Hardware Spec Index

Corvane FN-4750 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN4750-ULTRA · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index453 (Case Fans scale)
Category rank#27,020
Street price$19
Power3 W
Performance per dollar23.84
Released2021

Specifications

BrandCorvane
ModelCorvane FN-4750 Ultra
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-4750 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/366072 (accessed 2026-10-22).