Hardware Spec Index

Brontix FN-3967 Ti 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3967-TI · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index340 (Case Fans scale)
Category rank#6,869
Street price$9
Power4 W
Performance per dollar37.78
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3967 Ti
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3967 Ti 140mm PWM Case Fan”, https://vextor7.com/item/7935156 (accessed 2026-10-26).