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Spot welder: 9 biggest discounts on AliExpress

We picked 9 spot welder from AliExpress with real orders and good reviews. Prices go from $1.15 to $131, the average rating is 4.9 stars and the most popular one has 10k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

1. 1-73%FS01 11 Gears Adjustable Spot Welder Handheld Battery Spot Welding Tool Weldable 0.3MM Nickel Belt 18650$31.14 $117★ 4.8 · 1.9k soldView on AliExpress →
2. 2-67%5M/Roll 99.9% T2 Copper Strip Strap For Energy Storage Spot Welder 18650 21700 Lithium Battery Connection$1.15 $3.46★ 4.9 · 3.5k soldView on AliExpress →
3. 3-64%Z99 Portable Spot Welder Kit, 12V, 99-Level Power Adjustable, 18650 Lithium-Ion Battery Spot Welder, Voltage$3.66 $10.25★ 4.9 · 6.4k soldView on AliExpress →
4. 4-63%1Roll 10M 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spot Welder Steel$2.61 $6.96★ 4.9 · 10k soldView on AliExpress →
5. 5-61%AWithZ Portable Spot Welder DIY Handheld Spot Welding Machine 90 Gears Adjustable Spot Welding for 18650$29.26 $74.55★ 4.8 · 8.2k soldView on AliExpress →
6. 6-58%Awithz 9000W Spot Welder High Power Portable Pedal Spot Welding Machine 1350A Present Adjustable Welders for$48.46 $116★ 4.8 · 5k soldView on AliExpress →
7. 7-57%AWithZ UF20B Spot Welder Super Farad Capacitor Spot Welding Machine 18650 Lithium Battery DIY Nickel Sheet$131 $306★ 4.9 · 2.2k soldView on AliExpress →
8. 8-54%8000W Mini Spot Welder Kit DIY Automat 18650 Battery Pack Welding Portable Spot Welding Machine Pen For$57.54 $125★ 4.9 · 2.6k soldView on AliExpress →
9. 9-30%10m/Roll 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spot Welder Steel Belt$2.36 $3.39★ 4.8 · 1.9k soldView on AliExpress →

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