Hardware Spec Index

Brontix FN-8581 XT 120mm PWM Case Fan

Case Fans · Brontix · SKU FN8581-XT · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index301 (Case Fans scale)
Category rank#7,802
Street price$9
Power4 W
Performance per dollar33.44
Released2019

Specifications

BrandBrontix
ModelBrontix FN-8581 XT
Size120 × 120 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8581 XT 120mm PWM Case Fan”, https://vextor7.com/item/4053102 (accessed 2026-10-21).