Hardware Spec Index

Brontix FN-8639 Max 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8639-MAX · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index755 (Case Fans scale)
Category rank#34,683
Street price$19
Power4 W
Performance per dollar39.74
Released2022

Specifications

BrandBrontix
ModelBrontix FN-8639 Max
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8639 Max 140mm PWM Case Fan”, https://vextor7.com/item/217657 (accessed 2026-10-19).