Hardware Spec Index

Teralux FN-6691 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN6691-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,374 (Case Fans scale)
Category rank#36,475
Street price$49
Power2 W
Performance per dollar28.04
Released2023

Specifications

BrandTeralux
ModelTeralux FN-6691 Ultra
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise24 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-6691 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/17868974 (accessed 2026-10-24).