
Provides long-term structural performance and service life.
System Compatibility
Designed to work seamlessly with other standard system accessories.
Storage & Handling Guidelines
- Store in cool, dry conditions in original unopened packaging.
- Protect from direct sunlight and frost.

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