Hardware Spec Index

Teralux FN-2291 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN2291-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index433 (Case Fans scale)
Category rank#37,065
Street price$19
Power3 W
Performance per dollar22.79
Released2020

Specifications

BrandTeralux
ModelTeralux FN-2291 Prime
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-2291 Prime 140mm PWM Case Fan”, https://vextor7.com/item/9987263 (accessed 2026-10-23).