Hardware Spec Index

Teralux FN-3685 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3685-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,309 (Case Fans scale)
Category rank#41,449
Street price$49
Power2 W
Performance per dollar26.71
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3685 Ultra
Size120 × 120 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3685 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/94865168 (accessed 2026-10-24).