Hardware Spec Index

Teralux FN-6665 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN6665-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index1,337 (Case Fans scale)
Category rank#26,690
Street price$49
Power3 W
Performance per dollar27.29
Released2021

Specifications

BrandTeralux
ModelTeralux FN-6665 Ultra
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6665 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8259442 (accessed 2026-10-26).