Replacement Laptop Battery, 15.2V, 4210mAh

This replacement lithium-ion battery is engineered as a reliable power solution for Dell Latitude series laptops, including models 5421, 5431, 5521, and 5531. Featuring a 15.2V output with 64Wh capacity (approximately 4210mAh), this 4-cell Li-ion battery delivers consistent performance across extended work sessions, providing typical runtime of 5 to 8 hours depending on usage patterns and display settings. The battery supports up to 1000 recharge cycles, making it a cost-effective long-term investment for organizations managing multiple mobile workstations. Compatible with OEM part numbers including 00P3TJ, 0R05P0, 0VXD57, CN-0R05P0, and R05P0, this battery ensures seamless integration and proper fit without modification. Ideal for corporate IT departments, field service operations, and professionals requiring dependable mobile computing power, this replacement battery maintains Dell's quality standards while offering a practical alternative to original equipment. The lithium-ion chemistry provides stable voltage delivery and minimal self-discharge, supporting productivity in demanding commercial environments where laptop availability is critical.