Hardware Spec Index

Corvane FN-3991 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Corvane · SKU FN3991-PRO · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index1,095 (Case Fans scale)
Category rank#18,511
Street price$39
Power3 W
Performance per dollar28.08
Released2024

Specifications

BrandCorvane
ModelCorvane FN-3991 Pro
Size140 × 140 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-3991 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/13316248 (accessed 2026-10-21).