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High-Current Handheld Spot Welder with Automatic Trigger for 18650/21700 Battery Packs

High-Current Handheld Spot Welder with Automatic Trigger for 18650/21700 Battery Packs

Regular price $17.99 USD
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Product Description

Product Description

Feature Highlights:

  • High Carrying Capacity: Our advanced spot welding pen features an imported MOS tube capable of carrying 550A of current, offering exceptional welding power. Its integrated design allows for easy connection to a battery, enabling faster and more efficient welding operations.
  • Removable Copper Pin: Designed with a removable copper pin, this handheld spot welder enhances both expandability and maintainability, ensuring long-lasting performance.
  • 99-Speed Adjustment: Benefit from 99-speed infinite adjustment for precise control, catering to diverse welding needs. Its design facilitates precise welding, making it ideal for varied tasks.
  • Trigger Button: The included trigger button lets you complete welds with a single press, perfect for one-handed operation, enhancing convenience and efficiency.
  • LED Indicator: A built-in LED indicator displays the working status, providing assurance and real-time details on current operation. Compatible with 18650 and 21700 battery packs, this versatile and lightweight unit is suitable for electricians, metal welding professionals, and construction fields.

Specifications:

  • Certification: None
  • Origin: Mainland China
  • Model Number: Spot Welding Machine
  • Max. Welding Thickness: 0.1mm
  • Dimensions: 170 x 25mm
  • Weight: 150g
  • Usage: Spot welding
  • Wire Length: 350mm
  • Wire Specification: 12AWG silicone wire
  • Power Interface: Copper lug / EC5 (optional)
  • Operating Voltage: 12V-16.8V
  • Spot Welding Current: 80A-150A
  • Power Module: Imported 550A MOS tube
  • Case Material: High temperature resistant nylon
  • Spot Welding Material: 0.1mm nickel-plated tape
  • Welding Needle Specification: 3 x 1.5 x 40mm professional alumina copper welding needle
  • Copper Needle Replaceable: Yes
  • Material: ABS + metal

Package Included:

  • 1 x Welding Machine Needle (Choose interface option)

Key Points of Use:

  1. We recommend a 12V, 20AH-60AH lead-acid battery, or a high-rate 3-string or 4-string lithium battery pack as input power (must perform well, enough to start a car; voltage range: 12V-16.8V).
  2. Ensure firm connections and avoid extending wires randomly. Start with low power for spot welding and gradually increase to avoid excessive current impacting MOS tube performance. Do not reverse-connect input electrodes or exceed specified voltage range.
  3. For best results, weld 0.1mm nickel-plated steel strips. Achieving 0.2mm thickness is possible with double welding. Avoid welding pure nickel, copper, or aluminum.

Note: Due to different monitors and lighting, actual item color might slightly vary from the pictures. Please allow a 1-2cm deviation due to manual measurement.

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