Hardware Spec Index

Brontix FN-3920 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3920-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index875 (Case Fans scale)
Category rank#48,634
Street price$29
Power3 W
Performance per dollar30.17
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3920 Ultra
Size120 × 120 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3920 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/85701029 (accessed 2026-10-22).