Hardware Spec Index

Teralux FN-8639 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN8639-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index447 (Case Fans scale)
Category rank#44,369
Street price$19
Power4 W
Performance per dollar23.53
Released2021

Specifications

BrandTeralux
ModelTeralux FN-8639 Prime
Size120 × 120 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-8639 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19130321 (accessed 2026-10-23).