The SUNKKO 709A Spot Welding Machine is a reliable and compact device designed for battery pack assembly, nickel strip welding, and DIY lithium battery projects. It provides strong, precise, and consistent welds for cylindrical cells such as 18650, 21700, and 32700. Its adjustable welding parameters, durable construction, and user-friendly interface make it ideal for hobbyists and professional workshops.
Categories:
Battery Management System (BMS)Model: SUNKKO 709A (8116)
Type: Battery Spot Welding Machine
Input Voltage: AC 220V / AC 110V optional depending on region
Output Current: High pulse current for accurate welding
Power Capacity: Adjustable, typically up to ~1500W
Welding Thickness: Nickel strips 0.1 mm – 0.3 mm
Welding Modes:
Automatic Mode – for continuous welding
Manual Mode – for precise control
Control Features: Adjustable pulse duration and welding current
Display: Digital/LED interface for easy monitoring
Cooling System: Built-in fan for heat dissipation
Electrodes: Replaceable copper welding tips
Weight: ~5–8 kg
Dimensions: Compact bench-top design
Safety Features: Overcurrent, overheating, and short-circuit protection
Applications:
Battery pack assembly and repair (18650, 21700, 32700)
Nickel strip welding
DIY battery projects and prototyping
Small-scale industrial battery manufacturing.
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