Hardware Spec Index

Brontix FN-3986 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3986-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#47,752
Street price$49
Power3 W
Performance per dollar28.57
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3986 Ultra
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise28 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-3986 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/71757072 (accessed 2026-10-26).