Hardware Spec Index

Brontix FN-3813 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3813-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index702 (Case Fans scale)
Category rank#27,758
Street price$19
Power3 W
Performance per dollar36.95
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3813 Ultra
Size120 × 120 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3813 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/89082285 (accessed 2026-10-24).