Hardware Spec Index

Brontix FN-3504 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3504-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,004 (Case Fans scale)
Category rank#3,860
Street price$29
Power3 W
Performance per dollar34.62
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3504 Ultra
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3504 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4262006 (accessed 2026-10-20).