Hardware Spec Index

Brontix FN-9721 SE 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9721-SE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index902 (Case Fans scale)
Category rank#590
Street price$29
Power4 W
Performance per dollar31.10
Released2026

Specifications

BrandBrontix
ModelBrontix FN-9721 SE
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9721 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/92435985 (accessed 2026-10-24).