Hardware Spec Index

Brontix FN-6648 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN6648-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index232 (Case Fans scale)
Category rank#5,276
Street price$9
Power4 W
Performance per dollar25.78
Released2021

Specifications

BrandBrontix
ModelBrontix FN-6648 Ultra
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6648 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5658629 (accessed 2026-10-19).