18650 Battery Contact Spring Sheets DIY Kit – 10 Sets

18650 Battery Contact Spring Sheets – 10-Set DIY Kit

Keep your DIY battery projects running smoothly with these durable 18650 Battery Contact Spring Sheets. Designed for broad compatibility with all standard 18650 cells, these nickel-plated iron contact sheets serve as ideal replacements for positive and negative electrodes in battery boxes, holders, and custom electronics builds. Whether you're restoring a flashlight, building a power bank, or crafting a custom battery pack, this kit has you covered.

Key Features

• Universal Compatibility: Fits all standard 18650 batteries — positive and negative terminals included in every set.
• Quality Material: Crafted from 0.3mm nickel-plated iron for reliable conductivity and long-lasting durability.
• Great Value Pack: Comes with 10 complete sets, giving you plenty of spares for multiple projects.
• Easy DIY Use: Designed for convenient drop-in replacement in battery boxes and holders — no special tools required.
• Colour: Silver finish for a clean, professional look.

Specifications

• Material: 0.3mm Nickel-Plated Iron
• Colour: Silver
• Package Contents: 10 Sets (positive & negative contact spring sheets)
• Compatibility: All 18650 batteries
• Country of Origin: Made in Mainland China

Important Notes

• Due to manual measurement, please allow a tolerance of 1–3mm.
• Actual colour may vary slightly from product images due to monitor differences. Please refer to the actual item received.

Learn more: ENERGY STAR product efficiency guidance

Frequently Asked Questions

Q: Are these 18650 battery contact spring sheets compatible with all battery holders?

A: These contact spring sheets are designed for broad compatibility with all standard 18650 battery holders and battery boxes. They serve as positive and negative electrode replacements, making them suitable for a wide range of DIY electronics, flashlights, power banks, and custom battery pack builds.

Q: What material are the 18650 battery contact sheets made from?

A: The contact spring sheets are made from 0.3mm nickel-plated iron, which provides reliable electrical conductivity, good spring tension for secure battery contact, and resistance to corrosion over time.

Q: How many sets are included in this pack?

A: Each purchase includes 10 complete sets of battery contact spring sheets, with both positive and negative contact pieces included in every set, giving you plenty of components for multiple DIY projects or repairs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.