Hardware Spec Index

Caldera FN-5491 SE 120mm PWM Case Fan

Case Fans · Caldera · SKU FN5491-SE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index548 (Case Fans scale)
Category rank#40,823
Street price$19
Power2 W
Performance per dollar28.84
Released2020

Specifications

BrandCaldera
ModelCaldera FN-5491 SE
Size120 × 120 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5491 SE 120mm PWM Case Fan”, https://vextor7.com/item/10854677 (accessed 2026-10-23).