Hardware Spec Index

Zephyra FN-4174 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4174-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index595 (Case Fans scale)
Category rank#37,044
Street price$19
Power3 W
Performance per dollar31.32
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4174 Ultra
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4174 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/4582028 (accessed 2026-10-24).