HP ProBook 4440S / 4540S CPU-kylfläkt

Overheating slows down laptops, causes unexpected shutdowns, and can permanently damage internal components. The HP ProBook 4440S and 4540S are known for accumulating dust in their cooling systems, leading to reduced airflow and higher fan noise. This replacement CPU cooling fan restores proper thermal management, keeping the processor at safe operating temperatures and extending the lifespan of the laptop.

Who is it for

IT technicians, repair shops, and individual users who need to replace a faulty or noisy cooling fan in an HP ProBook 4440S or 4540S. It is a direct-fit component that matches the original specifications, ensuring reliable cooling without modification.

Main features

• Compatible with HP ProBook 4440S and 4540S models
• Restores proper CPU cooling and prevents thermal throttling
• Direct replacement for the original fan assembly
• Quiet operation with efficient airflow

Specifications

• Compatible models: HP ProBook 4440S, HP ProBook 4540S
• Type: CPU cooling fan
• Colour: Black

Tips

Before installation, clean the heatsink fins and apply fresh thermal paste to ensure optimal heat transfer. Always disconnect the battery and follow proper electrostatic discharge precautions when working inside a laptop.