Hardware Spec Index

Caldera FN-9491 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN9491-ULTRA · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index820 (Case Fans scale)
Category rank#24,622
Street price$29
Power3 W
Performance per dollar28.28
Released2021

Specifications

BrandCaldera
ModelCaldera FN-9491 Ultra
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9491 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/67947 (accessed 2026-10-18).