Hardware Spec Index

Brontix FN-3939 SE 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3939-SE · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#40,527
Street price$49
Power3 W
Performance per dollar28.57
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3939 SE
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise33 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-3939 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/31318038 (accessed 2026-10-23).