Hardware Spec Index

Brontix FN-3747 Pro 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3747-PRO · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,251 (Case Fans scale)
Category rank#42,471
Street price$39
Power3 W
Performance per dollar32.08
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3747 Pro
Size120 × 120 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3747 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/9147461 (accessed 2026-10-20).