Hardware Spec Index

Brontix FN-4149 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4149-ULTRA · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index811 (Case Fans scale)
Category rank#33,622
Street price$29
Power3 W
Performance per dollar27.97
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4149 Ultra
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4149 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/32325277 (accessed 2026-10-23).