20-Pack 18650 Battery Spring Contact Sheets – DIY Terminals
20-Pack 18650 Battery Spring Contact Sheets – DIY Terminals
20-Pack 18650 Battery Spring Contact Sheets – Positive & Negative Terminals
Keep your DIY battery projects running smoothly with these durable 18650 battery spring contact sheets. Crafted from 0.3mm nickel-plated iron, this 20-piece set provides reliable positive and negative terminal connections for battery boxes, holders, and custom electronics builds. Whether you're repairing a battery pack or building one from scratch, these versatile contact springs deliver strong, consistent conductivity.
Key Features
- Universal Compatibility: Suitable for all standard 18650 batteries — ideal for replacements and DIY builds.
- Nickel-Plated Iron: 0.3mm nickel-plated iron construction ensures durability, corrosion resistance, and excellent electrical contact.
- Positive & Negative Terminals: Includes both single and bipolar contact sheets to cover all connection configurations.
- Value Pack: Comes with 20 pieces so you have plenty on hand for multiple projects or future repairs.
- Silver Finish: Clean, polished silver appearance for a professional finish in any battery enclosure.
- DIY Friendly: Easy to install and integrate into battery holders, custom packs, flashlights, power banks, and more.
Specifications
- Material: 0.3mm Nickel-Plated Iron
- Quantity: 20 Pieces
- Color: Silver
- Compatibility: All 18650 Batteries
- Type: Single & Bipolar (Positive and Negative)
- Country of Origin: Made in Mainland China
Note: Due to manual measurement, please allow a tolerance of 1–3mm. Colors may vary slightly between screens — please refer to the actual received item.
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Learn more: EPA guidance on lithium-ion battery handling
Frequently Asked Questions
Q: Are these 18650 battery spring contact sheets compatible with all 18650 batteries?
A: Yes! These contact sheets are designed with strong universal compatibility and are suitable for all standard 18650 batteries, making them an ideal replacement or DIY addition to battery boxes and holders.
Q: How many pieces are included in the pack, and what types of contacts are provided?
A: Each pack contains 20 pieces, including both positive and negative single bipolar contact spring sheets, giving you everything you need for a variety of battery configurations and DIY electronics projects.
Q: What material are the battery spring contact sheets made from?
A: The contact sheets are made from 0.3mm nickel-plated iron, which offers excellent conductivity, corrosion resistance, and long-lasting durability — perfect for repeated use in battery packs and holders.
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.