Hardware Spec Index

Brontix FN-6683 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6683-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index402 (Case Fans scale)
Category rank#40,480
Street price$9
Power3 W
Performance per dollar44.67
Released2023

Specifications

BrandBrontix
ModelBrontix FN-6683 Ultra
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6683 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/35302680 (accessed 2026-10-26).