Hardware Spec Index

Zephyra FN-4047 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4047-CORE · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index396 (Case Fans scale)
Category rank#41,026
Street price$9
Power4 W
Performance per dollar44.00
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4047 Core
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4047 Core 140mm PWM Case Fan”, https://vextor7.com/item/54371270 (accessed 2026-10-21).