ND45C03-17B01 / ND45C04-17B02 DC5V 0.50A Replacement Cooling Fan for Surface Book 2 CPU & GPU

Cooling fan assembly for Microsoft Surface Book 2 compatible with model numbers ND45C03-17B01 and ND45C04-17B02. Electrical rating: DC5V, 0.50A. Intended for use on both the CPU and GPU to help manage operating temperatures and maintain stable performance. Ideal as a replacement part for Surface Book 2 thermal systems — confirm your device model and part number before ordering.