Dell R8D7N High-Quality Replacement Laptop Battery (11.4V / 51Wh)
The Dell R8D7N replacement laptop battery provides a highly dependable, premium power storage backup to ensure seamless performance for your demanding business notebooks and heavy-duty workstations. Moreover, its optimized 51Wh capacity and stable 11.4V internal matrix layout deliver consistent voltage deployment to keep your device running smoothly during complex calculations, professional design tasks, or daily studying. Consequently, this high-density lithium-ion rechargeable 3-cell pack serves as an affordable, cost-effective alternative to instantly restore your laptop off-grid mobility profile. Therefore, you can safely continue your everyday computational tasks immediately after a simple plug-and-play setup without experiencing sudden system power failures. Furthermore, advanced protective circuits are natively integrated to safeguard your system against hazardous short-circuits and overcharge risks.
■ Technical Specifications
| Battery Model Designation | Dell R8D7N Replacement Battery |
| Cell Quality Class | Premium Grade-A Replacement Cells |
| Cell Architecture | Lithium-ion Polymer (Li-Po) | 3-Cells Matrix Layout |
| Voltage Profile | 11.4 Volts DC |
| Total Capacity Volume | 51 Wh (~4400 mAh) |
| Safety Architecture | 4-Layer Smart Protection Shield (Overcharge, Over-discharge, Thermal & Short-Circuit) |
| Replacement Warranty | 3-Month Quality Guarantee Protection |
■ Confirmed Laptop Compatibility List
- • Dell Latitude 5400 Series
- • Dell Latitude 5410 Series
- • Dell Latitude 5500 Series
- • Dell Latitude 5510 Series
- • Dell Precision 3540 Mobile Workstation
- • Dell Precision 3550 Mobile Workstation
- • Dell Inspiron 15 7590 / 7591 Series
- • Dell Inspiron 17 7791 2-in-1 Series
- • Part Numbers: R8D7N / 0R8D7N / 1V1XF
- • Compatible Codes: 4V5Y2 / MV07R / 0MV07R
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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