Hardware Spec Index

Brontix FN-3231 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3231-PRO · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index255 (Case Fans scale)
Category rank#41,086
Street price$9
Power3 W
Performance per dollar28.33
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3231 Pro
Size120 × 120 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3231 Pro 120mm PWM Case Fan”, https://vextor7.com/item/8187641 (accessed 2026-10-26).