Metal Stamping Leaf Spring Battery Contacts – 18650 AA CR2 9V

Upgrade your DIY electronics and craft projects with these precision-made metal stamping leaf spring battery contacts. Compatible with popular battery sizes including 18650, AA, CR2, and 9V, these versatile connectors are an essential addition to any maker's toolkit.

Constructed from 0.3mm spring steel with a nickel-plated finish, each contact delivers reliable conductivity, lasting durability, and excellent corrosion resistance. The spring-loaded design ensures a secure, consistent connection every time — ideal for custom battery holders, electronic prototypes, repair projects, and more.

Key Features

• Universal Compatibility: Fits 18650, AA, CR2, and 9V battery formats — perfect for a wide range of DIY builds
• Premium Material: Made from 0.3mm spring steel for strong, flexible contact pressure
• Nickel-Plated Finish: Resists corrosion and oxidation for long-lasting, dependable performance
• Pack of 5: Includes enough contacts for multiple projects or repairs
• 2 Color Options: Choose the finish that best suits your design
• Compact & Lightweight: Easy to integrate into small enclosures and custom builds

Perfect For

• DIY battery holder fabrication and repair
• Electronics prototyping and hobbyist projects
• LED lighting rigs and remote control devices
• Replacement contacts for existing battery compartments
• Craft and maker projects requiring reliable battery connections

Specifications

• Material: 0.3mm Spring Steel with Nickel Plating
• Compatible Battery Sizes: 18650, AA, CR2, 9V
• Quantity: 5 pieces per pack
• Color Options: 2 available (see images)

Note: Colors displayed may vary slightly depending on monitor brightness and lighting conditions.

For guidance on safe handling of batteries and electrical components in DIY projects, visit the U.S. Consumer Product Safety Commission – Battery Safety.

Frequently Asked Questions

Q: What battery sizes are these metal stamping leaf spring contacts compatible with?

A: These leaf spring battery contacts are designed to work with 18650, AA, CR2, and 9V battery formats, making them highly versatile for a wide variety of DIY electronics and craft projects.

Q: What material are the battery leaf spring contacts made from?

A: Each contact is crafted from 0.3mm spring steel with a nickel-plated finish. The spring steel provides the ideal balance of flexibility and tension for a secure battery connection, while the nickel plating protects against corrosion and oxidation over time.

Q: How many pieces are included in each pack?

A: Each pack includes 5 metal stamping leaf spring battery contacts, providing enough pieces for multiple projects, repairs, or replacement builds.

Q: Are these contacts suitable for beginners in electronics DIY?

A: Yes! These contacts are straightforward to install and require no specialized tools. They are a great choice for hobbyists, makers, and beginners looking to build or repair battery-powered devices at home.