Hardware Spec Index

Caldera FN-6389 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6389-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index753 (Case Fans scale)
Category rank#20,968
Street price$29
Power3 W
Performance per dollar25.97
Released2020

Specifications

BrandCaldera
ModelCaldera FN-6389 Ultra
Size120 × 120 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6389 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/32393435 (accessed 2026-10-26).