Hardware Spec Index

Teralux FN-4909 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4909-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index890 (Case Fans scale)
Category rank#23,615
Street price$29
Power2 W
Performance per dollar30.69
Released2023

Specifications

BrandTeralux
ModelTeralux FN-4909 Ultra
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4909 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/20130601 (accessed 2026-10-22).