Replacement 4-pin fan for Lenovo Legion 5 laptops. Designed for thermal management and internal cooling, this fan is a new component with a 4-wire, 4-pin connector to the motherboard. It is compatible with selected Lenovo Legion 5 models and may match multiple Lenovo part numbers. Specifications may vary depending on the laptop’s configuration, so the exact model and part number of the existing fan should be verified before installation.