Hardware Spec Index

Zephyra FN-5521 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5521-SE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index633 (Case Fans scale)
Category rank#3,768
Street price$19
Power3 W
Performance per dollar33.32
Released2023

Specifications

BrandZephyra
ModelZephyra FN-5521 SE
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5521 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4336098 (accessed 2026-10-23).