HD2-2026 Specs
Same weld at any battery level · Nine standardized spec groups; "—" means not officially published.
Weldable thickness (mm, lab max)
Nickel-plated steel strip0.3
Pure nickel strip0.15
Copper strip0.15
Stainless strip0.3
Iron sheet0.3
1. Core welding performance
Peak output current880A
Energy-storage designSingle Grade-A cell (Li-polymer)
TechnologyDual-pulse (built-in cell)
Welding levels90 档
2. Max weldable thickness by material (mm)
Nickel-plated steel strip0.3 mm
Pure nickel strip0.15 mm
Copper strip0.15 mm
Stainless strip0.3 mm
Iron sheet0.3 mm
3. Supported cells
Cylindrical Li-ion18650 / 21700
Cylindrical LiFePO4—
Prismatic / pouchPouch / phone cells
4. Recommended use cases
EnvironmentPortable / indoor
Usage intensityEveryday repair
Typical usesCylindrical cell pack assembly · Phone & laptop cell replacement · Home-appliance repair · Power-tool battery repair
5. Who it's for
Who it's forBattery DIY enthusiasts, field repair techs, beginners and hobbyists
6. Endurance & protection
Max welds per charge1500 焊点
Thermal protection threshold—
Protection list自动关机:8 分钟
7. Pen & pin setup
Pen formOne-piece handheld (body is the pen)
Pin material & spec—
8. Hardware specs
Body structureOne-piece handheld
Housing materialPlastic
Weight—
Dimensions约 45×28×202mm
ScreenHD digital display
External foot switchNo
9. Charging & electrical
InputType-C 5V/2.1A(上一代 5V/1A)
Output voltage4.2V
Output current880A
Output power—
Fast charge—
Data from the official product pages and manuals; results vary with material batch and environment.
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