Hardware Spec Index

Brontix FN-6839 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN6839-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index288 (Case Fans scale)
Category rank#36,247
Street price$9
Power4 W
Performance per dollar32.00
Released2019

Specifications

BrandBrontix
ModelBrontix FN-6839 Ultra
Size120 × 120 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6839 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5777450 (accessed 2026-10-19).