Compare models
1. Core welding performance
6590A(目录表 6950A,待核)Peak output current
6310APeak output current
1650APeak output current
New supercapacitor 4×3000FEnergy-storage design
New supercapacitor 3×3000FEnergy-storage design
Dual Grade-A cells in series, 10000mAh (Li-polymer)Energy-storage design
Supercapacitor storageTechnology
Supercapacitor storageTechnology
Dual-pulse (built-in cell)Technology
000–999Welding levels
000–999Welding levels
99 levelsWelding levels
2. Max weldable thickness by material (mm)
2 mmNickel-plated steel strip
1.5 mmNickel-plated steel strip
0.3 mmNickel-plated steel strip
0.5 mmCopper strip
0.4 mmCopper strip
0.15 mmCopper strip
2 mmStainless strip
1.5 mmStainless strip
0.3 mmStainless strip
0.6 mmAluminum sheet
0.5 mmAluminum sheet
—Aluminum sheet
—Pure nickel strip
—Pure nickel strip
0.3 mmPure nickel strip
—Iron sheet
—Iron sheet
0.3 mmIron sheet
3. Supported cells
18650 / 21700Cylindrical Li-ion
18650 / 21700Cylindrical Li-ion
18650 / 21700Cylindrical Li-ion
32140Cylindrical LiFePO4
32140Cylindrical LiFePO4
—Cylindrical LiFePO4
Yes (Al-to-Ni / Al-to-Cu)Prismatic / pouch
Yes (Al-to-Ni / Al-to-Cu)Prismatic / pouch
Pouch / phone cellsPrismatic / pouch
4. Recommended use cases
Fixed indoorEnvironment
Fixed indoorEnvironment
Portable / indoorEnvironment
Batch assembly / pro repairUsage intensity
Batch assemblyUsage intensity
Everyday repairUsage intensity
Batch production · Prismatic cell Al-to-Ni / Al-to-Cu · LiFePO4 / energy-storage packs · E-bike & power battery repairTypical uses
Batch production · Prismatic cell Al-to-Ni / Al-to-Cu · LiFePO4 / energy-storage packs · E-bike & power battery repairTypical uses
Cylindrical cell pack assembly · Coin-cell welding · Phone & laptop cell replacement · Hardware & metal joiningTypical uses
5. Who it's for
Repair shops, small assembly workshops and energy-cell processorsWho it's for
Repair shops, small assembly workshops and energy-cell processorsWho it's for
Battery DIY enthusiasts, field repair techs, beginners and hobbyistsWho it's for
6. Endurance & protection
—Max welds per charge
—Max welds per charge
~4000 weldsMax welds per charge
—Thermal protection threshold
—Thermal protection threshold
—Thermal protection threshold
—Protection list
—Protection list
—Protection list
7. Pen & pin setup
Separate welding penPen form
Separate welding penPen form
Separate welding penPen form
Alumina-copper welding pen, 60cm (optional WP240 multi-function pen)Pin material & spec
—Pin material & spec
—Pin material & spec
8. Hardware specs
Separate host + penBody structure
Separate host + penBody structure
Separate host + penBody structure
—Housing material
—Housing material
Plastic, blackHousing material
约 4kgWeight
—Weight
~300g (catalog lists 465g with accessories, to be verified)Weight
约 133×224×173mmDimensions
约 133×224×173mmDimensions
~100.5×158×48mmDimensions
2.4-inch 320×240 color screenScreen
2.4-inch color screenScreen
HD TFT + knobScreen
SupportExternal foot switch
SupportExternal foot switch
SupportExternal foot switch
9. Charging & electrical
100–240V 50–60HzInput
100–240V 50–60HzInput
Type-C 5V/2.4A(MAX)Input
10.5VOutput voltage
9VOutput voltage
8.4VOutput voltage
6590A(目录表 6950A,待核)Output current
6310AOutput current
1650AOutput current
69.2kWOutput power
56.8kWOutput power
9000WOutput power
15A 大电流Fast charge
—Fast charge
—Fast charge
"—" means not published or pending; thickness is the official lab maximum. The nine spec groups match the product Specs tab.