AWithZ HD2
Digital display, instant welds
Previous generation of HD2-2026: 650A, digital display, 5V/1A.
Before any lithium battery work, read the AWithZ Safety & Usage Guidelines ›
What people build with HD2
Real works from the WeldWorld creator community
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Highlights
Powerful dual-pulseFirst pulse breaks the oxide layer, second precisely controls temperature and melt
Only brand-new Grade-A cellsNo high-drain, risky B/C-grade cells
HD2
Powerful dual-pulse
The first pulse breaks the oxide layer, the second precisely controls temperature and melt; dual-pulse scheduling balances weld strength and quality.
HD2
Only brand-new Grade-A cells
No high-drain, risky B/C-grade cells — Grade-A cells are safe, durable and hold their charge.
Weldable thickness (mm, MAX)
Nickel-plated steel strip0.2
Lab maximums; results vary by material and environment.See all nine spec groups ›
Use cases
Compatible accessories
Related models
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HD2-2026
Digital-display sibling of H2-2026: 880A dual pulse, steady-state algorithm, 10W fast charge for 1500 welds, 8-min auto-off, dual-tip needle, welds 0.25mm nickel-plated steel.
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H1-2026
125g entry model: 880A dual pulse, single A-grade cell, 1500 welds per charge, welds 0.25mm nickel-plated steel. Learn it in 3 seconds.
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