Hardware Spec Index

Brontix FN-8399 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8399-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index298 (Case Fans scale)
Category rank#46,827
Street price$9
Power4 W
Performance per dollar33.11
Released2024

Specifications

BrandBrontix
ModelBrontix FN-8399 Pro
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8399 Pro 140mm PWM Case Fan”, https://vextor7.com/item/3407672 (accessed 2026-10-20).