Hardware Spec Index

Corvane FN-4581 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN4581-CORE · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index688 (Case Fans scale)
Category rank#13,866
Street price$19
Power4 W
Performance per dollar36.21
Released2025

Specifications

BrandCorvane
ModelCorvane FN-4581 Core
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-4581 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3847699 (accessed 2026-10-25).