Hardware Spec Index

Teralux FN-6421 SE 120mm PWM Case Fan

Case Fans · Teralux · SKU FN6421-SE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index561 (Case Fans scale)
Category rank#42,299
Street price$19
Power3 W
Performance per dollar29.53
Released2023

Specifications

BrandTeralux
ModelTeralux FN-6421 SE
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6421 SE 120mm PWM Case Fan”, https://vextor7.com/item/19396356 (accessed 2026-10-25).