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24 best welder under $20.00

We picked 24 welder from AliExpress with real orders and good reviews. Prices go from $1.15 to $18.59, the average rating is 4.8 stars and the most popular one has 10.9k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1Adjustable Temperature Electric Soldering Iron 110V/220V 60W Solder Iron Tin Professional -62%Adjustable Temperature Electric Soldering Iron 110V/220V 60W Solder Iron Tin Professional Tin Welder Electric$3.05 $8.00★ 4.5 · 10.9k soldView on AliExpress →
  2. 21Roll 10M 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spo-63%1Roll 10M 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spot Welder Steel Belt$2.61 $6.96★ 4.9 · 10k soldView on AliExpress →
  3. 3Plastic Welder Welding Machine Car Bumper Soldering Gun 4 Types Staples for Bumper/Kayak/P-64%Plastic Welder Welding Machine Car Bumper Soldering Gun 4 Types Staples for Bumper/Kayak/Plastic Product$14.61 $40.93★ 4.8 · 7.5k soldView on AliExpress →
  4. 4Z99 Portable Spot Welder Kit, 12V, 99-Level Power Adjustable, 18650 Lithium-Ion Battery Sp-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 →
  5. 5Plastic Welder Welding Machine Car Bumper Soldering Gun 4 Types Staples for Bumper/Kayak/P-58%Plastic Welder Welding Machine Car Bumper Soldering Gun 4 Types Staples for Bumper/Kayak/Plastic Product$16.27 $38.29★ 4.9 · 5.8k soldView on AliExpress →
  6. 61Roll Nickel Plated Steel Strip Belt Spot Welding Machine Battery Welder for 18650 Li-ion -60%1Roll Nickel Plated Steel Strip Belt Spot Welding Machine Battery Welder for 18650 Li-ion Battery Nickel$2.61 $6.59★ 4.9 · 5.4k soldView on AliExpress →
  7. 7Plastic Welder Hot Nail Gun with 200-800 Nails for Car Bumper PVC Repair Garage Tool Kit M-64%Plastic Welder Hot Nail Gun with 200-800 Nails for Car Bumper PVC Repair Garage Tool Kit Machine Welding$15.53 $42.85★ 4.7 · 5.3k soldView on AliExpress →
  8. 8Plastic Welding Staples 1000/500/200/100Pcs 4 Types 0.8mm Welding Nails Plastic Welder Rep-68%Plastic Welding Staples 1000/500/200/100Pcs 4 Types 0.8mm Welding Nails Plastic Welder Repair Nails Kit$1.15 $3.58★ 4.8 · 4.2k soldView on AliExpress →
  9. 9Plastic Welder Hot Nail Gun with 200/400/800/1200 Nails for Car Bumper PVC Repair Garage T-57%Plastic Welder Hot Nail Gun with 200/400/800/1200 Nails for Car Bumper PVC Repair Garage Tool Kit Machine$16.90 $39.35★ 4.9 · 4.2k soldView on AliExpress →
  10. 10100W Plastic Welding Machine Plastic Welder Gun 200pcs Hot Stapler Bumpers Repair Kit Sold-58%100W Plastic Welding Machine Plastic Welder Gun 200pcs Hot Stapler Bumpers Repair Kit Soldering Iron For Car$17.54 $41.44★ 4.9 · 4k soldView on AliExpress →
  11. 111/10m/Roll 18650 21700 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.15mm 0.2mm Spo-61%1/10m/Roll 18650 21700 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.15mm 0.2mm Spot Welder Steel Belt$1.56 $3.95★ 4.9 · 4k soldView on AliExpress →
  12. 1250pcs Nickel Plated Steel Strip Nickel Plate Strap Strip Sheets For 18650 Battery Spot Wel-47%50pcs Nickel Plated Steel Strip Nickel Plate Strap Strip Sheets For 18650 Battery Spot Welding Machine Welder$1.15 $2.16★ 4.9 · 3.8k soldView on AliExpress →
  13. 13Plastic Welder Welding Machine Car Bumper Soldering Gun with 4 Staples for Bumper Repair P-64%Plastic Welder Welding Machine Car Bumper Soldering Gun with 4 Staples for Bumper Repair Plastic Car Body$15.30 $42.38★ 4.8 · 3.8k soldView on AliExpress →
  14. 14Plastic Welder Welding Machine Car Bumper Soldering Gun 4 Types Staples for Bumper/Kayak/P-57%Plastic Welder Welding Machine Car Bumper Soldering Gun 4 Types Staples for Bumper/Kayak/Plastic Product$17.95 $42.19★ 4.7 · 3.6k soldView on AliExpress →
  15. 155M/Roll 99.9% T2 Copper Strip Strap For Energy Storage Spot Welder 18650 21700 Lithium Bat-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 →
  16. 1699 Gears 12V Spot Welder Kit Digital Power Adjustable Spot Welding Pen Control Board Nicke-69%99 Gears 12V Spot Welder Kit Digital Power Adjustable Spot Welding Pen Control Board Nickel Sheet For 18650$14.80 $47.18★ 4.5 · 3.5k soldView on AliExpress →
  17. 17New Multi-Function Iron Welder Automatically Soldering Gun 220V/110V 60W Hand-Held Interna-63%New Multi-Function Iron Welder Automatically Soldering Gun 220V/110V 60W Hand-Held Internal Heating Send Tin$11.09 $30.30★ 4.9 · 3k soldView on AliExpress →
  18. 18Spot Welding Pen Integrated Spot Welder Hand-held with Automatic Trigger For 18650 Battery-65%Spot Welding Pen Integrated Spot Welder Hand-held with Automatic Trigger For 18650 Battery Trigger Weld Mini$15.08 $42.80★ 4.6 · 2.5k soldView on AliExpress →
  19. 19Plastic Welder Hot Nail Gun with 200/400/800/1200 Nails for Car Bumper PVC Repair Garage T-54%Plastic Welder Hot Nail Gun with 200/400/800/1200 Nails for Car Bumper PVC Repair Garage Tool Kit Machine$18.59 $40.39★ 4.7 · 2.2k soldView on AliExpress →
  20. 20AC9-12V DIY NY-D01 Control Board 40A/100A Spot Welding Machine Control Board Welder Panel -65%AC9-12V DIY NY-D01 Control Board 40A/100A Spot Welding Machine Control Board Welder Panel Adjust Time Current$14.23 $40.14★ 4.9 · 2k soldView on AliExpress →
  21. 2110m/Roll 18650 Battery Nickel Plated Strip Li-ion Connector 0.1mm 0.12mm 0.15mm 0.2mm Spot-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 →
  22. 224000mAh USB Rechargeable Plastic Welder PW35 for Car Bumper Kayak and Plastic Product Repa-62%4000mAh USB Rechargeable Plastic Welder PW35 for Car Bumper Kayak and Plastic Product Repairs with 4 Stapler$16.31 $42.69★ 4.9 · 1.9k soldView on AliExpress →
  23. 23100/300pcs Plastic Welder Stainless Steel Hot Rivet Machine Special for Rivets Bumper Weld-81%100/300pcs Plastic Welder Stainless Steel Hot Rivet Machine Special for Rivets Bumper Welding Equipment Tools$1.15 $6.16★ 4.9 · 1.9k soldView on AliExpress →
  24. 24Plastic Welding Kit Repair Welder Kit Hot Stapler for Car Bumper Cracks, Kayaks, Plastic T-64%Plastic Welding Kit Repair Welder Kit Hot Stapler for Car Bumper Cracks, Kayaks, Plastic Toys$14.95 $41.64★ 4.6 · 1.5k soldView on AliExpress →

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