Hardware Spec Index

Brontix FN-9909 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9909-PRO · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index1,239 (Case Fans scale)
Category rank#33,334
Street price$39
Power3 W
Performance per dollar31.77
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9909 Pro
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise23 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-9909 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6209985 (accessed 2026-10-21).