Hardware Spec Index

Corvane FN-4903 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Corvane · SKU FN4903-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index836 (Case Fans scale)
Category rank#14,744
Street price$29
Power3 W
Performance per dollar28.83
Released2021

Specifications

BrandCorvane
ModelCorvane FN-4903 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-4903 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/75532878 (accessed 2026-10-24).