709A is a typical model in our 709 series, it combines welding function with circuit soldering function.
Various welding methods make your DIY process more convenient and efficient. You can build your battery pack with fixed welding head, or with foot pedal controlling system. Mobile welding pen also solves the spot welding range problem that occurs when making a large battery pack. The soldering part makes 709A not only a battery welding machine, but also a necessary tool for electronic hobbyist, 709A is definitely your best choice.
Technical Detail(Yes: Y; No: N)
| Welding part |
| Model |
737B |
737G |
788H |
788H-USB |
709A |
709AD |
709AD+ |
| Welding thickness of nickel coated steel |
0.2mm |
0.3mm |
| Welding thickness of pure nickel |
0.15mm |
0.2mm |
| Weld with mobile pen |
N |
Y |
| Soldering functionn |
N |
Y |
| Pulse quantity selection |
1~2 |
2~18 |
| Lithium-ion battery pack charging function |
N |
Y |
N |
| Each pulse time |
5ms |
| Max. welding current |
800A |
| Auto welding mode |
N |
Y |
| Auto cooling fan |
N |
Y |
| Pulse LCD display |
N |
Y |
Y |
Y |
N |
Y |
| Current LCD display |
Y |
Y |
Y |
Y |
N |
N |
| Led light |
Y |
| Pressure adjuster |
Y |
| Requirement of Earth Leakage Circuit Breaker |
40A |
| Packing list |
| Main machine |
1pc |
| Copper welding rods |
2 pairs |
| Battery fixture(6 section) |
1 pc |
| Foot pedal |
1 pc |
| Fuse(30A) |
2 pcs |
| 70B welding pen |
N |
1 pc |
| Welding pins replacement for 70B |
N |
1 pair |
| Iron soldering station & soldering pen |
N |
1 set |
| Lithium-ion battery pack charging cables |
N |
1 pair |
N |
| Mini grinder (for polishing copper rods) |
N |
1 pc |
| USB cable |
N |
1 pc |
| Hexagon wrench |
1 pc |
| 0.15x8x100mm(pure nickel strip) |
30 pcs |
| 0.15x5x100mm(nickel plated strip) |
30 pcs |
| 0.1x4x100mm(nickel plated strip) |
30 pcs |
| 0.2x5x100mm(nickel plated strip) |
30 pcs |
| Physical information |
| Product dimension (LxWxH, inch) |
9.1x5.5x7.9 |
9.6x5.5x7.9 |
| Net weight (lbs) |
9.6 |
15.8 |
Welding pen cable cross sectional area: 16 mm2
Soldering iron temperature: 150°C ~ 450°C (up to 300°C within 7 seconds)
Soldering station power: 50 W
Output voltage: DC 20 V
Attention: This spot welder can be used to weld the nickel, nickel plated steel, nickel plated iron, iron and other alloys, but it can't be used to weld metal including copper and aluminum.
