Hardware Spec Index

Brontix FN-9451 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9451-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index705 (Case Fans scale)
Category rank#17,363
Street price$19
Power4 W
Performance per dollar37.11
Released2020

Specifications

BrandBrontix
ModelBrontix FN-9451 Ultra
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9451 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/22557700 (accessed 2026-10-26).