Hardware Spec Index

Brontix FN-3849 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3849-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index510 (Case Fans scale)
Category rank#49,567
Street price$19
Power3 W
Performance per dollar26.84
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3849 Ultra
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3849 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4175368 (accessed 2026-10-25).