Hardware Spec Index

Corvane FN-4977 Ultra 140mm PWM ARGB Case Fan

Case Fans · Corvane · SKU FN4977-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,006 (Case Fans scale)
Category rank#20,546
Street price$39
Power3 W
Performance per dollar25.79
Released2020

Specifications

BrandCorvane
ModelCorvane FN-4977 Ultra
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-4977 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8069065 (accessed 2026-10-21).