Hardware Spec Index

Brontix FN-4091 SE 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4091-SE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,146 (Case Fans scale)
Category rank#26,049
Street price$39
Power3 W
Performance per dollar29.38
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4091 SE
Size140 × 140 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4091 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/41362455 (accessed 2026-10-25).