Hardware Spec Index

Teralux FN-4020 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4020-SE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index389 (Case Fans scale)
Category rank#19,894
Street price$19
Power3 W
Performance per dollar20.47
Released2023

Specifications

BrandTeralux
ModelTeralux FN-4020 SE
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4020 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3424099 (accessed 2026-10-24).