Hardware Spec Index

Brontix FN-9578 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9578-ULTRA · Released 2024 · Updated 2026-10-18

Key facts

Benchmark index1,301 (Case Fans scale)
Category rank#17,780
Street price$49
Power3 W
Performance per dollar26.55
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9578 Ultra
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9578 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/15219084 (accessed 2026-10-18).