Hardware Spec Index

Zephyra FN-4578 XT 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4578-XT · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index886 (Case Fans scale)
Category rank#21,734
Street price$29
Power4 W
Performance per dollar30.55
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4578 XT
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4578 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/12487550 (accessed 2026-10-22).