The Sunkko 709AD is an advanced digital pulse spot welder with precise microprocessor-controlled energy management. Features separate current and time adjustments for maximum welding parameter flexibility.
Integrated battery spot welding and tin soldering.
Choice between fixed and mobile spot welding.
Selectable 2/4/6/8 pulse settings (stackable up to 18).
Rapidly adjustable welding current for efficiency.
Removable foot switch for refined positioning.
Anti-static, constant temperature control for circuit/copper welding.
Lithium battery pack
Strain gauge
Stainless steel mesh
Nickel sheet circuit board
Button battery| Temparature of solder pen | 150C~450C |
| Power of solder pen | 50W |
| Time of temperature rising | Rise to 300 °C in 6-8s |
| Output voltage | DC 20V |
| Current temperature accuracy | $5C |
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