Hardware Spec Index

Teralux FN-3631 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3631-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index918 (Case Fans scale)
Category rank#41,199
Street price$29
Power3 W
Performance per dollar31.66
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3631 Ultra
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise31 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-3631 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4534719 (accessed 2026-10-23).