Hardware Spec Index

Zephyra FN-9551 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN9551-PRO · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index537 (Case Fans scale)
Category rank#26,739
Street price$19
Power4 W
Performance per dollar28.26
Released2024

Specifications

BrandZephyra
ModelZephyra FN-9551 Pro
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9551 Pro 140mm PWM Case Fan”, https://vextor7.com/item/86526341 (accessed 2026-10-25).