Product Series 200

Custom Busbar & Interconnector for Lithium Battery Pack

Wellgo designs and manufactures custom busbars and battery interconnects for lithium battery packs—covering nickel strips, nickel tabs, pure nickel busbars, and copper-nickel composite busbars. Share your specifications and our engineering team will propose a manufacturable solution.

MaterialsPure Nickel (N6), Nickel-Plated Steel, Copper-Nickel Composite
Applications18650/21700 Cylindrical Packs, Prismatic Modules, Busbars
CustomizationThickness 0.05–0.3mm, Custom Stamped Shapes, Coils or Sheets
Custom Busbar & Interconnector for Lithium Battery Pack

Precision Tolerances

Dimensions controlled to ±0.01mm for automated welding lines.

In-House Tooling

Dedicated mold workshop reduces lead time and tooling costs.

High Current Rating

Optimized conductivity for minimize heat generation in packs.

Rapid Prototyping

Samples shipped within 48-72 hours from drawing approval.

Featured Products

Showing 4 representative items
Nickel Strip
nickel-strip

Nickel Strip

High-purity nickel strips for battery interconnects and spot welding.

Custom Width0.15–0.3mmRoll Form
Nickel Tabs
nickel-tab

Nickel Tabs

Pre-cut tabs engineered for stable spot-weld performance in cell assembly.

Pre-cutCustom ShapeSpot Weld Grade
Nickel Busbar
nickel-busbar

Nickel Busbar

Low-resistance busbars for high-current battery pack connections.

High CurrentLow ResistanceCustom CNC
Copper–Nickel Busbar
copper-nickel-busbar

Copper–Nickel Busbar

Bi-metal busbars combining copper conductivity and nickel weldability.

Bi-metalHigh PowerLaminated