Hardware Spec Index

Brontix FN-9971 Pro 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9971-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index872 (Case Fans scale)
Category rank#13,003
Street price$29
Power3 W
Performance per dollar30.07
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9971 Pro
Size120 × 120 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise26 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-9971 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/18249491 (accessed 2026-10-20).