Hardware Spec Index

Brontix FN-3704 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3704-PRO · Released 2024 · Updated 2026-10-18

Key facts

Benchmark index1,095 (Case Fans scale)
Category rank#15,706
Street price$39
Power4 W
Performance per dollar28.08
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3704 Pro
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3704 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/613390 (accessed 2026-10-18).