Sunkko S787A+

The S787A+ is an upgraded model built for high efficiency and accurate performance. With advanced features and a durable design, it ensures smooth operation, stable output, and consistent results—making it a reliable choice for both professional and demanding applications.
Sunkko S787A+ Professional Spot Welder for 18650 Lithium Battery Packs

Sunkko S787A+

AC SPOT WELDING MACHINES
Enhanced Efficiency, Pro-Level Precision

The S787A+ is an upgraded model built for high efficiency and accurate performance. With advanced features and a durable design, it ensures smooth operation, stable output, and consistent results—making it a reliable choice for both professional and demanding applications.

Key Specifications

Model name
S787A+
Input voltage
AC 200~240V
Welding current
50~800A
Welding pulse
1-2 pulse

Key Features

  • Software-driven current control for accuracy.
  • Built-in overheating and output circuit protection.
  • Single or double pulse modes for enhanced quality.
  • Real-time monitoring of charging parameters.
  • Independent voltage and current control.
  • Professional adjustment for stronger, precise welds.

Applications

  • Laptop battery
  • UAV
  • Electric toys
  • Street lights
  • Portable charger

Technical Specifications

Charging voltage DC 4.2V~15V
Welding thickness 0.1~0.2mm
Charging current 0-2A
Input voltage AC 200~240V
Welding current 50~800A

Compare with Other Models

Specification Sunkko S787A+ Sunkko 709A Sunkko 709AD Sunkko 709AD+ sunkko 709PLUS
Charging voltage DC 4.2V~15V — — — —
Welding thickness 0.1~0.2mm 0.05-0.35mm(Fixed head)/0.05-0.2mm(Spot welding pen) — 0.05-0.35mm(Fixed head)/0.05-0.2mm(Spot welding pen) 0.05-0.35mm(Fixed head) / 0.05-0.2mm(Spot welding pen)
Charging current 0-2A — — — —
Input voltage AC 200~240V — — — —
Welding current 50~800A — — 50~800A —

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