Hardware Spec Index

Caldera FN-6490 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6490-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index597 (Case Fans scale)
Category rank#38,658
Street price$19
Power3 W
Performance per dollar31.42
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6490 Ultra
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6490 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5522706 (accessed 2026-10-20).