Hardware Spec Index

Zephyra FN-3477 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3477-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index574 (Case Fans scale)
Category rank#45,105
Street price$19
Power4 W
Performance per dollar30.21
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3477 Ultra
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3477 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/72941546 (accessed 2026-10-21).