Hardware Spec Index

Brontix FN-3900 Max 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3900-MAX · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index659 (Case Fans scale)
Category rank#5,281
Street price$19
Power3 W
Performance per dollar34.68
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3900 Max
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3900 Max 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/12445101 (accessed 2026-10-23).