Hardware Spec Index

Teralux FN-3661 XT 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3661-XT · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,067 (Case Fans scale)
Category rank#42,478
Street price$39
Power4 W
Performance per dollar27.36
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3661 XT
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3661 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/15288685 (accessed 2026-10-20).