Capacity: 3020mAh 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
| High Capacity Samsung A40 EB-BA405ABE Replacement Battery Details | |
| Specification Details | |
| Compatible Model: | For Samsung A40 |
| Battery Type: | Premium Lithium-ion (Li-ion) |
| Capacity: | 3020mAh standard |
| Standard Voltage: | 3.85V |
| 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-Month |
| MOQ: | Flexible |
| OEM: | Available |
How does your factory maintain accurate energy density for compact parts like the EB-BA405ABE cell?
Smaller smartphone models leave no room for error or fake capacities. As a focused OEM battery supplier, we utilize high-purity raw lithium formulations that achieve a true, stable 100% health battery status without inflating specifications. Your global business gets exactly what is printed on the label, which builds immediate customer trust and boosts repeat foot traffic for your local shops.
Are these Samsung A40-compatible power packs fully compliant with European and Western retail safety standards?
Absolutely. Every single batch passes through our rigid 6-step factory quality check—from the raw chemical cell level to the final output wrapping. We integrate top-tier protection boards that stop overcharging and voltage drops completely. This strict instrument-tested process guarantees that online parts retailers and parts wholesalers receive safe, compliant inventory that sails smoothly through local customs.







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.