Hardware Spec Index

Brontix FN-4503 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4503-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index906 (Case Fans scale)
Category rank#20,104
Street price$29
Power3 W
Performance per dollar31.24
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4503 Ultra
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4503 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/2770985 (accessed 2026-10-21).