Hardware Spec Index

Brontix FN-2901 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2901-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index426 (Case Fans scale)
Category rank#32,190
Street price$19
Power4 W
Performance per dollar22.42
Released2021

Specifications

BrandBrontix
ModelBrontix FN-2901 Ultra
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2901 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/22558281 (accessed 2026-10-26).