Hardware Spec Index

Teralux FN-3854 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3854-XT · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index1,182 (Case Fans scale)
Category rank#19,792
Street price$39
Power4 W
Performance per dollar30.31
Released2019

Specifications

BrandTeralux
ModelTeralux FN-3854 XT
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise25 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-3854 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4057262 (accessed 2026-10-21).