Hardware Spec Index

Teralux FN-4089 Pro 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4089-PRO · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index292 (Case Fans scale)
Category rank#38,300
Street price$9
Power4 W
Performance per dollar32.44
Released2021

Specifications

BrandTeralux
ModelTeralux FN-4089 Pro
Size120 × 120 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4089 Pro 120mm PWM Case Fan”, https://vextor7.com/item/6863473 (accessed 2026-10-21).