Hardware Spec Index

Brontix FN-8681 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN8681-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index414 (Case Fans scale)
Category rank#39,507
Street price$9
Power3 W
Performance per dollar46.00
Released2024

Specifications

BrandBrontix
ModelBrontix FN-8681 Ultra
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8681 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/94864400 (accessed 2026-10-24).