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  • 50pcs D3x100mm alumina copper spot welding electrode pins
  • Single D3x100mm copper spot welding electrode pin
  • D3x100mm spot welding electrode dimensions 100mm length 3mm body 1.4mm tip
  • Alumina copper electrode pins for battery spot welder holders
  • Spot welding electrode pins used for 18650 battery pack nickel strip welding
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FMFPAX

Spot Welding Electrode Pins D3x100mm, Alumina Copper 50pcs for 18650 Batteries | FMFPAX

$60.92 USD
$60.92 USD
Price includes duties & taxes. Shipping calculated at checkout.
  • 1-year warranty on machinery core parts. Free replacement parts shipped to you — no need to return the machine.
  • Duties and import taxes included for delivery to United States (DDP). No extra customs charges on arrival. Details
  • Ships within 2 business days. Air express 7–15 days, land freight 20–30 days, sea freight 30–50 days after dispatch.
  • Questions before you buy? WhatsApp +86 158 1830 7991 or sales@fmfpack.com

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50pcs D3x100mm Alumina Copper Spot Welding Electrode Pins

This 50-piece set of D3x100mm alumina copper electrode pins is made for battery pack spot welding work, including 18650 cell nickel-strip welding setups. The stepped copper pin shape fits spot-welder electrode holders that accept this size.

Key Specifications

Product type Spot welding electrode pins
Material Alumina copper
Quantity 50 pcs
Overall length 100 mm
Main body diameter 3 mm
Tip diameter 1.4 mm
End section length 8 mm
SKU FMF-D3X100-81145

Application Fit

  • For replacing or stocking spot welder electrode pins in battery pack assembly work.
  • Suitable for 18650 battery pack spot welding setups when the holder and machine accept D3x100mm electrode pins.
  • Useful for welding nickel strip tabs in battery maintenance, battery pack building, and small welding fixture work.

Before Ordering

  • Confirm your spot welder holder accepts 3 mm body electrode pins.
  • Confirm the 100 mm length and 1.4 mm tip size match your fixture and weld spacing.
  • This listing is for electrode pins only. The spot welder, welding pen, battery cells, and nickel strip are not included.

FAQ

What size are these spot welding electrode pins?

Each pin is 100 mm long with a 3 mm main body diameter, a 1.4 mm tip diameter, and an 8 mm end section.

How many electrode pins are included?

This listing includes 50 D3x100mm alumina copper spot welding electrode pins.

Are these for 18650 battery pack spot welding?

They are suitable for 18650 battery pack spot welding setups when your spot welder holder accepts D3x100mm electrode pins.

Is a spot welder included?

No. This product is a replacement electrode pin set only.

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