Hardware Spec Index

Corvane FN-9581 XT 140mm PWM Case Fan

Case Fans · Corvane · SKU FN9581-XT · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index502 (Case Fans scale)
Category rank#22,903
Street price$19
Power4 W
Performance per dollar26.42
Released2023

Specifications

BrandCorvane
ModelCorvane FN-9581 XT
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-9581 XT 140mm PWM Case Fan”, https://vextor7.com/item/205652 (accessed 2026-10-18).