Hardware Spec Index

Corvane FN-6640 Pro 140mm PWM Case Fan

Case Fans · Corvane · SKU FN6640-PRO · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index412 (Case Fans scale)
Category rank#22,415
Street price$19
Power4 W
Performance per dollar21.68
Released2021

Specifications

BrandCorvane
ModelCorvane FN-6640 Pro
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-6640 Pro 140mm PWM Case Fan”, https://vextor7.com/item/20135816 (accessed 2026-10-22).