Hardware Spec Index

Brontix FN-8347 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8347-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index345 (Case Fans scale)
Category rank#13,327
Street price$9
Power3 W
Performance per dollar38.33
Released2020

Specifications

BrandBrontix
ModelBrontix FN-8347 Ultra
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8347 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/2944441 (accessed 2026-10-21).