Hardware Spec Index

Brontix FN-6490 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6490-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index652 (Case Fans scale)
Category rank#48,004
Street price$19
Power4 W
Performance per dollar34.32
Released2026

Specifications

BrandBrontix
ModelBrontix FN-6490 Ultra
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6490 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/756669 (accessed 2026-10-22).