Hardware Spec Index

Brontix FN-4209 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4209-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index954 (Case Fans scale)
Category rank#3,134
Street price$29
Power4 W
Performance per dollar32.90
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4209 Prime
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4209 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/734672 (accessed 2026-10-21).