Hardware Spec Index

Zephyra FN-4504 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4504-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index400 (Case Fans scale)
Category rank#26,300
Street price$9
Power4 W
Performance per dollar44.44
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4504 Ultra
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4504 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/19635178 (accessed 2026-10-21).