Hardware Spec Index

Corvane FN-4903 Ultra 140mm PWM Case Fan

Case Fans · Corvane · SKU FN4903-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index613 (Case Fans scale)
Category rank#42,887
Street price$19
Power3 W
Performance per dollar32.26
Released2021

Specifications

BrandCorvane
ModelCorvane FN-4903 Ultra
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-4903 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/1084097 (accessed 2026-10-25).