Hardware Spec Index

Corvane FN-4991 Ultra 120mm PWM ARGB Case Fan

Case Fans · Corvane · SKU FN4991-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index859 (Case Fans scale)
Category rank#880
Street price$29
Power3 W
Performance per dollar29.62
Released2020

Specifications

BrandCorvane
ModelCorvane FN-4991 Ultra
Size120 × 120 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-4991 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4596072 (accessed 2026-10-22).