Hardware Spec Index

Brontix FN-6709 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6709-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,360 (Case Fans scale)
Category rank#31,800
Street price$49
Power4 W
Performance per dollar27.76
Released2019

Specifications

BrandBrontix
ModelBrontix FN-6709 Ultra
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6709 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/3977088 (accessed 2026-10-24).