Hardware Spec Index

Brontix FN-8399 Pro 120mm PWM Case Fan

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

Key facts

Benchmark index770 (Case Fans scale)
Category rank#48,650
Street price$19
Power4 W
Performance per dollar40.53
Released2024

Specifications

BrandBrontix
ModelBrontix FN-8399 Pro
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8399 Pro 120mm PWM Case Fan”, https://vextor7.com/item/4922271 (accessed 2026-10-20).