Hardware Spec Index

Brontix FN-9721 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9721-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index886 (Case Fans scale)
Category rank#40,731
Street price$29
Power4 W
Performance per dollar30.55
Released2021

Specifications

BrandBrontix
ModelBrontix FN-9721 Pro
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9721 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/53315114 (accessed 2026-10-20).