Hardware Spec Index

Brontix FN-4311 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4311-PRO · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index752 (Case Fans scale)
Category rank#38,438
Street price$19
Power4 W
Performance per dollar39.58
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4311 Pro
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4311 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19367688 (accessed 2026-10-23).