China Suppliers Factory: Fully Automated Production of 18650 Battery Connectors with High Quality and Reliability
Product Application
Quality and Efficiency Assurance
Thanks to over 40 sets of self-developed intelligent equipment and innovative bridge riveting processes, we have achieved fully automated production for spring riveting, with a daily production capacity exceeding 2 million sets.
Automated Assembly Scenarios
Suitable for various automated assembly scenarios. The bridge riveting structure ensures spring stability, while high dimensional accuracy guarantees quick and precise alignment, improving overall production efficiency.
Customizable Solutions
Choose according to your needs: We provide AA battery contact springs in various materials, passing 24, 48, or 72-hour salt spray tests respectively. All plated batches undergo solderability testing, ensuring reliable solderability for your stable selection.


Design Parameters
| Product Name | Universal AA Battery Connector |
| Model | 055D |
| Material | SPCC + Steel Wire |
| Specifications & Dimensions | 18.5 × 16.7mm |
| Surface Treatment | Nickel Plating |
| Neutral Salt Spray Test | 24H |
| Feature | Fully Automated Production |
| Eco-Certification | RoHS, REACH |
Product Introduction
Our universal 18650 battery spring contacts feature a durable bridge-riveted design and are manufactured using fully automated processes, ensuring a daily production capacity of over 2 million units. They are characterized by their secure spring retention, high verticality, and superior metal flatness. Furthermore, these contacts demonstrate excellent weldability and have passed a rigorous 24-hour neutral salt spray test, guaranteeing reliability and longevity.
Frequently Asked Questions
A: With over 40 sets of self-developed intelligent equipment, we achieve a daily production capacity exceeding 2 million sets.
A: The standard model (055D) is made from SPCC and steel wire, though we offer various materials to meet specific needs.
A: Our products undergo neutral salt spray testing, with options available for 24, 48, or 72-hour protection levels.
A: Yes. The bridge-riveted structure and high dimensional accuracy ensure stable retention and precise alignment for automated production.
A: Yes, all our battery connectors are RoHS and REACH certified, ensuring they meet global eco-certification requirements.
A: Every plated batch undergoes professional solderability testing to ensure reliable and stable performance during your assembly process.


