Genuine Lenovo ThinkPad T580 Cooling Fan & Heatsink Assembly (20L9 / 20LA) — 01ER494

Original Lenovo OEM cooling fan and heatsink assembly for the ThinkPad T580 series (models 20L9 and 20LA). This genuine part, part number 01ER494, serves as a direct replacement for a faulty or worn cooling module and restores the notebook's intended thermal management. Compatible with the specified T580 configurations and designed to match factory performance.