Hardware Spec Index

Brontix FN-5521 XT 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN5521-XT · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,163 (Case Fans scale)
Category rank#16,533
Street price$39
Power4 W
Performance per dollar29.82
Released2020

Specifications

BrandBrontix
ModelBrontix FN-5521 XT
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5521 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/12337489 (accessed 2026-10-24).