SKU: 19301049197

SEQURE SQ-SW3 Capacitor Energy Storage Spot Welder

Sale price$136.94 Regular price$152.15
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Description

SEQURE SQ-SW3 Capacitor Energy Storage Spot WelderSEQURE SQ SW3 Capacitor Energy Storage Spot Welder Meet the SEQURE SQ SW3a capacitor energy storage spot welder that doesn't mess around. With a peak output of 2500A and support for fast, slow, and battery charging, this compact welder is built for serious DIYers, battery builders, and anyone who knows the thrill of fusing metal with precision. Housed in a sleek all metal aluminum body that doubles as a heat dissipating exosuit, the SQ SW3 is equipped

SEQURE SQ-SW3 Capacitor Energy Storage Spot Welder

Meet the SEQURE SQ-SW3—a capacitor energy storage spot welder that doesn't mess around. With a peak output of 2500A and support for fast, slow, and battery charging, this compact welder is built for serious DIYers, battery builders, and anyone who knows the thrill of fusing metal with precision.

Housed in a sleek all-metal aluminum body that doubles as a heat-dissipating exosuit, the SQ-SW3 is equipped with a 1.8" HD color screen, dual-language support, and two trigger modes (auto or manual, depending on your mood or caffeine level).

Whether you're spot welding nickel-plated strips, pure nickel up to 0.3mm thick, or copper sheets up to 0.2mm, this machine delivers power reliably without melting your pins into a sticky mess. And yes, the welding pins are aluminum oxide copper—because durability shouldn't be optional.

With both split (SWP25) and integrated (WP30) welding handles made from ultra-flexible, nickel-plated copper, you'll enjoy low resistance, high conductivity, and the soft touch of a welder that cares.

Key Features:

  • Max Output Current: 2500A
  • Output Voltage: 5.6V max
  • Welding Material Support:
    • Nickel Plating ≤ 0.5mm
    • Pure Nickel ≤ 0.3mm
    • Copper Sheet ≤ 0.2mm
  • Charging Methods: AC, DC, battery (XT60IE-M, Type-C, 5525)
  • Trigger Modes: Auto / Manual
  • HD LCD screen with English, Chinese, and Russian support
  • Dual welding handles: SWP25 split and WP30 integrated
  • Aluminum shell for better cooling and long lifespan
  • Multiple utility functions: LED light, temp detection, firmware upgrades, and more

Specifications:

  • Model: SQ-SW3
  • Display: 1.8" Color LCD
  • Dimensions: 223 × 133 × 68 mm
  • Weight: 1565g

What's in the Box:

  • SQ-SW3 Spot Welder × 1
  • 5.6V 15A Charger × 1
  • 19V 2A Charger × 1
  • USB Cable × 1
  • 18650 Battery Fixture × 1
  • 0.1×8mm Pure Nickel (5m) × 1
  • File × 1
  • SWP25 Split Handle × 2
  • Foot Pedal × 1
  • M3×2 Screw × 2
  • 1.5mm Hexagon Screwdriver × 1
  • M6×8 Screw × 4
  • 4.0mm Cross Screwdriver × 1
  • 10mm Hexagon Open-End Wrench × 2

⚠️ Please note: Included accessories may vary slightly depending on current supply. This unit does not ship with a UK plug, its a good idea to buy a plug adaptor

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 19301049197

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kim
Chelsea, US
★★★★★ 5
Wonderful for dry feet
Material Type: Black - 3 Pairs, Size: X-Large
I have been dealing with dry skin and problems with the heel of my foot, so I thought I would give these a try. I am so glad I did. They moisturize beautifully. A must is you are having trouble with your feet.
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Reviewed in the United States on May 20, 2026
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Michael S.
Phoenix, US
★★★★★ 5
Heel Fisures
Material Type: Black - 3 Pairs, Size: X-Large
Fantastic product. Worked well beyond my expectations.
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Reviewed in the United States on May 20, 2026
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Nathan Tucker
Whiting, US
★★★★★ 4
X-Large is about a size 12-13 shoe size foot USA.
Material Type: Black - 3 Pairs, Size: X-Large
I love them they work fantastic. I am a big guy with swollen feet. Wear size 12 to 13 USA Shoes. They fit me just fine not tight. My feet felt good after wearing them for two days. Some dry skin pulled off with them and it says to wash by hand. I dont know about the durability but I am hoping to get about 5 uses per pair. Before they become unusable.
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Reviewed in the United States on February 7, 2026
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Y K
Massapequa, US
★★★★★ 5
Comfortable
Material Type: Black - 2 Pairs, Size: X-Large, Material Type: Black - 2 Pairs, Size: X-Large
I have very sensitive skin, so I usually need to wear socks at all times. These are especially comfortable because they don’t cover the toes, which helps with temperature control. The material is well-balanced—not too thick or too thin—and has just the right amount of stretch. I also appreciate the large traction area, which adds stability. Another plus is that they are completely fragrance-free.
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Reviewed in the United States on April 21, 2026
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Pudatane
Birmingham, US
★★★★★ 5
Great Heel Socks
Material Type: Black - 3 Pairs, Size: Large
I don't know how they work but it's wonderful. I've had rough heel problems for a long time. I wear these everyday and my heels are not rough. They're not baby bottom smooth, but they are not ever going to be. These heel socks also oncce they are properly positioned snap onto the heel. Properly positioning them is easy when you put them on your foot with the heel cup in the correct orientation.
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Reviewed in the United States on April 14, 2026

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