Hardware Spec Index

Brontix FN-2231 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2231-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index617 (Case Fans scale)
Category rank#32,680
Street price$19
Power4 W
Performance per dollar32.47
Released2025

Specifications

BrandBrontix
ModelBrontix FN-2231 Pro
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2231 Pro 140mm PWM Case Fan”, https://vextor7.com/item/3628201 (accessed 2026-10-19).