Hardware Spec Index

Brontix FN-1831 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN1831-PRO · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index363 (Case Fans scale)
Category rank#29,949
Street price$19
Power3 W
Performance per dollar19.11
Released2019

Specifications

BrandBrontix
ModelBrontix FN-1831 Pro
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1831 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7717 (accessed 2026-10-18).