Hardware Spec Index

Brontix FN-3674 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3674-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index292 (Case Fans scale)
Category rank#5,904
Street price$9
Power2 W
Performance per dollar32.44
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3674 Ultra
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3674 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/7658346 (accessed 2026-10-22).