Hardware Spec Index

Corvane FN-2781 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN2781-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index406 (Case Fans scale)
Category rank#43,745
Street price$9
Power3 W
Performance per dollar45.11
Released2022

Specifications

BrandCorvane
ModelCorvane FN-2781 Ultra
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-2781 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3585645 (accessed 2026-10-24).