AWithZ Spot Welders
Pioneer & leader in compact portable spot welders | Spot welders only, done more professionally
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All-new supercapacitor welders
HF7
Supercapacitor in a pen: 1060A peak, 1.5M cycles, 10-second recharge, welds 0.3mm nickel/copper — the most capable handheld in its class.
¥399.9
UF20B
U-series flagship: 10.5kW / 1750A, 2×1000F actively-balanced supercapacitors, 40-second recharge at 15A, three trigger modes, 99 levels, welds 0.4mm nickel-plated steel and copper. 2-year warranty.
¥569.9–599.9
UKF10
300g pocket supercapacitor welder: 1750A / 10.2kW, 2×1000F, 40W USB-C input with 40-second recharge, knob + 2.0" screen, three trigger modes, welds 0.35mm nickel-plated steel.
Price TBD
P120D
Top of the P series: 4×3000F supercapacitors, 69.2kW / 6590A, welds 2.0mm nickel-plated steel, 0.5mm copper, 0.6mm aluminium; butt-welds 6.0mm steel, prismatic Al-to-Ni/Cu; 2.4" screen with 999 levels, 15A fast charge, 4kg with hidden handle.
¥3599.9–3888.9
P90C
P120D sibling with 3×3000F: 56.8kW / 6310A, welds 1.5mm nickel-plated steel, 0.4mm copper, 0.5mm aluminium; same 2.4" screen, 999 levels, 15A fast charge.
¥2999.9–3288.9
P60F
6×1000F 9V supercapacitors, 29.2kW / 3250A / 8687J, welds 1.0mm nickel-plated steel, 0.5mm pure nickel, 0.3mm copper; 2.4" screen with 999 levels, 15A fast charge (1 min), 1.5kg.
¥1699.9–1865.9
P30C
6×1000F supercapacitors, 21.8kW / 2400A, welds 0.8mm nickel-plated steel, 0.4mm pure nickel, 0.2mm copper; color screen, foot switch, 15A fast charge; 180×131×80mm.
¥1299.9–1465.9
P20B
6×1000F, 14.6kW / 1600A, welds 0.6mm nickel-plated steel, 0.3mm pure nickel, 0.15mm copper; color screen, 15A fast charge; 1.5kg.
¥899.9–1065.9
Purpose-built lithium welders
H2-2026
150g pen-style welder: 1060A dual-pulse, 60k-weld dedicated cell, 2000 welds per charge, 1.3" color screen with 90 levels, dual-tip needle, welds 0.35mm nickel-plated steel and copper.
¥185.9
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.
¥149.9–159.9
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.
¥129.9–139.9
H5
Beefier handheld: twin A-grade cells, 1280A, 2000 welds per charge, welds 0.35mm nickel-plated steel / 0.15mm copper; ~240g.
Coming soon
UK3
Twin A-grade cells (10000mAh), 1650A / 9000W, ~4000 welds per charge; knob + TFT screen, 99 levels, auto/pen/foot-switch; welds 0.3mm pure nickel and butt-welds 0.7mm stainless. ~300g, 2-year warranty.
¥279.9–299.9
UK1
Twin A-grade cells (5000mAh), 1380A / 9000W, 1500 welds; knob + digital display, dual pulse; welds up to 0.5mm (butt), nickel/copper/steel. ~370g, 1-year warranty.
¥199–219
U3加强版
Card-size welder with 5000/7500/11000mAh options, 2" color screen, tuning combos and smart pen support; welds 0.35mm nickel-plated steel / 0.1mm copper; doubles as a USB power bank.
¥259.9–299.9
U3
Card-size welder: tuning combos, auto/manual, 2" color screen, 5000/7500/11000mAh, welds 0.35mm. Same as U3 Pro minus the smart-pen port.
¥239.9–279.9
U2
Dual pulse with 90 levels, auto mode, 1.3" LCD, 5000/7500/11000mAh, welds 0.3mm.
¥179.9–209.9