Hardware Spec Index

Brontix FN-3997 Pro 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3997-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,182 (Case Fans scale)
Category rank#12,761
Street price$49
Power3 W
Performance per dollar24.12
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3997 Pro
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise22 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-3997 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/3907443 (accessed 2026-10-20).