Hardware Spec Index

Brontix FN-4650 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4650-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index407 (Case Fans scale)
Category rank#48,482
Street price$9
Power4 W
Performance per dollar45.22
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4650 Ultra
Size120 × 120 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4650 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/73036019 (accessed 2026-10-26).