Hardware Spec Index

Brontix FN-3889 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3889-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index431 (Case Fans scale)
Category rank#2,365
Street price$19
Power4 W
Performance per dollar22.68
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3889 Ultra
Size120 × 120 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3889 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/32636685 (accessed 2026-10-24).