Hardware Spec Index

Brontix FN-3757 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3757-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index811 (Case Fans scale)
Category rank#11,459
Street price$19
Power3 W
Performance per dollar42.68
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3757 Ultra
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3757 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/74897005 (accessed 2026-10-22).