Hardware Spec Index

Zephyra FN-3551 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3551-PRO · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index752 (Case Fans scale)
Category rank#22,287
Street price$29
Power4 W
Performance per dollar25.93
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3551 Pro
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3551 Pro 140mm PWM Case Fan”, https://vextor7.com/item/3420599 (accessed 2026-10-22).