Capacity: 1300mAh standard
PCB: High-Quality
✔ 100% Brand New, 0 Cycle
✔ <0.3% Low Return Rate
✔ >500 times Cycle Life
✔ 12 Months Warranty
✔ 2-5 Days Production Time
✔ Professional QC Testing
✔ Private Label & Packing Available
✔ OEM Available
✔ Stable Performance Across Batches
✔ Stable Supply for Bulk Orders
| Heavy-Duty bulk 4050 Battery for Wiko Sunset 2 Details | |
| Specification Details | |
| Compatible Model: | For Wiko Sunset 2 |
| Battery Type: | Premium Lithium-ion (Li-ion) |
| Capacity: | 1300mAh standard |
| Standard Voltage: | 3.7V |
| Condition: | 100% Brand New, 0 Cycle |
| Cycle Life: | >500 times |
| Cell Material: | 100% Pure Cobalt Cell |
| Cell Brand: | ATL, Dianming, Guangyu, Samsung, Liwei, Ganfeng, Veken, Fenghua and Lishen available |
| PCB: | High-end protection boards and decoding protection boards available |
| Working Temperature: | -10°C ~ 50°C |
| Warranty Policy: | 12 شهرًا |
| MOQ: | Flexible |
| OEM: | متوفر |
Inside the narrow limited battery compartment of the Wiko Sunset 2 thermal clearance is extremely low under load. How does this heavy duty bulk battery hardware asset prevent systemic power collapses while operating in high temperature mobile environments?
Overcoming heavy thermal stress within tight device enclosures demands optimizing the chemical electrolyte matrix directly inside the hardware package to curb hazardous charging side reactions. When regular supply networks deliver dormant clearance items that sat neglected inside secondary distribution storage depots the active compound properties freeze up and trigger early system dropouts under strain. Our factory resolves hidden warehouse decay by deploying intensive full capacity aging cycle operations on our testing gear to filter out defect modules before transport. This premium full capacity module provides fluent current transit to keep your technical wholesale chain operating smoothly.
The miniature architecture of the Wiko Sunset 2 framework integrates delicate trailing logic lines that break under mechanical fatigue. How does the connection interface of this 4050 package adapt to manual installation stress at professional repair stations?
Protecting sensitive terminal points from installation flexing wear requires building the flexible trailing ribbon circuit with layered rolled copper wrapped inside high tensile dielectric film insulation layers. This architectural layout gives the trailing ribbon non stress positioning features allowing the gold contact leads to lock perfectly with the smartphone motherboard logic layout without adding physical tension. Combined with an automated heavy duty hydraulic press seal that limits physical boundary expansion during prolonged rapid power replenishment it prevents outward layout swelling and guards commercial repair networks from expensive screen cracking liabilities.
We source only raw, brand-new A-grade polymer cells directly from top-tier component giants, skipping standard trading markups to pass 10%+ direct savings to you. Because of our rigorous 6-step testing process (from cell grading to final load testing), our real-world batch return rate is kept strictly below 0.3%.
For our standard hot-selling catalog inventory, we can dispatch within 2-5 working days. For large-scale customized OEM or private label orders, production typically takes more days depending on material specifications. We always communicate real-time timeline tracking so you never experience local stockouts.
We back all bulk orders with an ironclad 12-month replacement warranty. If you encounter any functional defectives within the warranty period, you do not need to ship them back to China (which wastes shipping costs). Simply send us a brief video or photo proof of the testing data via WhatsApp/Email, and we will credit or replace them directly in your next shipment.
Yes, for wholesale buyers looking to scale up, we provide premium OEM services. We can handle custom battery body silk-printing, custom-branded retail boxes with anti-static EVA foam or blister inserts, and warehouse barcode stickers.
Our flexible MOQ is designed to help you keep a healthy cash flow without overstocking. For standard replacement models, our minimum starting order is very low. Please click the "WhatsApp" button or send a quick inquiry with your target quantity, and our team will provide a tailored volume tier quote within 2 hours.
Yes. We supply brand-new replacement batteries with professional inspection before shipment.
Each batch is checked for capacity, voltage, internal resistance and overall performance consistency.
Every batch follows quality inspection procedures, including:
This helps maintain stable performance and reduce after-sales issues.
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