Hardware Spec Index

Brontix FN-4505 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4505-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index850 (Case Fans scale)
Category rank#25,993
Street price$19
Power3 W
Performance per dollar44.74
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4505 Ultra
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise35 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-4505 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/85702583 (accessed 2026-10-22).