Hardware Spec Index

Brontix FN-4351 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4351-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index812 (Case Fans scale)
Category rank#15,323
Street price$29
Power3 W
Performance per dollar28.00
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4351 Ultra
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 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-4351 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/52592693 (accessed 2026-10-19).