Hardware Spec Index

Zephyra FN-9578 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN9578-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index740 (Case Fans scale)
Category rank#4,875
Street price$19
Power3 W
Performance per dollar38.95
Released2022

Specifications

BrandZephyra
ModelZephyra FN-9578 Ultra
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9578 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/22011327 (accessed 2026-10-22).