Replacement CPU/GPU Cooling Fan for P57x v6 / P57x v7 — BS5505HS-U2S / BS4805HS-U2R, DC5V 0.5A, 4-Pin

Replacement cooling fan designed for CPU and GPU cooling in P57x v6 and P57x v7 laptops. Compatible part numbers: BS5505HS-U2S and BS4805HS-U2R. Electrical specifications: DC5V, 0.5A. Connector type: 4-pin. Intended as a direct swap for the original system fan to restore proper cooling performance.