The HP Pavilion thermal module DSC L18221-001 is a fan and heatsink assembly for Pavilion models with discrete graphics. It is a cooling component intended for systems equipped with a discrete graphics memory subsystem.
The assembly combines a fan with a heatsink, bringing together the two cooling parts in one module. The listing identifies Pavilion 14-CD0012LA Notebook and Pavilion 14t-cd000 Touch Notebook among compatible models. Its stated discrete-graphics designation distinguishes it from thermal modules for other graphics configurations.