Hardware Spec Index

Zephyra FN-2257 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN2257-PRO · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index462 (Case Fans scale)
Category rank#23,130
Street price$19
Power2 W
Performance per dollar24.32
Released2019

Specifications

BrandZephyra
ModelZephyra FN-2257 Pro
Size140 × 140 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2257 Pro 140mm PWM Case Fan”, https://vextor7.com/item/4143333 (accessed 2026-10-19).