Hardware Spec Index

Zephyra FN-6257 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN6257-PRO · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index365 (Case Fans scale)
Category rank#41,135
Street price$19
Power2 W
Performance per dollar19.21
Released2023

Specifications

BrandZephyra
ModelZephyra FN-6257 Pro
Size140 × 140 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6257 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/21520716 (accessed 2026-10-24).