ND55C40-16L13 BA31-00168A Laptop CPU Cooling Fan DC5V 0.50A

Replacement notebook CPU cooling fan, model ND55C40-16L13 / BA31-00168A. Rated DC5V, 0.50A. Designed for active cooling in laptop and notebook computers to reduce processor temperatures and help maintain stable system performance. Use as a direct spare for systems that specify ND55C40-16L13 or BA31-00168A—please verify compatibility with your device prior to purchase.