SUNKKO 788H-USB Spot Welder – Precision Welding & Versatile Charging Solution

The SUNKKO 788H-USB is a multifunctional spot welding machine designed for assembling lithium-ion battery packs, such as 18650, 14500, and 32650 cells. Combining high-power welding capabilities with integrated charging and testing functions, it offers a comprehensive solution for battery enthusiasts and professionals.

Key Features

• Dual Pulse Welding Modes: Offers single and double pulse options with adjustable timings:
  • Single Pulse: 0.5–5ms
  • Double Pulse: 1–10ms
• Welding Capacity: Suitable for welding nickel strips up to 0.15mm thick, accommodating both pure nickel and nickel-plated steel.
• Integrated USB Charging & Testing:
  • Three USB ports for charging devices.
  • Charging output: 4.2V at 3A.
  • Testing and charging capabilities for single lithium batteries.
• Adjustable Settings:
  • Welding current: 50–800A.
  • Pressure adjustment for welding needles.
  • LED light for visibility during operation.
• Compact & Portable Design:
  • Dimensions: 245mm x 140mm x 200mm.
  • Weight: 5.5kg.

Technical Specifications

• Input Voltage AC 110V/220V ±10%
• Power Output 2.8kW (Instantaneous)
• Welding Current 50A–800A
• Pulse Time 1st Pulse: 0.5–5ms<br>2nd Pulse: 1–10ms
• Charging Voltage 4.2V–36V (Adjustable)
• Charging Current 0–3A (Adjustable)
• Welding Thickness 0.05–0.15mm (Pure Nickel)<br>0.05–0.2mm (Nickel-Plated)
• Dimensions 245mm x 140mm x 200mm
• Weight 5.5kg

Applications

• Battery Pack Assembly: Ideal for assembling 18650, 14500, and 32650 lithium-ion battery packs.
• Nickel Strip Welding: Suitable for welding nickel strips up to 0.15mm thick.
• Device Charging: Utilize the USB ports for charging devices or testing single lithium batteries.
• DIY Projects: Perfect for hobbyists and professionals working on custom battery solutions.

The SUNKKO 788H-USB spot welding machine is a reliable and efficient tool for assembling lithium-ion battery packs. With its adjustable settings, dual pulse modes, and integrated USB charging functions, it caters to both professionals and hobbyists seeking precision in their welding tasks.