Dell Studio XPS 16 1640 / 1645 Laptop Battery Replacement

This Dell XPS 16 1640 battery is a reliable replacement designed to restore full power performance and portability for Dell Studio XPS laptops. It is fully compatible with Dell Studio XPS 16 1640, 1645, and 1647 models and supports common OEM part numbers such as U011C and 312-0814. Built with high-quality lithium-ion cells, it delivers stable 11.1V output and dependable runtime for everyday computing, multimedia use, and general productivity. The battery is available in standard 6-cell and higher capacity 9-cell versions depending on usage needs. It includes essential safety features such as overcharge, over-discharge, and short circuit protection to ensure safe operation. Ideal replacement for aging, swollen, or faulty original batteries in Dell XPS 16 series laptops.