Hardware Spec Index

Zephyra FN-4423 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4423-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index356 (Case Fans scale)
Category rank#21,968
Street price$19
Power4 W
Performance per dollar18.74
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4423 Pro
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4423 Pro 140mm PWM Case Fan”, https://vextor7.com/item/3562472 (accessed 2026-10-24).