Hardware Spec Index

Caldera FN-4001 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4001-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index629 (Case Fans scale)
Category rank#31,258
Street price$19
Power4 W
Performance per dollar33.11
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4001 Ultra
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4001 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/13129271 (accessed 2026-10-21).