Hardware Spec Index

Brontix FN-6339 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN6339-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index713 (Case Fans scale)
Category rank#11,384
Street price$19
Power4 W
Performance per dollar37.53
Released2023

Specifications

BrandBrontix
ModelBrontix FN-6339 Ultra
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6339 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/16927232 (accessed 2026-10-26).