Hardware Spec Index

Zephyra FN-9521 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN9521-PRO · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index632 (Case Fans scale)
Category rank#14,346
Street price$19
Power4 W
Performance per dollar33.26
Released2023

Specifications

BrandZephyra
ModelZephyra FN-9521 Pro
Size120 × 120 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9521 Pro 120mm PWM Case Fan”, https://vextor7.com/item/6411265 (accessed 2026-10-21).