Hardware Spec Index

Corvane FN-3891 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN3891-PRIME · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index362 (Case Fans scale)
Category rank#45,764
Street price$9
Power4 W
Performance per dollar40.22
Released2025

Specifications

BrandCorvane
ModelCorvane FN-3891 Prime
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-3891 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/56525721 (accessed 2026-10-25).