SUNKKO SPOT WELDING MACHINE 709AD WITH 70B

## SUNKKO 709AD With 70B Battery Spot Welder Transformer Inversion Pulse Welding Machine

The SUNKKO 709AD with 70B Battery Spot Welder is a professional high-power transformer inversion pulse welding machine specially designed for lithium battery pack assembly, battery repair, circuit board soldering, and industrial spot welding applications. Combining precision pulse spot welding and thermostatic anti-static soldering functions in one machine, the SUNKKO 709AD offers an efficient and versatile solution for battery manufacturers, repair technicians, and DIY battery builders.

The SUNKKO 709AD features advanced transformer inversion pulse welding technology that delivers stable welding current, fast response, and reliable welding performance. The machine supports both fixed spot welding and mobile spot welding methods, allowing flexible operation for different welding requirements. Equipped with the professional 70B welding pen, it ensures accurate welding positioning and strong weld quality for lithium-ion battery packs, nickel strips, and electronic components.

This intelligent spot welding machine supports multiple pulse welding selections including 2, 4, 6, and 8 welding pulses, with up to 18 pulse stacking capability for improved welding reliability and stronger solder joints. The adjustable welding current allows users to quickly customize output power according to nickel strip thickness and welding materials, making it suitable for various battery welding applications.

The removable foot pedal control enhances welding precision and makes it easier to achieve accurate welding positions during battery assembly. The fixed spot welding head is designed with pressure adjustment functionality, ensuring stable welding pressure and consistent welding quality.

In addition to spot welding, the SUNKKO 709AD also includes a thermostatic anti-static soldering station with precise temperature control. The soldering iron supports temperatures from 150℃ to 450℃ and heats up rapidly to 300℃ within 6-8 seconds, making it ideal for copper sheet welding, circuit board repair, electronic soldering, and battery connection work.

With a maximum output power of 3.2KW and welding current range of 50~800A, the SUNKKO 709AD delivers stable and efficient performance for professional and industrial applications. The compact and durable industrial design ensures long-term operation and reliable performance in continuous working environments.

### Key Features:

• High-power transformer inversion pulse welding technology
• Includes professional 70B spot welding pen
• 2-in-1 spot welding and soldering machine
• Fixed and mobile spot welding modes
• Supports 2/4/6/8 pulse welding selection
• Up to 18 pulse stacking for reliable welds
• Adjustable welding current for different materials
• Removable foot pedal for precision welding
• Anti-static thermostatic soldering station
• Fast heating soldering iron with precise temperature control

### Applications:

• Lithium battery pack assembly
• 18650 battery spot welding
• Nickel strip welding
• Circuit board soldering and repair
• Stainless steel mesh welding
• Button battery assembly
• Power tool battery repair
• DIY battery pack manufacturing

The SUNKKO 709AD With 70B Battery Spot Welder is the ideal choice for professionals looking for powerful pulse welding performance, accurate soldering capability, and reliable battery spot welding technology in one compact industrial machine.