Hardware Spec Index

Brontix FN-6681 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6681-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index372 (Case Fans scale)
Category rank#43,840
Street price$9
Power3 W
Performance per dollar41.33
Released2025

Specifications

BrandBrontix
ModelBrontix FN-6681 Pro
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6681 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/51679547 (accessed 2026-10-20).