Hardware Spec Index

Brontix FN-3809 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3809-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index363 (Case Fans scale)
Category rank#28,909
Street price$19
Power4 W
Performance per dollar19.11
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3809 Prime
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, “Brontix FN-3809 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7141107 (accessed 2026-10-21).