Hardware Spec Index

Brontix FN-4655 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4655-ULTRA · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index295 (Case Fans scale)
Category rank#4,502
Street price$9
Power4 W
Performance per dollar32.78
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4655 Ultra
Size120 × 120 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4655 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/383705 (accessed 2026-10-27).