Hardware Spec Index

Brontix FN-9478 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9478-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index770 (Case Fans scale)
Category rank#42,628
Street price$29
Power3 W
Performance per dollar26.55
Released2026

Specifications

BrandBrontix
ModelBrontix FN-9478 Ultra
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9478 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/43666618 (accessed 2026-10-20).