Hardware Spec Index

Teralux FN-2991 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN2991-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,062 (Case Fans scale)
Category rank#22,907
Street price$39
Power3 W
Performance per dollar27.23
Released2023

Specifications

BrandTeralux
ModelTeralux FN-2991 Ultra
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-2991 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6449155 (accessed 2026-10-26).