Hardware Spec Index

Teralux FN-3666 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3666-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index904 (Case Fans scale)
Category rank#1,359
Street price$29
Power4 W
Performance per dollar31.17
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3666 Ultra
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3666 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5282598 (accessed 2026-10-23).