Hardware Spec Index

Brontix FN-3920 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3920-XT · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index694 (Case Fans scale)
Category rank#42,924
Street price$19
Power3 W
Performance per dollar36.53
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3920 XT
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3920 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/30454955 (accessed 2026-10-22).