Hardware Spec Index

Zephyra FN-4591 Ti 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4591-TI · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index447 (Case Fans scale)
Category rank#7,215
Street price$19
Power3 W
Performance per dollar23.53
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4591 Ti
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4591 Ti 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/43679209 (accessed 2026-10-23).