Hardware Spec Index

Zephyra FN-5521 Core 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN5521-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index717 (Case Fans scale)
Category rank#5,444
Street price$19
Power3 W
Performance per dollar37.74
Released2021

Specifications

BrandZephyra
ModelZephyra FN-5521 Core
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5521 Core 120mm PWM Case Fan”, https://vextor7.com/item/3333101 (accessed 2026-10-19).