Hardware Spec Index

Corvane FN-3891 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN3891-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index522 (Case Fans scale)
Category rank#43,809
Street price$19
Power3 W
Performance per dollar27.47
Released2024

Specifications

BrandCorvane
ModelCorvane FN-3891 Ultra
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-3891 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/20163829 (accessed 2026-10-19).