Hardware Spec Index

Brontix FN-4211 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4211-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,005 (Case Fans scale)
Category rank#15,460
Street price$39
Power4 W
Performance per dollar25.77
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4211 Ultra
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4211 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/9636201 (accessed 2026-10-21).