Hardware Spec Index

Brontix FN-4855 Pro 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4855-PRO · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,222 (Case Fans scale)
Category rank#45,635
Street price$49
Power3 W
Performance per dollar24.94
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4855 Pro
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4855 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1786068 (accessed 2026-10-21).