Hardware Spec Index

Brontix FN-7931 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN7931-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index519 (Case Fans scale)
Category rank#10,893
Street price$19
Power4 W
Performance per dollar27.32
Released2024

Specifications

BrandBrontix
ModelBrontix FN-7931 Pro
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7931 Pro 120mm PWM Case Fan”, https://vextor7.com/item/41318866 (accessed 2026-10-23).