Hardware Spec Index

Zephyra FN-4390 Ti 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4390-TI · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index535 (Case Fans scale)
Category rank#35,739
Street price$19
Power4 W
Performance per dollar28.16
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4390 Ti
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4390 Ti 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6967522 (accessed 2026-10-19).