Hardware Spec Index

Brontix FN-4128 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4128-PRO · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index446 (Case Fans scale)
Category rank#5,633
Street price$19
Power2 W
Performance per dollar23.47
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4128 Pro
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4128 Pro 120mm PWM Case Fan”, https://vextor7.com/item/10278902 (accessed 2026-10-19).