Hardware Spec Index

Brontix FN-3709 Pro 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3709-PRO · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,388 (Case Fans scale)
Category rank#13,834
Street price$49
Power4 W
Performance per dollar28.33
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3709 Pro
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3709 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/21244354 (accessed 2026-10-24).