18650 Battery Nickel Strip Sheets for Spot Welding – 30pcs

Build reliable battery packs with confidence using these 18650 Lithium Battery Nickel-Chrome Alloy Strip Sheets — designed specifically for spot welding applications. Whether you're assembling DIY battery packs, e-bike batteries, or custom power storage units, these polygonal nickel strips offer the rigidity and conductivity needed for clean, secure welds and solid electrical connections.

Choosing the right nickel strip configuration based on your target draw current is essential for a safe, efficient battery assembly — and these strips make that decision easy. Their nickel-chrome alloy steel construction ensures low resistance, strong mechanical bonding, and long-lasting durability even under repeated charge-discharge cycles.

Key Features

• Material: Nickel-Chrome Alloy Steel — excellent conductivity and corrosion resistance
• Quantity: 30 pieces (5 sets of polygonal nickel sheets)
• Design: Polygonal shape for versatile battery pack configurations
• Compatible with: 18650 lithium cells and standard spot welding machines
• Application: Ideal for DIY battery packs, power banks, e-bike batteries, and energy storage projects
• Available in 2 color options to suit your build or labeling preferences

Why These Nickel Strips Stand Out

The rigidity of these nickel strips allows for easier spot welding and soldering, ensuring strong, low-resistance connections between cells. Proper strip selection based on current draw is critical for battery safety and performance — these sheets are engineered to support a range of build configurations, giving hobbyists and professionals alike a dependable solution for their projects.

For more information on safe battery handling and electrical safety standards, visit CPSC Lithium-Ion Battery Safety.

Specifications

• Material: Nickel-Chrome Alloy Steel
• Quantity: 30 pcs / 5 sets
• Shape: Polygonal
• Color Options: 2 variants available
• Use Case: 18650 lithium battery spot welding connections

Frequently Asked Questions

Q: What are these 18650 lithium battery nickel strip sheets used for?

A: These nickel-chrome alloy steel strips are used to connect 18650 lithium cells in battery pack assemblies. They are designed for use with spot welding machines, providing strong, low-resistance electrical connections between cells for DIY power banks, e-bike batteries, and energy storage projects.

Q: How many nickel strips are included in the set?

A: Each order includes 30 pieces total, arranged in 5 sets of polygonal nickel sheets — giving you enough material to assemble or repair multiple battery pack configurations.

Q: Are these strips compatible with standard spot welding machines?

A: Yes. These polygonal nickel strips are specifically designed for use with standard 18650-format spot welding machines. Their nickel-chrome alloy construction supports clean, consistent welds for secure battery cell connections.

Q: Why is choosing the right nickel strip configuration important?

A: Selecting the correct strip thickness and width based on your intended current draw is essential for battery safety and efficiency. Using undersized strips can lead to excess heat and reduced performance, while properly matched strips ensure optimal conductivity and long-term reliability in your battery pack.