Hardware Spec Index

Brontix FN-9931 Edge 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9931-EDGE · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index243 (Case Fans scale)
Category rank#14,467
Street price$9
Power3 W
Performance per dollar27.00
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9931 Edge
Size140 × 140 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9931 Edge 140mm PWM Case Fan”, https://vextor7.com/item/1746785 (accessed 2026-10-22).