Hardware Spec Index

Teralux FN-6991 Plus 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN6991-PLUS · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,190 (Case Fans scale)
Category rank#20,396
Street price$39
Power4 W
Performance per dollar30.51
Released2023

Specifications

BrandTeralux
ModelTeralux FN-6991 Plus
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise23 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-6991 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6257680 (accessed 2026-10-25).