Hardware Spec Index

Brontix FN-8251 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8251-PRO · Released 2023 · Updated 2026-10-27

Key facts

Benchmark index319 (Case Fans scale)
Category rank#44,120
Street price$9
Power3 W
Performance per dollar35.44
Released2023

Specifications

BrandBrontix
ModelBrontix FN-8251 Pro
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8251 Pro 140mm PWM Case Fan”, https://vextor7.com/item/7012677 (accessed 2026-10-27).