Hardware Spec Index

Zephyra FN-4577 Ti 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4577-TI · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index389 (Case Fans scale)
Category rank#31,011
Street price$9
Power4 W
Performance per dollar43.22
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4577 Ti
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4577 Ti 120mm PWM Case Fan”, https://vextor7.com/item/93316995 (accessed 2026-10-19).