Hardware Spec Index

Brontix FN-6635 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN6635-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index840 (Case Fans scale)
Category rank#31,926
Street price$29
Power4 W
Performance per dollar28.97
Released2020

Specifications

BrandBrontix
ModelBrontix FN-6635 Ultra
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6635 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/14828684 (accessed 2026-10-26).