Hardware Spec Index

Brontix FN-9971 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9971-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index1,126 (Case Fans scale)
Category rank#23,896
Street price$39
Power3 W
Performance per dollar28.87
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9971 Ultra
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise34 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-9971 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/31310292 (accessed 2026-10-23).