Hardware Spec Index

Brontix FN-3491 Plus 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3491-PLUS · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index1,038 (Case Fans scale)
Category rank#9,997
Street price$39
Power4 W
Performance per dollar26.62
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3491 Plus
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise28 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-3491 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/93358630 (accessed 2026-10-26).