Lenovo ThinkPad SL410, E40 & 0578-47B Replacement Laptop Battery (5200mAh)
The Lenovo SL410 and E40 replacement battery provides a highly dependable, high-capacity power solution to ensure long-lasting stability for your professional business notebooks. Moreover, its enhanced 5200mAh capacity and premium 6-cell matrix layout deliver consistent voltage delivery to keep your device running smoothly while multitasking, working, or studying. Consequently, this high-density lithium-ion replacement pack stands as a cost-effective alternative to optimize your laptop total off-grid runtime. Therefore, you can safely execute heavy office operations immediately after a fast setup without experiencing unexpected hardware power drops. Furthermore, internal protective circuits are actively integrated to shield your systems against hazardous overcharging and short-circuit faults during intensive workload hours.
■ Technical Specifications
| Model Designation | Lenovo SL410 / E40 Replacement Battery |
| Cell Architecture | Lithium-ion (Li-ion) | 6-Cells Layout |
| Voltage Profile | 10.8 Volts DC |
| Total Capacity Volume | 5200 mAh / 56 Wh |
| Safety Standards | Built-in Overcharge & Short-Circuit Protection |
| Replacement Warranty | 3-Month Firm Quality Protection Coverage |
■ Confirmed Laptop Compatibility List
- • Lenovo ThinkPad SL410 / SL510 Series
- • Lenovo ThinkPad Edge E40 / E50 Series
- • Lenovo ThinkPad Edge 14″ / 15″ Series
- • Lenovo ThinkPad 0578-47B Model
- • Lenovo ThinkPad L410 / L412 / L512
- • Compatible Part Numbers: L09C6Y14 / 25+
Important Care Tip: To safeguard your brand new replacement battery lifecycle, remember to avoid letting the system power level drain completely to a 0% limit before initiating a safe charge cycle.

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