Hardware Spec Index

Corvane FN-3947 Edge 140mm PWM Case Fan

Case Fans · Corvane · SKU FN3947-EDGE · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index414 (Case Fans scale)
Category rank#24,170
Street price$9
Power4 W
Performance per dollar46.00
Released2023

Specifications

BrandCorvane
ModelCorvane FN-3947 Edge
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-3947 Edge 140mm PWM Case Fan”, https://vextor7.com/item/62815779 (accessed 2026-10-22).