Hardware Spec Index

Brontix FN-9639 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9639-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,311 (Case Fans scale)
Category rank#13,276
Street price$39
Power3 W
Performance per dollar33.62
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9639 Ultra
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9639 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/6509583 (accessed 2026-10-20).