Cooler Master Excalibur

Excalibur - 120 x 120 x 25, 30 dB, 2000 RPM - The innovative Barometric Ball Bearing technology provides longer life span while remaining lower noise level.
- Removable blades for quick and easy cleaning.
- Nine massive sword-shaped blades generate outstanding high air pressure with balanced airflow.
- Triangular blade tips reduce turbulence at fan edges and decrease wind shear noise while keeping maximum sweeping area.
- 3-piece frame with metal rim provides robust structure.
- Honeycomb ventilation meshed frame:
- Low speed operation works as a secondary intake to increase airflow.
- High speed operation helps to reduce noise by releasing excessive turbulence and vibration.
- PWM function for total performance solution at high and low speed operation.