Hardware Spec Index

Brontix FN-9991 SE 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9991-SE · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index1,220 (Case Fans scale)
Category rank#34,941
Street price$39
Power4 W
Performance per dollar31.28
Released2019

Specifications

BrandBrontix
ModelBrontix FN-9991 SE
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9991 SE 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/13124503 (accessed 2026-10-25).