Hardware Spec Index

Brontix FN-1831 XT 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1831-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index335 (Case Fans scale)
Category rank#16,559
Street price$9
Power3 W
Performance per dollar37.22
Released2021

Specifications

BrandBrontix
ModelBrontix FN-1831 XT
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1831 XT 140mm PWM Case Fan”, https://vextor7.com/item/2059548 (accessed 2026-10-26).