Hardware Spec Index

Brontix FN-6311 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN6311-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index248 (Case Fans scale)
Category rank#39,064
Street price$9
Power2 W
Performance per dollar27.56
Released2020

Specifications

BrandBrontix
ModelBrontix FN-6311 Ultra
Size120 × 120 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6311 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/83661436 (accessed 2026-10-23).