Compare models
1. Core welding performance
1750APeak output current
1060APeak output current
880A(上一代 HD2/H2:650A)Peak output current
New supercapacitor 2×1000F (active balancing, 500k cycles)Energy-storage design
Single dedicated Grade-A cell (Li-polymer)Energy-storage design
Single Grade-A cell (Li-polymer)Energy-storage design
Supercapacitor + dual-pulseTechnology
Dual-pulse (built-in cell)Technology
Dual-pulse (built-in cell)Technology
01–99Welding levels
90 档Welding levels
90 档Welding levels
2. Max weldable thickness by material (mm)
0.4 mmNickel-plated steel strip
0.35 mmNickel-plated steel strip
0.3 mmNickel-plated steel strip
0.3 mmPure nickel strip
0.2 mmPure nickel strip
0.15 mmPure nickel strip
0.2 mmCopper strip
0.15 mmCopper strip
—Copper strip
0.4 mmStainless strip
0.35 mmStainless strip
0.3 mmStainless strip
—Iron sheet
0.35 mmIron sheet
0.3 mmIron sheet
3. Supported cells
18650 / 21700Cylindrical Li-ion
18650 / 21700Cylindrical Li-ion
18650 / 21700Cylindrical Li-ion
32140Cylindrical LiFePO4
—Cylindrical LiFePO4
—Cylindrical LiFePO4
—Prismatic / pouch
Pouch / phone cellsPrismatic / pouch
Pouch / phone cellsPrismatic / pouch
4. Recommended use cases
Portable / indoorEnvironment
Portable / indoorEnvironment
Portable / indoorEnvironment
Batch assembly / pro repairUsage intensity
Everyday repairUsage intensity
Everyday repairUsage intensity
Power-tool battery repair · Home-appliance repair · Cylindrical cell pack assembly · Coin-cell weldingTypical uses
Cylindrical cell pack assembly · Phone & laptop cell replacement · Home-appliance repair · Hardware & metal joiningTypical uses
Cylindrical cell pack assembly · Phone & laptop cell replacement · Home-appliance repair · Power-tool battery repairTypical uses
5. Who 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
Battery DIY enthusiasts, field repair techs, beginners and hobbyistsWho it's for
6. Endurance & protection
—Max welds per charge
单次充电 2000 焊点(MAX)Max welds per charge
1500 焊点Max welds per charge
—Thermal protection threshold
—Thermal protection threshold
—Thermal protection threshold
—Protection list
—Protection list
自动关机:8 分钟Protection list
7. Pen & pin setup
Separate welding penPen form
One-piece handheld (body is the pen)Pen form
One-piece handheld (body is the pen)Pen form
—Pin material & spec
—Pin material & spec
—Pin material & spec
8. Hardware specs
Separate host + penBody structure
One-piece handheldBody structure
One-piece handheldBody structure
Aluminum + plasticHousing material
PlasticHousing material
PlasticHousing material
~1.25kgWeight
约 150gWeight
—Weight
~181×95×80mmDimensions
约 45×28×202mmDimensions
约 45×28×202mmDimensions
Color screenScreen
1.3-inch rotating color screenScreen
HD digital displayScreen
SupportExternal foot switch
NoExternal foot switch
NoExternal foot switch
9. Charging & electrical
100–240V 50–60HzInput
Type-C 5V/1A(MAX)Input
Type-C 5V/2.1A(上一代 5V/1A)Input
6VOutput voltage
4.2VOutput voltage
4.2VOutput voltage
1750AOutput current
1060AOutput current
880A(上一代 HD2/H2:650A)Output current
10.5kWOutput power
—Output power
—Output power
15A high current, 40-second full charge/rechargeFast 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.