Hardware Spec Index

Corvane FN-4891 Ultra 140mm PWM ARGB Case Fan

Case Fans · Corvane · SKU FN4891-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index970 (Case Fans scale)
Category rank#33,725
Street price$29
Power3 W
Performance per dollar33.45
Released2019

Specifications

BrandCorvane
ModelCorvane FN-4891 Ultra
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise23 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-4891 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/92377843 (accessed 2026-10-20).