Hardware Spec Index

Teralux FN-4740 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4740-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index849 (Case Fans scale)
Category rank#9,544
Street price$29
Power3 W
Performance per dollar29.28
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4740 Ultra
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4740 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/7015231 (accessed 2026-10-21).