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Laptop battery Dell 42Wh Lithium-ion 3-cell 451-BCSU
Summary description:
Replacement laptop battery Dell 42Wh Lithium-ion 3-cell (model 451-BCSU). Designed to restore portable power for compatible Dell notebooks, this 42Wh battery provides rechargeable Li‑ion chemistry and a 3‑cell configuration for balanced runtime and weight. Use it to replace worn or failing batteries and extend device mobility for everyday office, study or travel use.