Hardware Spec Index

Brontix FN-3701 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3701-ULTRA · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index664 (Case Fans scale)
Category rank#11,387
Street price$19
Power4 W
Performance per dollar34.95
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3701 Ultra
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3701 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/620886 (accessed 2026-10-18).