Hardware Spec Index

Teralux FN-4391 Core 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4391-CORE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index278 (Case Fans scale)
Category rank#42,134
Street price$9
Power3 W
Performance per dollar30.89
Released2019

Specifications

BrandTeralux
ModelTeralux FN-4391 Core
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4391 Core 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/91670304 (accessed 2026-10-19).