The SUNKKO 737G Spot Welding Machine is a high-precision, reliable device designed for battery pack assembly, nickel strip welding, and DIY battery projects. Known for its stable performance and durable construction, it ensures strong, consistent welds on lithium-ion cells such as 18650, 21700, and 32700. Its adjustable welding current, digital controls, and compact design make it suitable for both professional workshops and hobbyist use.
Categories:
Battery Management System (BMS)Model: SUNKKO 737G (8113)
Type: Battery Spot Welding Machine
Input Voltage: AC 220V / AC 110V optional depending on region
Output Current: High pulse current for precise welding
Power Capacity: Adjustable, typically up to 1500W
Welding Thickness: Nickel strips 0.1 mm – 0.3 mm
Welding Modes:
Automatic Mode – continuous spot welding
Manual Mode – precise control of each weld
Control Features: Adjustable pulse time and welding current
Display: LED or digital interface for monitoring
Cooling System: Built-in fan for heat dissipation
Electrodes: Replaceable copper welding tips
Weight: ~5–8 kg
Dimensions: Compact bench-top design for workshop use
Safety Features: Overcurrent, overheat, 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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