Hardware Spec Index

Brontix FN-5281 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5281-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,194 (Case Fans scale)
Category rank#39,897
Street price$39
Power4 W
Performance per dollar30.62
Released2020

Specifications

BrandBrontix
ModelBrontix FN-5281 Ultra
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5281 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4086983 (accessed 2026-10-23).