Hardware Spec Index

Brontix FN-4737 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4737-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index330 (Case Fans scale)
Category rank#46,912
Street price$9
Power3 W
Performance per dollar36.67
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4737 Ultra
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4737 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/2413477 (accessed 2026-10-26).