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China Factory Suppliers for Fully Automated AAA Battery Contact Springs with Bridge Riveting Technology
Product Application
Application
Our core technology lies in the integration of self-developed intelligent production lines and bridge riveting processes, entirely eliminating traditional manual operations. Supported by over 40 high-efficiency machines, we achieve stable large-scale supply of over 2 million sets of battery contact springs per day.
Self-Developed Smart Equipment
40+ High-Efficiency Machines
2M+ Units / Day
Application
Built for automated assembly: bridge riveting prevents detachment, with high verticality and flatness for more stable production and smoother assembly.
Prevents Detachment
High Verticality
Superior Flatness
Application
Our universal AAA battery contact springs offer multiple material options corresponding to 24, 48, or 72-hour salt spray protection levels. We adhere to soldering tests for every plated batch to guarantee excellent and reliable solderability.
24H / 48H / 72H Salt Spray Options
Per-Batch Soldering Tests
Reliable Solderability
Design Parameters
| Product Name | Universal AAA Battery Connector |
| Model | 045D、045L |
| Material | SPCC + Steel Wire |
| Specifications & Dimensions | 10×9mm；21.6×9mm |
| Surface Treatment | Nickel Plating |
| Neutral Salt Spray Test | ✔ Certified24H |
| Feature | ★ KeyFully Automated Production |
| Eco-Certification | ✔ CertifiedRoHS, REACH |
Product Introduction
Our universal AAA 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.
Bridge-Riveted Design
2M+ Daily Capacity
Secure Spring Retention
24H Salt Spray Tested
Excellent Weldability
Frequently Asked Questions
Q
What is the bridge-riveted design and why does it matter for AAA battery contacts?
The bridge-riveted design is a specialized structural joining method that firmly connects the spring and base plate, effectively preventing detachment during use. It delivers superior verticality and flatness compared to traditional manual assembly, ensuring more stable production quality and a smoother automated assembly experience.
Q
What is the daily production capacity for these AAA battery contact springs?
Supported by over 40 high-efficiency, self-developed intelligent machines, our facility achieves a stable daily production capacity of over 2 million sets of AAA battery contact springs, enabling reliable large-scale supply for global customers.
Q
What salt spray protection levels are available for these battery spring contacts?
Our universal AAA battery contact springs offer multiple material options corresponding to 24-hour, 48-hour, or 72-hour neutral salt spray protection levels. The standard model (045D/045L) passes the 24H neutral salt spray test, with upgraded options available depending on the specific application environment.
Q
How is solderability ensured in the manufacturing process?
We strictly adhere to soldering tests for every plated batch throughout the production process. This rigorous per-batch quality control guarantees consistent and excellent solderability, ensuring that each product meets the highest reliability standards for downstream assembly.
Q
Do these products comply with international environmental regulations?
Yes. Our universal AAA battery connectors have obtained both RoHS and REACH eco-certifications, confirming compliance with international environmental and chemical safety standards. This makes them suitable for sale and use in major global markets, including Europe.
Q
What material and surface treatment are used for the 045D and 045L models?
Both the 045D and 045L models are constructed from SPCC steel sheet combined with steel wire, offering a strong and reliable structural base. The surface treatment applied is nickel plating, which enhances corrosion resistance, electrical conductivity, and overall durability for long-term performance in battery-powered devices.