Hardware Spec Index

Caldera FN-4577 Ti 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4577-TI · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index540 (Case Fans scale)
Category rank#23,066
Street price$19
Power3 W
Performance per dollar28.42
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4577 Ti
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 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-4577 Ti 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/83357273 (accessed 2026-10-21).