Hardware Spec Index

Corvane FN-3947 Prime 120mm PWM Case Fan

Case Fans · Corvane · SKU FN3947-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index777 (Case Fans scale)
Category rank#33,585
Street price$29
Power4 W
Performance per dollar26.79
Released2021

Specifications

BrandCorvane
ModelCorvane FN-3947 Prime
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-3947 Prime 120mm PWM Case Fan”, https://vextor7.com/item/3030869 (accessed 2026-10-24).