Hardware Spec Index

Zephyra FN-2947 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN2947-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index538 (Case Fans scale)
Category rank#38,973
Street price$19
Power4 W
Performance per dollar28.32
Released2025

Specifications

BrandZephyra
ModelZephyra FN-2947 Ultra
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2947 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2674529 (accessed 2026-10-23).