Hardware Spec Index

Brontix FN-3309 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3309-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index602 (Case Fans scale)
Category rank#5,630
Street price$19
Power4 W
Performance per dollar31.68
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3309 XT
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3309 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/119202 (accessed 2026-10-19).