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Handheld H Series
HF7Supercapacitor in a pen: 1060A peak, 1.5M cycles, 10-second recharge, welds 0.3mm nickel/copper — the most capable handheld in its class.H2-2026150g 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.H1-2026125g entry model: 880A dual pulse, single A-grade cell, 1500 welds per charge, welds 0.25mm nickel-plated steel. Learn it in 3 seconds.View all H Series ›
Universal U Series
UF20BU-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.UK3Twin 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.UK1Twin 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.View all U Series ›
Professional P Series
P120DTop 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.P60F6×1000F 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.View all P Series ›
Energy-storage tech
Purpose-built lithium weldersUK3Twin 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.UK1Twin 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.H2-2026150g 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.All-new supercapacitor weldersUF20BU-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.P120DTop 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.P60F6×1000F 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.
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welding pen
WP110 welding pen · 8 AWG · 1 pcA standard welding pen without a control button, with replaceable pins.WP120 welding pen · 8 AWG · 1 pcA manual button triggers at will; removable alumina-copper pins; thick copper lead; about 40cm long.WP110-6 welding pen · 6 AWG · 1 pcThick-lead version of the standard welding pen.WP120-6 welding pen · 6 AWG · 1 pcThicker copper lead for high-current models; UK3/UKF10 pages note the optional WP120-6 smart hand pen for triggered welding.WP240 multi-function integrated penAn all-in-one smart welding pen with hand-triggered control, fitting high-power hosts such as P90C/P120D (SKU photo shows "P90C-SKU-with-WP240-pen"); replaceable pins.WP158 welding pen · 1 pcShown in accessory photos; the catalog lists only its dedicated pins (¥19.9) — the pen's price and fit are to be confirmed.Buy now ›
welding pins
H series pins · 1 pairDouble-ended pins · premium alumina copper · wear-resistant · durableWP110/120 pins · 8 AWG · 1 pairPremium alumina copper · wear-resistant · durable · for 8 AWGWP110-6/120-6 pins · 6 AWG · 1 pairPremium alumina copper · wear-resistant · durable · for 6 AWGWP158 pins · 1 pairHigh conductivity · heat-resistant · premium alumina copper · wear-resistant · durableBuy now ›
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Cell18650 cells / 21700 cells / 26650 cellsConnecting materialsNickel strip / sheet / Copper strip / sheet / Copper-nickel composite stripProtection & insulationBMS / Barley paper / Insulation paperStructural parts & enclosuresBuy now ›
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U3加强版

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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.

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Unbox assessment!
[Welding Test] AWi
[Welding Test] AWi
A welding powerhou
A welding powerhou
Spot Welder Kit wi
Spot Welder Kit wi
Mini Spot Welder w
Mini Spot Welder w
The Most Popular S
The Most Popular S
[DIY] Homemade 20,
[DIY] Homemade 20,
AWithZ U3 enhanced
AWithZ U3 enhanced
AWithZ Spot Welder
AWithZ Spot Welder
AWithZ U3 enhanced
AWithZ U3 enhanced
DIY power bank? Th
DIY power bank? Th
Say bye to heavy o
Say bye to heavy o

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