SUNKKO SPOT WELDING MACHINE 797DH WITH 70B

SPOT WELDING MACHINE SUNKKO 797DH WITH 70B Pen

Product Data Sheet

SUNKKO 797D With 70B Battery Spot Welder – Transformer Inversion Pulse Welding Machine

The SUNKKO 797D with 70B Mobile Welding Pen is a professional transformer inversion pulse spot welding machine designed for precision lithium battery pack assembly, nickel strip welding, and industrial battery manufacturing applications. Built with intelligent microcomputer-controlled pulse welding technology, the 797D delivers stable welding current, accurate pulse control, and strong welding performance for 18650, 14500, 21700, and other lithium battery cells.

Equipped with the original SUNKKO 70B portable welding pen, the machine provides flexible mobile welding capability with adjustable welding needle spacing and heavy-duty low-resistance cables for stable high-current output. The 70B welding pen is specially designed for battery pack production and supports precise welding on pure nickel and nickel-plated steel strips.

The SUNKKO 797D features intelligent pulse control with selectable multi-pulse welding modes, allowing users to adjust welding parameters according to nickel strip thickness and battery type. The dynamic LCD display shows real-time welding current and pulse quantity for more accurate and reliable welding operations.

Designed for professional workshops and industrial use, the machine supports both fixed welding head operation and mobile welding pen operation with foot pedal control. The built-in cooling fan and temperature protection system help maintain stable long-term performance during continuous welding tasks.

Key Features:

• •Professional transformer inversion pulse spot welding machine
• •Includes original SUNKKO 70B mobile welding pen
• •Intelligent microcomputer-controlled pulse welding system
• •Real-time LCD display for welding current and pulse monitoring
• •Adjustable multi-pulse welding modes
• •Supports fixed welding and mobile welding operations
• •Foot pedal precision welding control
• •Stable and reliable high-current welding performance
• •Built-in cooling fan and temperature protection
• •Suitable for pure nickel and nickel-plated strip welding
• •Compact industrial-grade design for battery production

Applications:

• •18650 lithium battery pack building
• •14500 / 21700 / 26650 battery welding
• •Power tool battery assembly
• •Electric vehicle battery manufacturing
• •Portable power station battery packs
• •UAV and drone battery production
• •Nickel strip welding
• •DIY and industrial battery pack projects

The SUNKKO 797D with 70B Welding Pen is an ideal solution for professionals and battery pack manufacturers looking for stable, high-precision, and reliable transformer pulse spot welding performance for lithium battery production and industrial welding applications.