Hardware Spec Index

Teralux FN-2491 Pro 120mm PWM Case Fan

Case Fans · Teralux · SKU FN2491-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index719 (Case Fans scale)
Category rank#5,811
Street price$19
Power4 W
Performance per dollar37.84
Released2020

Specifications

BrandTeralux
ModelTeralux FN-2491 Pro
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-2491 Pro 120mm PWM Case Fan”, https://vextor7.com/item/44554963 (accessed 2026-10-23).