Hardware Spec Index

Brontix FN-9391 Max 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9391-MAX · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index708 (Case Fans scale)
Category rank#16,294
Street price$19
Power4 W
Performance per dollar37.26
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9391 Max
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9391 Max 120mm PWM Case Fan”, https://vextor7.com/item/2768075 (accessed 2026-10-22).