Hardware Spec Index

Corvane FN-3971 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN3971-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index495 (Case Fans scale)
Category rank#7,604
Street price$19
Power3 W
Performance per dollar26.05
Released2021

Specifications

BrandCorvane
ModelCorvane FN-3971 Prime
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-3971 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5990768 (accessed 2026-10-22).