Hardware Spec Index

Brontix FN-4249 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4249-PRO · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index277 (Case Fans scale)
Category rank#46,506
Street price$9
Power4 W
Performance per dollar30.78
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4249 Pro
Size120 × 120 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4249 Pro 120mm PWM Case Fan”, https://vextor7.com/item/3928135 (accessed 2026-10-21).