Hardware Spec Index

Teralux FN-3689 Plus 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3689-PLUS · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index1,051 (Case Fans scale)
Category rank#32,205
Street price$39
Power4 W
Performance per dollar26.95
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3689 Plus
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 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-3689 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9836302 (accessed 2026-10-26).