Hardware Spec Index

Brontix FN-4187 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4187-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index544 (Case Fans scale)
Category rank#44,808
Street price$19
Power3 W
Performance per dollar28.63
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4187 Ultra
Size120 × 120 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4187 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/94896712 (accessed 2026-10-22).