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The 9 best-selling spot welder 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
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-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 → - 2
-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 → - 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
-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 → - 5
-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 → - 6
-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 → - 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
-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 → - 9
-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 →
Quick picks
How much to pay
- Budget up to $3.66 4
- Mid-range $3.66 – $48.46 3
- Premium over $48.46 2
Tip: read the latest buyer photos on AliExpress and check the size or model before you order. Products with many orders and a rating of 4.7 or more are usually the safest choice.
Questions
What is the best-selling spot welder?
The most popular one is "1Roll 10M 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spot Welder Steel", with 10k orders.
How much does a spot welder cost?
In this list prices go from $1.15 to $131; half of them cost less than $29.26.
Which spot welder has the best reviews?
"1Roll 10M 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spot Welder Steel" has an average of 4.9 stars with many orders.
Are there discounts?
Yes. On average these products are 59% below their original price on AliExpress. Prices change often.
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Prices and ratings come from AliExpress and can change. We may earn a commission when you buy through our links, at no extra cost to you.